{"id":938,"date":"2026-03-18T08:46:59","date_gmt":"2026-03-18T08:46:59","guid":{"rendered":"https:\/\/fschier.com\/?p=938"},"modified":"2026-03-18T08:49:13","modified_gmt":"2026-03-18T08:49:13","slug":"designing-misuse-tolerant-multi-point-locks-for-real-users","status":"publish","type":"post","link":"https:\/\/fschier.com\/vi\/designing-misuse-tolerant-multi-point-locks-for-real-users\/","title":{"rendered":"Thi\u1ebft k\u1ebf kh\u00f3a \u0111a \u0111i\u1ec3m ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai cho ng\u01b0\u1eddi d\u00f9ng th\u1ef1c t\u1ebf"},"content":{"rendered":"<p>T\u00f4i \u0111\u00e3 xem \u0111\u1ee7 c\u00e1c b\u00e0i \u0111\u00e1nh gi\u00e1 ph\u1ea7n c\u1ee9ng \u0111\u1ec3 thu\u1ed9c l\u00f2ng c\u1ea3 quy tr\u00ecnh n\u00e0y: ng\u01b0\u1eddi th\u00ec \u0111\u01b0a ra s\u1ed1 li\u1ec7u v\u1ec1 \u0111\u1ed9 \u0103n m\u00f2n, ng\u01b0\u1eddi kh\u00e1c th\u00ec khoe khoang v\u1ec1 s\u1ed1 l\u1ea7n m\u1edf\/\u0111\u00f3ng, c\u00f3 ng\u01b0\u1eddi l\u1ea9m b\u1ea9m v\u1ec1 \u201cc\u1ea3m gi\u00e1c cao c\u1ea5p\u201d, v\u00e0 h\u1ea7u nh\u01b0 ch\u1eb3ng ai mu\u1ed1n n\u00f3i to ph\u1ea7n \u0111\u00e1ng x\u1ea5u h\u1ed5 nh\u1ea5t ra\u2014r\u1eb1ng c\u00f3 m\u1ed9t con s\u1ed1 \u0111\u00e1ng kinh ng\u1ea1c v\u1ec1&nbsp;<strong>kh\u00f3a \u0111a \u0111i\u1ec3m<\/strong>&nbsp;v\u1eabn ph\u1ea3i tr\u00f4ng c\u1eady v\u00e0o vi\u1ec7c nh\u1eefng ng\u01b0\u1eddi \u0111ang m\u1ec7t m\u1ecfi, m\u1ea5t t\u1eadp trung, x\u00e1ch t\u00fai, b\u1eadn r\u1ed9n tr\u00f4ng nom con c\u00e1i, ho\u1eb7c \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng mu\u1ed1n ghi nh\u1edb tr\u00ecnh t\u1ef1 m\u1edf kh\u00f3a s\u1ebd h\u00e0nh x\u1eed m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o. \u0110\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec3m y\u1ebfu.<\/p>\n\n\n\n<p>V\u00e0 \u0111i\u1ec3m y\u1ebfu \u0111\u00f3 r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n<p>B\u1edfi v\u00ec \u0111\u00e2y l\u00e0 s\u1ef1 th\u1eadt ph\u0169 ph\u00e0ng: ph\u1ea7n l\u1edbn c\u00e1c \u1ed5 kh\u00f3a kh\u00f4ng b\u1ecb h\u1ecfng ch\u1ec9 v\u00ec b\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng s\u1ee9c m\u1ea1nh th\u00f4 b\u1ea1o, do nh\u1eefng k\u1ebb x\u1ea5u hay v\u00ec nh\u1eefng t\u00ecnh hu\u1ed1ng \u0111\u1ed9t nh\u1eadp ki\u1ec3u phim Hollywood. Ch\u00fang b\u1ecb h\u1ecfng b\u1edfi v\u00ec \u0111\u1ed9i ng\u0169 ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m \u0111\u00e3 b\u00ed m\u1eadt thi\u1ebft k\u1ebf cho m\u1ed9t ng\u01b0\u1eddi d\u00f9ng t\u01b0\u1edfng t\u01b0\u1ee3ng \u2014 v\u1edbi \u0111\u00f4i tay kh\u00e9o l\u00e9o, s\u1ef1 c\u0103n ch\u1ec9nh ho\u00e0n h\u1ea3o, l\u1eafp \u0111\u1eb7t g\u1ecdn g\u00e0ng, pin m\u1edbi tinh, kh\u00f4ng m\u1ed9t ch\u00fat l\u00fang t\u00fang \u2014 r\u1ed3i l\u1ea1i t\u1ecf ra ng\u1ea1c nhi\u00ean khi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng th\u1ef1c s\u1ef1 l\u00e0m \u0111i\u1ec1u m\u00e0 h\u1ecd lu\u00f4n l\u00e0m, \u0111\u00f3 l\u00e0 \u1ee9ng bi\u1ebfn.<\/p>\n\n\n\n<p>T\u00f4i th\u1ef1c s\u1ef1 tin r\u1eb1ng ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y th\u01b0\u1eddng l\u1ea5y c\u1edb \u201cl\u1ed7i c\u1ee7a ng\u01b0\u1eddi d\u00f9ng\u201d v\u00ec c\u00e1ch \u0111\u00f3 r\u1ebb h\u01a1n l\u00e0 th\u1eeba nh\u1eadn r\u1eb1ng c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a s\u1ea3n ph\u1ea9m qu\u00e1 kh\u1eafc nghi\u1ec7t. Th\u00f4i, t\u00f4i \u0111\u00e3 n\u00f3i ra r\u1ed3i. N\u1ebfu h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n \u0111\u00f2i h\u1ecfi ph\u1ea3i k\u00e9o c\u1eeda \u0111\u00fang c\u00e1ch, n\u00e2ng l\u00ean \u0111\u00fang c\u00e1ch, xoay \u0111\u00fang c\u00e1ch, ki\u1ec3m tra \u0111\u00fang c\u00e1ch v\u00e0 tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c v\u1ed9i v\u00e0ng\u2014th\u00ec b\u1ea1n \u0111\u00e3 kh\u00f4ng thi\u1ebft k\u1ebf ra m\u1ed9t s\u1ea3n ph\u1ea9m an to\u00e0n. B\u1ea1n ch\u1ec9 thi\u1ebft k\u1ebf ra m\u1ed9t s\u1ea3n ph\u1ea9m r\u01b0\u1eddm r\u00e0 m\u00e0 th\u00f4i.<\/p>\n\n\n\n<p>V\u00e0 ng\u01b0\u1eddi d\u00f9ng bi\u1ebft \u0111i\u1ec1u \u0111\u00f3. D\u00f9 h\u1ecd c\u00f3 th\u1ec3 kh\u00f4ng g\u1ecdi t\u00ean \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p>H\u1ecd c\u1ea3m nh\u1eadn \u0111i\u1ec1u \u0111\u00f3 qua l\u1ef1c k\u00e9o c\u1ee7a tay n\u1eafm. Qua c\u1ea3m gi\u00e1c l\u1ecfng l\u1ebbo khi tr\u1ee5c quay tr\u1edf v\u1ec1 v\u1ecb tr\u00ed ban \u0111\u1ea7u. Qua c\u1ea3m gi\u00e1c n\u1eeda \u0111\u00f3ng n\u1eeda m\u1edf, kh\u00f4ng ch\u1eafc ch\u1eafn li\u1ec7u \u0111\u00e3 kh\u00f3a ch\u01b0a \u2013 \u0111i\u1ec1u m\u00e0 th\u1ee3 l\u1eafp \u0111\u1eb7t g\u1ecdi l\u00e0 \u201cv\u1eabn trong gi\u1edbi h\u1ea1n cho ph\u00e9p\u201d c\u00f2n ch\u1ee7 nh\u00e0 g\u1ecdi l\u00e0 \u201ckhi\u1ebfn ng\u01b0\u1eddi ta b\u1ef1c m\u00ecnh\u201d. Kho\u1ea3ng c\u00e1ch \u0111\u00f3 \u2013 gi\u1eefa s\u1ef1 t\u1ef1 tin v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf khi s\u1eed d\u1ee5ng \u2013 ch\u00ednh l\u00e0 l\u00fac thi\u1ebft k\u1ebf kh\u00f3a ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai c\u00e1ch kh\u00f4ng c\u00f2n mang t\u00ednh l\u00fd thuy\u1ebft su\u00f4ng m\u00e0 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean t\u1ed1n k\u00e9m.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>M\u1ee5c l\u1ee5c<\/h2><nav><ul><li><a href=\"#real-risk-is-not-theoretical\">R\u1ee7i ro th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 l\u00fd thuy\u1ebft<\/a><\/li><li><a href=\"#misuse-tolerance-is-not-softness-it-is-discipline\">S\u1ef1 khoan dung \u0111\u1ed1i v\u1edbi h\u00e0nh vi l\u1ea1m d\u1ee5ng kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 nhu nh\u01b0\u1ee3c, m\u00e0 l\u00e0 k\u1ef7 lu\u1eadt<\/a><\/li><li><a href=\"#what-real-users-actually-tell-us\">Nh\u1eefng g\u00ec ng\u01b0\u1eddi d\u00f9ng th\u1ef1c s\u1ef1 chia s\u1ebb v\u1edbi ch\u00fang t\u00f4i<\/a><\/li><li><a href=\"#the-mechanical-lesson-nobody-likes\">B\u00e0i h\u1ecdc v\u1ec1 c\u01a1 kh\u00ed m\u00e0 ch\u1eb3ng ai th\u00edch<\/a><\/li><li><a href=\"#the-digital-layer-makes-bad-mechanical-thinking-worse\">L\u1edbp k\u1ef9 thu\u1eadt s\u1ed1 c\u00e0ng l\u00e0m cho l\u1ed1i suy ngh\u0129 c\u01a1 h\u1ecdc sai l\u1ea7m tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n<\/a><\/li><li><a href=\"#the-design-screen-i-use\">M\u00e0n h\u00ecnh thi\u1ebft k\u1ebf m\u00e0 t\u00f4i s\u1eed d\u1ee5ng<\/a><\/li><li><a href=\"#best-multi-point-locks-for-safety-are-the-ones-people-cannot-half-use\">Nh\u1eefng lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m t\u1ed1t nh\u1ea5t v\u1ec1 m\u1eb7t an to\u00e0n l\u00e0 nh\u1eefng lo\u1ea1i m\u00e0 ng\u01b0\u1eddi ta kh\u00f4ng th\u1ec3 ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t ph\u1ea7n<\/a><\/li><li><a href=\"#faqs\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><ul><li><a href=\"#what-is-a-misuse-tolerant-multi-point-lock-\">Kh\u00f3a \u0111a \u0111i\u1ec3m ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai l\u00e0 g\u00ec?<\/a><\/li><li><a href=\"#why-do-multi-point-locks-confuse-users-\">T\u1ea1i sao kh\u00f3a \u0111a \u0111i\u1ec3m l\u1ea1i khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng b\u1ed1i r\u1ed1i?<\/a><\/li><li><a href=\"#are-multi-point-locks-more-secure-than-single-point-locks-\">Kh\u00f3a \u0111a \u0111i\u1ec3m c\u00f3 an to\u00e0n h\u01a1n kh\u00f3a \u0111\u01a1n \u0111i\u1ec3m kh\u00f4ng?<\/a><\/li><li><a href=\"#how-do-you-design-multi-point-locks-for-older-adults-\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thi\u1ebft k\u1ebf kh\u00f3a \u0111a \u0111i\u1ec3m cho ng\u01b0\u1eddi cao tu\u1ed5i?<\/a><\/li><\/ul><\/li><li><a href=\"#stop-shipping-locks-that-need-excuses\">\u0110\u1eebng g\u1eedi nh\u1eefng chi\u1ebfc kh\u00f3a c\u1ea7n ph\u1ea3i t\u00ecm l\u00fd do \u0111\u1ec3 bi\u1ec7n minh<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"real-risk-is-not-theoretical\">R\u1ee7i ro th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 l\u00fd thuy\u1ebft<\/h2>\n\n\n\n<p>Nh\u01b0ng \u0111\u1eebng \u0111\u1ec3 v\u1ea5n \u0111\u1ec1 n\u00e0y tr\u1edf n\u00ean qu\u00e1 tr\u1eebu t\u01b0\u1ee3ng. C\u1eeda v\u1eabn l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 c\u1ea5p b\u00e1ch, v\u00e0 nh\u1eefng con s\u1ed1 n\u00e0y kh\u00f4ng th\u1ef1c s\u1ef1 khi\u1ebfn t\u00f4i tin r\u1eb1ng thi\u1ebft k\u1ebf kh\u00f3a c\u1ea9u th\u1ea3 ch\u1ec9 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 nh\u1ecf v\u1ec1 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u00e0 ch\u00fang ta c\u00f3 th\u1ec3 g\u1ea1t sang m\u1ed9t b\u00ean b\u1eb1ng nh\u1eefng cu\u1ed1n brochure \u0111\u1eb9p m\u1eaft h\u01a1n hay l\u1edbp s\u01a1n t\u0129nh \u0111i\u1ec7n m\u00e0u t\u1ed1i h\u01a1n.<\/p>\n\n\n\n<p>Theo C\u1ee5c Th\u1ed1ng k\u00ea T\u01b0 ph\u00e1p, c\u00e1c h\u1ed9 gia \u0111\u00ecnh t\u1ea1i Hoa K\u1ef3 \u0111\u00e3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi&nbsp;<strong>13,6 tri\u1ec7u v\u1ee5 tr\u1ed9m c\u1eafp t\u00e0i s\u1ea3n v\u00e0o n\u0103m 2023<\/strong>, v\u00e0&nbsp;<strong>T\u1ef7 l\u1ec7 t\u1ed9i ph\u1ea1m x\u00e2m ph\u1ea1m t\u00e0i s\u1ea3n t\u1ea1i khu v\u1ef1c \u0111\u00f4 th\u1ecb \u0111\u00e3 t\u0103ng t\u1eeb 176,1 l\u00ean 192,3 tr\u00ean 1.000 h\u1ed9 gia \u0111\u00ecnh<\/strong>&nbsp;t\u1eeb n\u0103m 2022 \u0111\u1ebfn n\u0103m 2023. T\u1ef7 l\u1ec7 tr\u1ed9m c\u1eafp\/x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p c\u0169ng \u1edf m\u1ee9c&nbsp;<strong>13,1 tr\u00ean 1.000 h\u1ed9 gia \u0111\u00ecnh<\/strong>&nbsp;v\u00e0o n\u0103m 2023. Nh\u1eefng con s\u1ed1 \u0111\u00f3 cho t\u00f4i th\u1ea5y m\u1ed9t \u0111i\u1ec1u r\u1ea5t \u0111\u01a1n gi\u1ea3n: ph\u1ea7n m\u1edf \u0111\u1ea7u v\u1eabn r\u1ea5t quan tr\u1ecdng, v\u00e0 nh\u1eefng gi\u1ea3 \u0111\u1ecbnh thi\u1ebfu ch\u00ednh x\u00e1c v\u1eabn khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng ti\u1ec1n.<\/p>\n\n\n\n<p>\u0110\u00f3 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n<p>C\u00f2n l\u0129nh v\u1ef1c kia th\u00ec sao? Ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ea7n c\u1ee9ng \u0111\u00e3 tr\u1edf n\u00ean qu\u00e1 quen thu\u1ed9c v\u1edbi vi\u1ec7c s\u00e1p nh\u1eadp, ch\u1ed3ng ch\u00e9o th\u01b0\u01a1ng hi\u1ec7u v\u00e0 vi\u1ec7c che gi\u1ea5u th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt. V\u00e0o th\u00e1ng 7 n\u0103m 2024, Reuters \u0111\u01b0a tin r\u1eb1ng B\u1ed9 T\u01b0 ph\u00e1p M\u1ef9 \u0111\u00e3 c\u00e1o bu\u1ed9c Assa Abloy vi ph\u1ea1m c\u00e1c \u0111i\u1ec1u kho\u1ea3n li\u00ean quan \u0111\u1ebfn&nbsp;<strong>1.443 t\u1ef7<\/strong>&nbsp;Vi\u1ec7c mua l\u1ea1i m\u1ea3ng thi\u1ebft b\u1ecb gia d\u1ee5ng c\u1ee7a Spectrum Brands, v\u1edbi tranh ch\u1ea5p li\u00ean quan \u0111\u1ebfn c\u00e1c th\u01b0\u01a1ng hi\u1ec7u nh\u01b0&nbsp;<strong>Yale, August, Baldwin, EMTEK v\u00e0 Kwikset<\/strong>, c\u00f9ng v\u1edbi m\u1ed9t \u0111\u1ec1 xu\u1ea5t&nbsp;<strong>Nghi\u00ean c\u1ee9u k\u00e9o d\u00e0i 5 n\u0103m v\u1ec1 kh\u00f3a th\u00f4ng minh<\/strong>. Ng\u01b0\u1eddi ta s\u1ebd kh\u00f4ng ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 gi\u00e1m s\u00e1t ch\u1eb7t ch\u1ebd nh\u01b0 v\u1eady tr\u1eeb khi c\u00e1c ph\u1ee5 ki\u1ec7n c\u1eeda \u0111\u00e3 tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n\u2014v\u00e0 nh\u1ea1y c\u1ea3m v\u1ec1 m\u1eb7t ch\u00ednh tr\u1ecb h\u01a1n\u2014so v\u1edbi nh\u1eefng g\u00ec ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y mu\u1ed1n th\u1eeba nh\u1eadn.<\/p>\n\n\n\n<p>V\u00e0 r\u1ed3i c\u00f2n c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed. \u0110\u00e2y c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 chuy\u1ec7n tr\u00ean l\u00fd thuy\u1ebft. V\u00e0o th\u00e1ng 3 n\u0103m 2024, CERT\/CC \u0111\u00e3 c\u00f4ng b\u1ed1&nbsp;<strong>VU#949046<\/strong>, \u0111\u1ed3ng th\u1eddi c\u1ea3nh b\u00e1o r\u1eb1ng m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb kh\u00f3a d\u1ef1a tr\u00ean n\u1ec1n t\u1ea3ng Sciener \u0111\u00e3 ch\u1ea5p nh\u1eadn c\u00e1c tin nh\u1eafn Bluetooth Low Energy d\u1ea1ng v\u0103n b\u1ea3n thu\u1ea7n t\u00fay nh\u01b0 th\u1ec3 ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a, v\u1edbi l\u1ed7 h\u1ed5ng n\u00e0y li\u00ean quan \u0111\u1ebfn c\u00e1c \u0111i\u1ec3m y\u1ebfu trong qu\u00e1 tr\u00ecnh c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m v\u00e0&nbsp;<strong>CVE-2023-7017<\/strong>. V\u00ec v\u1eady, m\u1ed7i khi c\u00e1c th\u01b0\u01a1ng hi\u1ec7u d\u00f9ng t\u1eeb \u201cth\u00f4ng minh\u201d nh\u01b0 th\u1ec3 n\u00f3 t\u1ef1 \u0111\u1ed9ng \u0111\u1ed3ng ngh\u0129a v\u1edbi \u201ct\u1ed1t h\u01a1n\u201d, t\u00f4i l\u1ea1i th\u1ea5y h\u01a1i kh\u00f3 ch\u1ecbu. \u0110\u00f4i khi n\u00f3 th\u1ef1c s\u1ef1 t\u1ed1t h\u01a1n. \u0110\u00f4i khi n\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 d\u1ec5 h\u1ecfng h\u01a1n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3.jpg\" alt=\"Fault-Tolerant Multi-Point Lock\" class=\"wp-image-939\" title=\"\" srcset=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3.jpg 960w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3-300x225.jpg 300w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3-768x576.jpg 768w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3-16x12.jpg 16w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-3-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"misuse-tolerance-is-not-softness-it-is-discipline\">S\u1ef1 khoan dung \u0111\u1ed1i v\u1edbi h\u00e0nh vi l\u1ea1m d\u1ee5ng kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 nhu nh\u01b0\u1ee3c, m\u00e0 l\u00e0 k\u1ef7 lu\u1eadt<\/h2>\n\n\n\n<p>Tuy nhi\u00ean, c\u1ee5m t\u1eeb \u201cch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai m\u1ee5c \u0111\u00edch\u201d v\u1eabn b\u1ecb coi nh\u01b0 m\u1ed9t s\u1ef1 th\u1ecfa hi\u1ec7p \u2014 nh\u01b0 th\u1ec3 ch\u00fang ta \u0111ang y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng b\u1ea3o m\u1eadt ph\u1ea3i m\u1ec1m d\u1ebbo, khoan dung, hay th\u1eadm ch\u00ed l\u00e0 \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a m\u1ed9t ch\u00fat \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea1i \u0111a s\u1ed1 ng\u01b0\u1eddi d\u00f9ng. T\u00f4i kh\u00f4ng tin \u0111i\u1ec1u \u0111\u00f3. Kh\u00f4ng m\u1ed9t gi\u00e2y n\u00e0o c\u1ea3.<\/p>\n\n\n\n<p>M\u1ed9t h\u1ec7 th\u1ed1ng kh\u00f3a \u0111a \u0111i\u1ec3m ch\u1ecbu \u0111\u01b0\u1ee3c sai s\u00f3t kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu k\u00e9m. N\u00f3 l\u00e0 trung th\u1ef1c. H\u1ec7 th\u1ed1ng n\u00e0y b\u1eaft \u0111\u1ea7u t\u1eeb ba gi\u1ea3 \u0111\u1ecbnh c\u1ed1t l\u00f5i m\u00e0 b\u1ea5t k\u1ef3 nh\u00e0 s\u1ea3n xu\u1ea5t nghi\u00eam t\u00fac n\u00e0o c\u0169ng ph\u1ea3i ch\u1ea5p nh\u1eadn tr\u01b0\u1edbc khi b\u1ea3n v\u1ebd CAD \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c ch\u1ed1t l\u1ea1i: ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng b\u1ecf qua c\u00e1c b\u01b0\u1edbc, th\u1ee3 l\u1eafp \u0111\u1eb7t v\u00f4 t\u00ecnh ch\u1ed3ng ch\u00e9o c\u00e1c dung sai g\u00e2y b\u1ea5t l\u1ee3i cho b\u1ea1n, v\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng kh\u00f4ng ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng gi\u1eefa y\u1ebfu t\u1ed1 ti\u1ec7n d\u1ee5ng v\u00e0 an ninh trong suy ngh\u0129 c\u1ee7a h\u1ecd. N\u1ebfu tay n\u1eafm c\u1ea3m gi\u00e1c kh\u00f4ng \u0111\u00fang, h\u1ecd s\u1ebd ng\u1eebng tin t\u01b0\u1edfng v\u00e0o c\u00e1nh c\u1eeda. N\u1ebfu ch\u1ed1t c\u1eeda ph\u00e1t ra ti\u1ebfng \u201cc\u1ea1ch\u201d, nhi\u1ec1u ng\u01b0\u1eddi s\u1ebd cho r\u1eb1ng m\u1ecdi th\u1ee9 kh\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c kh\u00f3a ch\u1eb7t. N\u1ebfu \u1ee9ng d\u1ee5ng hi\u1ec3n th\u1ecb \u201c\u0111\u00e3 k\u1ebft n\u1ed1i\u201d, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi s\u1ebd tin v\u00e0o tr\u1ea1ng th\u00e1i kh\u00f3a d\u00f9 n\u00f3 c\u00f3 ch\u00ednh x\u00e1c hay kh\u00f4ng.<\/p>\n\n\n\n<p>\u0110\u00f3 m\u1edbi ch\u00ednh l\u00e0 chi\u1ebfn tr\u01b0\u1eddng th\u1ef1c s\u1ef1.<\/p>\n\n\n\n<p>Theo kinh nghi\u1ec7m c\u1ee7a t\u00f4i, th\u1ee9 t\u1ef1 thao t\u00e1c th\u01b0\u1eddng l\u00e0 nguy\u00ean nh\u00e2n th\u1ea7m l\u1eb7ng d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1. Kh\u00f4ng ph\u1ea3i do kim lo\u1ea1i. Kh\u00f4ng ph\u1ea3i do l\u1edbp ph\u1ee7. C\u0169ng kh\u00f4ng ph\u1ea3i do ch\u1ed1t ch\u1ed1ng khoan. M\u00e0 l\u00e0 th\u1ee9 t\u1ef1 thao t\u00e1c. N\u1ebfu ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c li\u1ec7u m\u00f3c tr\u00ean, ch\u1ed1t gi\u1eefa v\u00e0 ch\u1ed1t tr\u01b0\u1ee3t d\u01b0\u1edbi c\u00f3 th\u1ef1c s\u1ef1 \u0111\u00e3 kh\u1edbp v\u00e0o v\u1ecb tr\u00ed hay ch\u01b0a, th\u00ec s\u1ea3n ph\u1ea9m \u0111ang bu\u1ed9c h\u1ecd ph\u1ea3i \u0111o\u00e1n m\u00f2 \u2014 v\u00e0 vi\u1ec7c \u0111o\u00e1n m\u00f2 l\u00e0 \u0111i\u1ec1u c\u1ea5m k\u1ef5 trong l\u0129nh v\u1ef1c an ninh gia \u0111\u00ecnh. Ng\u01b0\u1eddi ta kh\u00f4ng ki\u1ec3m tra tr\u1ea1ng th\u00e1i kh\u00f3a tr\u01b0\u1edbc khi \u0111i ng\u1ee7. H\u1ecd ch\u1ec9 xoay, \u0111\u1ea9y, nh\u00fan vai r\u1ed3i b\u1ecf \u0111i.<\/p>\n\n\n\n<p>N\u00f3 ho\u1ea1t \u0111\u1ed9ng. Th\u01b0\u1eddng th\u00ec l\u00e0 v\u1eady.<\/p>\n\n\n\n<p>Ch\u00ednh c\u00e1i t\u1eeb \u201cth\u01b0\u1eddng th\u00ec\u201d \u0111\u00f3 l\u00e0 l\u00fac c\u00e1c cu\u1ed9c g\u1ecdi y\u00eau c\u1ea7u h\u1ed7 tr\u1ee3, tranh c\u00e3i v\u1ec1 b\u1ea3o h\u00e0nh, vi\u1ec7c tr\u1ea3 h\u00e0ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng v\u00e0 t\u1ed5n h\u1ea1i danh ti\u1ebfng b\u1eaft \u0111\u1ea7u ch\u1ed3ng ch\u1ea5t. V\u00e0 \u0111\u00fang v\u1eady, t\u00f4i bi\u1ebft ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y th\u01b0\u1eddng th\u00edch g\u00e1n gh\u00e9p nh\u1eefng v\u1ea5n \u0111\u1ec1 \u0111\u00f3 v\u00e0o danh m\u1ee5c \u201cs\u1eed d\u1ee5ng kh\u00f4ng \u0111\u00fang c\u00e1ch\u201d. Nh\u01b0ng \u0111\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t chi\u00eau tr\u00f2 k\u1ebf to\u00e1n, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t nh\u1eadn \u0111\u1ecbnh k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-real-users-actually-tell-us\">Nh\u1eefng g\u00ec ng\u01b0\u1eddi d\u00f9ng th\u1ef1c s\u1ef1 chia s\u1ebb v\u1edbi ch\u00fang t\u00f4i<\/h2>\n\n\n\n<p>\u0110\u00e2y l\u00e0 l\u00fac nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean kh\u00f3 x\u1eed. T\u1ed1t. \u0110\u00fang l\u00e0 ph\u1ea3i th\u1ebf.<\/p>\n\n\n\n<p>D\u1eef li\u1ec7u v\u1ec1 h\u00e0nh vi ng\u01b0\u1eddi d\u00f9ng mang t\u00ednh ti\u1ebft l\u1ed9 nh\u1ea5t m\u00e0 t\u00f4i t\u00ecm th\u1ea5y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t b\u1ea3n b\u00e1o c\u00e1o tr\u1eafng b\u00f3ng b\u1ea9y n\u00e0o \u0111\u00f3 t\u1eeb m\u1ed9t nh\u00e0 cung c\u1ea5p \u0111ang c\u1ed1 g\u1eafng b\u00e1n th\u00eam m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m, m\u1ed9t b\u00e0n ph\u00edm hay m\u1ed9t \u201ch\u1ec7 sinh th\u00e1i li\u1ec1n m\u1ea1ch\u201d n\u00e0o \u0111\u00f3. \u0110\u00f3 l\u00e0 m\u1ed9t nghi\u00ean c\u1ee9u c\u1ee7a USENIX SOUPS n\u0103m 2023 v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng kh\u00f3a th\u00f4ng minh, v\u00e0 n\u00f3 \u0111\u00e3 ch\u1ec9 ra ch\u00ednh x\u00e1c \u0111i\u1ec1u m\u00e0 b\u1ea5t k\u1ef3 th\u1ee3 l\u1eafp \u0111\u1eb7t hay th\u1ee3 kh\u00f3a n\u00e0o c\u0169ng c\u00f3 th\u1ec3 n\u00f3i v\u1edbi b\u1ea1n trong l\u00fac nh\u00e2m nhi t\u00e1ch c\u00e0 ph\u00ea: c\u00e1c ng\u00f4i nh\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng m\u00f4i tr\u01b0\u1eddng an ninh \u201cs\u1ea1ch s\u1ebd\u201d. Ch\u00fang l\u00e0 nh\u1eefng m\u00f4i tr\u01b0\u1eddng truy c\u1eadp \u201cr\u1ed1i ren\u201d. Nghi\u00ean c\u1ee9u cho th\u1ea5y r\u1eb1ng&nbsp;<strong>h\u01a1n m\u1ed9t n\u1eeda<\/strong>&nbsp;m\u1ed9t s\u1ed1 ng\u01b0\u1eddi tham gia \u0111\u00e3 cho nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng s\u1ed1ng trong nh\u00e0 s\u1eed d\u1ee5ng nh\u00e0 c\u1ee7a h\u1ecd \u2014 nh\u01b0 ng\u01b0\u1eddi tr\u00f4ng tr\u1ebb, ng\u01b0\u1eddi ch\u0103m s\u00f3c th\u00fa c\u01b0ng, ng\u01b0\u1eddi th\u00e2n, th\u1ee3 thi c\u00f4ng, nh\u00e2n vi\u00ean d\u1ecdn d\u1eb9p, nh\u00e2n vi\u00ean giao h\u00e0ng. Nghi\u00ean c\u1ee9u n\u00e0y c\u0169ng cho th\u1ea5y r\u1eb1ng&nbsp;<strong>h\u01a1n 82%<\/strong>&nbsp;\u0111\u00e3 l\u1eafp \u0111\u1eb7t m\u1ed9t chi\u1ebfc chu\u00f4ng c\u1eeda c\u00f3 camera b\u00ean c\u1ea1nh kh\u00f3a th\u00f4ng minh, nh\u01b0ng nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn ch\u01b0a t\u00edch h\u1ee3p hai h\u1ec7 th\u1ed1ng n\u00e0y do g\u1eb7p ph\u1ea3i nh\u1eefng r\u1eafc r\u1ed1i trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t v\u00e0 v\u1ea5n \u0111\u1ec1 t\u01b0\u01a1ng th\u00edch.<\/p>\n\n\n\n<p>\u0110i\u1ec1u \u0111\u00f3 quan tr\u1ecdng h\u01a1n nh\u1eefng g\u00ec m\u1ed9t s\u1ed1 \u0111\u1ed9i th\u1eeba nh\u1eadn.<\/p>\n\n\n\n<p>B\u1edfi v\u00ec m\u1ed9t khi \u1ed5 kh\u00f3a chuy\u1ec3n t\u1eeb m\u00f4 h\u00ecnh \u201cch\u00eca kh\u00f3a c\u1ee7a t\u00f4i, c\u1eeda c\u1ee7a t\u00f4i\u201d sang h\u00ecnh th\u1ee9c truy c\u1eadp chung, t\u1ea1m th\u1eddi, c\u00f3 th\u1ec3 thu h\u1ed3i v\u00e0 \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n qua \u1ee9ng d\u1ee5ng, y\u00eau c\u1ea7u thi\u1ebft k\u1ebf s\u1ebd thay \u0111\u1ed5i. M\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3. Gi\u1edd \u0111\u00e2y, b\u1ea1n kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n ch\u1ebf t\u1ea1o m\u1ed9t b\u1ed9 truy\u1ec1n \u0111\u1ed9ng hay m\u1ed9t b\u1ed9 ch\u1ed1t c\u1eeda; b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng logic x\u00e1c th\u1ef1c, logic th\u1eddi gian, logic d\u1ef1 ph\u00f2ng, logic c\u1ea3nh b\u00e1o v\u00e0 \u2014 ph\u1ea7n n\u00e0y th\u01b0\u1eddng b\u1ecb b\u1ecf qua \u2014 logic \u0111\u1ea3m b\u1ea3o s\u1ef1 tin c\u1eady. Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n bi\u1ebft \u0111i\u1ec1u g\u00ec \u0111\u00e3 x\u1ea3y ra, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111i\u1ec1u m\u00e0 h\u1ec7 th\u1ed1ng hy v\u1ecdng \u0111\u00e3 x\u1ea3y ra.<\/p>\n\n\n\n<p>V\u00e0 nghi\u00ean c\u1ee9u n\u00e0y c\u00e0ng tr\u1edf n\u00ean h\u1eefu \u00edch h\u01a1n khi k\u1ebft qu\u1ea3 kh\u00f4ng m\u1ea5y kh\u1ea3 quan. Ng\u01b0\u1eddi d\u00f9ng cho bi\u1ebft vi\u1ec7c chia s\u1ebb quy\u1ec1n truy c\u1eadp l\u00e0 \u0111i\u1ec1u kh\u00f3 kh\u0103n \u0111\u1ed1i v\u1edbi&nbsp;<strong>nh\u1eefng ng\u01b0\u1eddi cao tu\u1ed5i ho\u1eb7c nh\u1eefng ng\u01b0\u1eddi g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7<\/strong>. M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng b\u1eaft bu\u1ed9c m\u1ecdi ng\u01b0\u1eddi \u0111\u01b0\u1ee3c m\u1eddi ph\u1ea3i t\u1ea3i xu\u1ed1ng \u1ee9ng d\u1ee5ng v\u00e0 thi\u1ebft l\u1eadp n\u00f3. M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng kh\u00e1c l\u1ea1i t\u1ea1o ra qu\u00e1 nhi\u1ec1u b\u01b0\u1edbc, g\u00e2y ra qu\u00e1 nhi\u1ec1u b\u1ed1i r\u1ed1i v\u00e0 th\u1ee7 t\u1ee5c k\u1ef9 thu\u1eadt s\u1ed1 r\u01b0\u1eddm r\u00e0 cho m\u1ed9t s\u1ef1 ki\u1ec7n tham d\u1ef1 l\u1ebd ra ph\u1ea3i \u0111\u01a1n gi\u1ea3n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng ghi nh\u1eadn nh\u1eefng lo ng\u1ea1i v\u1ec1 t\u00ecnh tr\u1ea1ng kh\u00f3a ch\u1ed1t b\u1ecb k\u1eb9t, c\u1ea3nh b\u00e1o pin y\u1ebfu, th\u00f4ng b\u00e1o m\u00e3 kh\u00f4ng h\u1ee3p l\u1ec7, v\u00e0 s\u1ef1 m\u00f2n ph\u00edm khi\u1ebfn c\u00e1c s\u1ed1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1ecb l\u1ed9 ra. V\u1edbi t\u00f4i, nh\u1eefng \u0111i\u1ec1u \u0111\u00f3 ch\u1eb3ng c\u00f3 g\u00ec l\u1ea1 l\u1eabm c\u1ea3. Nghe c\u00f3 v\u1ebb b\u00ecnh th\u01b0\u1eddng. V\u00e0 \u0111\u00f3 ch\u00ednh x\u00e1c l\u00e0 v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1.jpg\" alt=\"Fault-Tolerant Multi-Point Lock\" class=\"wp-image-940\" title=\"\" srcset=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1.jpg 960w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1-300x225.jpg 300w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1-768x576.jpg 768w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1-16x12.jpg 16w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-1-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-mechanical-lesson-nobody-likes\">B\u00e0i h\u1ecdc v\u1ec1 c\u01a1 kh\u00ed m\u00e0 ch\u1eb3ng ai th\u00edch<\/h2>\n\n\n\n<p>T\u00f4i s\u1ebd n\u00f3i m\u1ed9t \u0111i\u1ec1u c\u00f3 th\u1ec3 khi\u1ebfn nhi\u1ec1u \u0111\u1ed9i ng\u0169 ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m ch\u00fa tr\u1ecdng v\u00e0o th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea3m th\u1ea5y kh\u00f3 ch\u1ecbu: ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a s\u1ea3n ph\u1ea9m nh\u01b0 c\u00e1ch m\u00e0 c\u00e1c b\u1ea1n quan t\u00e2m \u0111\u1ebfn n\u00f3. \u0110i\u1ec1u h\u1ecd quan t\u00e2m l\u00e0 li\u1ec7u s\u1ea3n ph\u1ea9m c\u00f3 d\u1ec5 s\u1eed d\u1ee5ng khi c\u1ea7m tr\u00ean tay, trong b\u00f3ng t\u1ed1i, khi \u0111ang c\u0103ng th\u1eb3ng, khi b\u1ecb ph\u00e2n t\u00e2m, khi \u0111ang mang \u0111\u1ed3 mua s\u1eafm, khi h\u01a1i b\u1ef1c b\u1ed9i, v\u00e0 sau s\u00e1u th\u00e1ng s\u1eed d\u1ee5ng hay kh\u00f4ng.<\/p>\n\n\n\n<p>Th\u1ebf l\u00e0 xong.<\/p>\n\n\n\n<p>V\u00ec v\u1eady, khi t\u00f4i th\u1ea5y c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t qu\u00e1 ch\u00fa tr\u1ecdng v\u00e0o c\u00e1c chi ti\u1ebft nh\u01b0 cam h\u00ecnh n\u1ea5m, v\u1ecf trung t\u00e2m, c\u1ea5u tr\u00fac ch\u1ed1ng n\u00e2ng, h\u00e0nh tr\u00ecnh, dung sai tr\u1ee5c v\u00e0 \u0111\u1ed9 kh\u00edt c\u1ee7a t\u1ea5m che, trong khi l\u1ea1i b\u1ecf qua vi\u1ec7c li\u1ec7u ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ef1c s\u1ef1 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c tr\u1ea1ng th\u00e1i kh\u00f3a ch\u1ec9 qua m\u1ed9t thao t\u00e1c t\u1ef1 nhi\u00ean hay kh\u00f4ng, t\u00f4i bi\u1ebft r\u1eb1ng h\u1ecd \u0111ang t\u1ed1i \u01b0u h\u00f3a sai c\u1ea5p \u0111\u1ed9. C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng t\u1ea5t nhi\u00ean l\u00e0 quan tr\u1ecdng. Nh\u01b0ng giao di\u1ec7n v\u1edbi c\u01a1 ch\u1ebf \u0111\u00f3 \u2014 tay c\u1ea7m, l\u1ef1c n\u00e2ng, c\u1ea3m gi\u00e1c tr\u1edf l\u1ea1i, chu\u1ed7i ph\u1ea3n h\u1ed3i, c\u1ea3nh b\u00e1o kh\u00f3a m\u1ed9t ph\u1ea7n \u2014 \u0111\u00f3 m\u1edbi l\u00e0 n\u01a1i s\u1ea3n ph\u1ea9m th\u1ef1c s\u1ef1 t\u1ed3n t\u1ea1i \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<p>V\u00e0 \u0111\u00f3 ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao t\u00f4i v\u1eabn c\u1ee9 l\u00f4i v\u1ea5n \u0111\u1ec1 ti\u1ebfp c\u1eadn v\u00e0o c\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn v\u1ec1 ph\u1ee5 ki\u1ec7n c\u1eeda, ngay c\u1ea3 khi m\u1ecdi ng\u01b0\u1eddi t\u1ecf ra b\u1ef1c b\u1ed9i. C\u00e1c ti\u00eau chu\u1ea9n ADA kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi ti\u1ebft ph\u1ee5 mang t\u00ednh h\u00ecnh th\u1ee9c; ch\u00fang l\u00e0 m\u1ed9t trong nh\u1eefng ti\u00eau ch\u00ed ki\u1ec3m tra thi\u1ebft k\u1ebf r\u00f5 r\u00e0ng nh\u1ea5t trong m\u00f4i tr\u01b0\u1eddng x\u00e2y d\u1ef1ng. C\u00e1c ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh r\u1eb1ng ph\u1ee5 ki\u1ec7n c\u1eeda d\u00e0nh cho ng\u01b0\u1eddi khuy\u1ebft t\u1eadt ph\u1ea3i c\u00f3 th\u1ec3 v\u1eadn h\u00e0nh b\u1eb1ng m\u1ed9t tay, d\u1ec5 c\u1ea7m n\u1eafm v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u ph\u1ea3i n\u1eafm ch\u1eb7t, k\u1eb9p ch\u1eb7t hay v\u1eb7n c\u1ed5 tay. Ngo\u00e0i ra, c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y c\u0169ng quy \u0111\u1ecbnh r\u1eb1ng ph\u1ee5 ki\u1ec7n v\u1eadn h\u00e0nh kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1eb7t cao h\u01a1n&nbsp;<strong>48 inch (1220 mm)<\/strong>&nbsp;tr\u00ean m\u1eb7t s\u00e0n ho\u00e0n thi\u1ec7n, v\u00e0 h\u1ecd \u0111\u00e3 l\u1eafp \u0111\u1eb7t m\u1ed9t&nbsp;<strong>5 lbf (22,2 N)<\/strong>&nbsp;gi\u1edbi h\u1ea1n l\u1ef1c m\u1edf \u0111\u1ed1i v\u1edbi c\u1eeda b\u1ea3n l\u1ec1, c\u1eeda tr\u01b0\u1ee3t ho\u1eb7c c\u1eeda g\u1ea5p b\u00ean trong, m\u1eb7c d\u00f9 gi\u1edbi h\u1ea1n n\u00e0y kh\u00f4ng \u00e1p d\u1ee5ng cho ch\u1ed1t kh\u00f3a thu v\u00e0o.<\/p>\n\n\n\n<p>T\u00f4i kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng m\u1ecdi lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m d\u00f9ng trong nh\u00e0 \u1edf \u0111\u1ec1u ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh c\u1ee7a ADA. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1. V\u1ea5n \u0111\u1ec1 l\u00e0 t\u01b0 duy theo ti\u00eau chu\u1ea9n ADA th\u01b0\u1eddng th\u00f4ng minh h\u01a1n \u2014 th\u1ef1c t\u1ebf h\u01a1n, nh\u00e2n v\u0103n h\u01a1n, \u00edt b\u1ecb chi ph\u1ed1i b\u1edfi s\u1ef1 h\u00e0o nho\u00e1ng \u2014 so v\u1edbi v\u0103n h\u00f3a ph\u1ee5 ki\u1ec7n c\u1eeda trang tr\u00ed v\u1ed1n c\u1ee9 ti\u1ebfp t\u1ee5c b\u00e1n ra nh\u1eefng s\u1ea3n ph\u1ea9m tr\u00f4ng sang tr\u1ecdng nh\u01b0ng l\u1ea1i g\u00e2y b\u1ef1c b\u1ed9i.<\/p>\n\n\n\n<p>\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao t\u00f4i th\u00e0 th\u1ea5y m\u1ed9t gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf&nbsp;<a href=\"https:\/\/fschier.com\/vi\/matte-black-dual-height-lever-door-handle-oem-factory-china\/\">Tay n\u1eafm c\u1eeda d\u1ea1ng c\u1ea7n g\u1ea1t hai chi\u1ec1u cao<\/a>&nbsp;trong m\u1ed9t d\u1ef1 \u00e1n th\u1ef1c t\u1ebf h\u01a1n l\u00e0 m\u1ed9t m\u1eabu tr\u01b0ng b\u00e0y si\u00eau m\u1ecfng, kh\u00f3 c\u1ea7m n\u1eafm, ch\u1ec9 \u0111\u1eb9p tr\u00ean \u1ea3nh nh\u01b0ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t nguy\u00ean m\u1eabu ch\u01b0a ho\u00e0n thi\u1ec7n. \u0110i\u1ec1u n\u00e0y c\u0169ng \u00e1p d\u1ee5ng cho c\u00e1c l\u1ed7 m\u1edf l\u00e2n c\u1eadn. N\u1ebfu b\u1ea1n \u0111\u00e3 h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng m\u1ed9t quy t\u1eafc an ninh t\u1ea1i c\u1eeda ra v\u00e0o, t\u1ea1i sao l\u1ea1i ph\u00e1 v\u1ee1 n\u00f3 \u1edf c\u1eeda s\u1ed5 hay t\u1ee7? A&nbsp;<a href=\"https:\/\/fschier.com\/vi\/custom-oem-sliding-window-flush-lock-handle-manufacturer\/\">Tay n\u1eafm kh\u00f3a ch\u00ecm ki\u1ec3u c\u1eeda s\u1ed5 tr\u01b0\u1ee3t<\/a>, m\u1ed9t&nbsp;<a href=\"https:\/\/fschier.com\/vi\/oem-keyed-aluminum-crescent-window-latch-lock-handle-black\/\">Tay n\u1eafm kh\u00f3a ch\u1ed1t c\u1eeda s\u1ed5 h\u00ecnh l\u01b0\u1ee1i li\u1ec1m c\u00f3 ch\u00eca kh\u00f3a<\/a>, ho\u1eb7c m\u1ed9t&nbsp;<a href=\"https:\/\/fschier.com\/vi\/oem-custom-japanese-touch-latch-lock-for-doors-and-windows\/\">Kh\u00f3a ch\u1ed1t c\u1ea3m \u1ee9ng ki\u1ec3u Nh\u1eadt d\u00e0nh cho c\u1eeda ra v\u00e0o v\u00e0 c\u1eeda s\u1ed5<\/a>&nbsp;c\u00f3 th\u1ec3 gi\u00fap to\u00e0n b\u1ed9 d\u1ef1 \u00e1n tr\u1edf n\u00ean th\u1ed1ng nh\u1ea5t, thay v\u00ec b\u1ecb gh\u00e9p n\u1ed1i m\u1ed9t c\u00e1ch r\u1eddi r\u1ea1c b\u1edfi n\u0103m nh\u00f3m s\u1ea3n ph\u1ea9m kh\u00f4ng li\u00ean k\u1ebft v\u1edbi nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-digital-layer-makes-bad-mechanical-thinking-worse\">L\u1edbp k\u1ef9 thu\u1eadt s\u1ed1 c\u00e0ng l\u00e0m cho l\u1ed1i suy ngh\u0129 c\u01a1 h\u1ecdc sai l\u1ea7m tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n<\/h2>\n\n\n\n<p>Nh\u01b0ng h\u00e3y \u0111\u1ec3 t\u00f4i \u0111i s\u00e2u h\u01a1n m\u1ed9t ch\u00fat, b\u1edfi v\u00ec ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y v\u1eabn ph\u00e2n bi\u1ec7t gi\u1eefa t\u01b0 duy \u201cc\u01a1 h\u1ecdc\u201d v\u00e0 \u201cth\u00f4ng minh\u201d theo m\u1ed9t c\u00e1ch m\u00e0 t\u00f4i th\u1ea5y th\u1ef1c s\u1ef1 \u0111\u00e3 l\u1ed7i th\u1eddi. M\u1ed9t chu\u1ed7i thao t\u00e1c c\u01a1 h\u1ecdc k\u00e9m hi\u1ec7u qu\u1ea3 s\u1ebd tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n n\u1eefa khi b\u1ea1n ph\u1ea3i t\u00ednh \u0111\u1ebfn c\u00e1c l\u1eddi nh\u1eafc t\u1eeb \u1ee9ng d\u1ee5ng, s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o pin, tr\u1ea1ng th\u00e1i ph\u1ea7n m\u1ec1m c\u01a1 s\u1edf, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 k\u1ebft n\u1ed1i BLE, vi\u1ec7c c\u1ea5p ph\u00e1t th\u00f4ng tin x\u00e1c th\u1ef1c, v\u00e0 t\u00ecnh tr\u1ea1ng \u201cm\u1ec7t m\u1ecfi v\u00ec th\u00f4ng b\u00e1o\u201d.<\/p>\n\n\n\n<p>R\u1ed3i m\u1ecdi chuy\u1ec7n c\u1ee9 th\u1ebf lan r\u1ed9ng.<\/p>\n\n\n\n<p>N\u1ebfu \u1ed5 kh\u00f3a c\u1eeda nhi\u1ec1u \u0111i\u1ec3m t\u1ea1i nh\u00e0 b\u1ea1n v\u1ed1n \u0111\u00e3 ph\u1ea3i \u0111\u00f3ng c\u1ea9n th\u1eadn v\u00e0 kh\u1edbp ho\u00e0n to\u00e0n m\u1edbi ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch, th\u00ec vi\u1ec7c th\u00eam m\u1ed9t l\u1edbp truy c\u1eadp k\u1ef9 thu\u1eadt s\u1ed1 s\u1ebd kh\u00f4ng t\u1ef1 \u0111\u1ed9ng c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m. \u0110\u00f4i khi, \u0111i\u1ec1u n\u00e0y ch\u1ec9 t\u1ea1o th\u00eam m\u1ed9t nguy\u00ean nh\u00e2n g\u00e2y tr\u1ee5c tr\u1eb7c. M\u1ed9t tr\u1ea1ng th\u00e1i n\u1eefa c\u00f3 th\u1ec3 b\u1ecb hi\u1ec3u nh\u1ea7m. M\u1ed9t t\u00ecnh hu\u1ed1ng n\u1eefa khi\u1ebfn ch\u1ee7 nh\u00e0 ngh\u0129 r\u1eb1ng \u201c\u0111\u00e3 kh\u00f3a\u201d ngh\u0129a l\u00e0 \u0111\u00e3 kh\u00f3a, trong khi c\u00e1c \u0111i\u1ec3m kh\u1edbp \u1edf tr\u00ean v\u00e0 d\u01b0\u1edbi th\u1ef1c t\u1ebf ch\u01b0a bao gi\u1edd kh\u1edbp ch\u1eb7t.<\/p>\n\n\n\n<p>H\u01b0\u1edbng d\u1eabn v\u1ec1 nh\u1eadn d\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a NIST \u0111\u1ec1 c\u1eadp \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 n\u00e0y theo m\u1ed9t c\u00e1ch m\u00e0 gi\u1edbi c\u00f4ng ngh\u1ec7 ph\u1ea7n c\u1ee9ng c\u1ea7n l\u01b0u \u00fd: c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n ph\u1ea3i gi\u00fap vi\u1ec7c th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng \u0111\u00fang tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n, h\u00e0nh \u0111\u1ed9ng sai tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n, v\u00e0 vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ph\u1ea3i \u0111\u01a1n gi\u1ea3n khi c\u00f3 v\u1ea5n \u0111\u1ec1 x\u1ea3y ra. NIST c\u0169ng c\u1ea3nh b\u00e1o r\u1eb1ng t\u00ednh ti\u1ec7n d\u1ee5ng k\u00e9m s\u1ebd d\u1eabn \u0111\u1ebfn vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng t\u00ecm c\u00e1ch \u201cl\u00e1ch lu\u1eadt\u201d. V\u00e0 m\u1ed9t khi ng\u01b0\u1eddi d\u00f9ng b\u1eaft \u0111\u1ea7u t\u00ecm c\u00e1ch \u201cl\u00e1ch lu\u1eadt\u201d \u2014 nh\u01b0 chia s\u1ebb m\u00e3 v\u0129nh vi\u1ec5n, ph\u1edbt l\u1edd c\u1ea3nh b\u00e1o pin y\u1ebfu, ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t ph\u1ea7n c\u00e1c t\u00ednh n\u0103ng truy c\u1eadp, hay gi\u1ea5u c\u00e1c n\u00fat v\u00f4 hi\u1ec7u h\u00f3a c\u01a1 h\u1ecdc \u1edf nh\u1eefng v\u1ecb tr\u00ed kh\u00f3 t\u00ecm \u2014 th\u00ec b\u1ea1n \u0111\u00e3 th\u1ea5t b\u1ea1i r\u1ed3i.<\/p>\n\n\n\n<p>B\u1edfi v\u00ec \u201cbi\u1ec3u di\u1ec5n an ninh\u201d v\u1eabn ch\u1ec9 l\u00e0 m\u1ed9t m\u00e0n k\u1ecbch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-design-screen-i-use\">M\u00e0n h\u00ecnh thi\u1ebft k\u1ebf m\u00e0 t\u00f4i s\u1eed d\u1ee5ng<\/h2>\n\n\n\n<p>Khi xem x\u00e9t c\u00e1c lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m d\u1ec5 s\u1eed d\u1ee5ng, t\u00f4i kh\u00f4ng b\u1eaft \u0111\u1ea7u b\u1eb1ng nh\u1eefng t\u1eeb ng\u1eef hoa m\u1ef9 trong t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o. T\u00f4i b\u1eaft \u0111\u1ea7u t\u1eeb c\u00e1c t\u00ecnh hu\u1ed1ng h\u1ecfng h\u00f3c. \u0110\u00f3 m\u1edbi l\u00e0 n\u01a1i ch\u1ee9a \u0111\u1ef1ng s\u1ef1 th\u1eadt. N\u00f3 kh\u00f4ng h\u1ec1 h\u00e0o nho\u00e1ng. T\u1ed1t.<\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u00e0n h\u00ecnh m\u00e0 t\u00f4i s\u1ebd s\u1eed d\u1ee5ng tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t b\u1ea5t k\u1ef3 thi\u1ebft k\u1ebf n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng trong c\u00e1c ng\u00f4i nh\u00e0 th\u1ef1c t\u1ebf, n\u01a1i sinh s\u1ed1ng nh\u1eefng con ng\u01b0\u1eddi th\u1ef1c s\u1ef1 \u2013 nh\u1eefng ng\u01b0\u1eddi b\u1eadn r\u1ed9n, kh\u00f4ng ho\u00e0n h\u1ea3o, th\u1ec9nh tho\u1ea3ng thi\u1ebfu ki\u00ean nh\u1eabn, v\u00e0 kh\u00f4ng c\u00f3 h\u1ee9ng th\u00fa tr\u1edf th\u00e0nh nh\u1eefng ng\u01b0\u1eddi ki\u1ec3m th\u1eed ch\u1ea5t l\u01b0\u1ee3ng (QA) kh\u00f4ng l\u01b0\u01a1ng cho m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00f3a.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c<\/th><th>Ng\u01b0\u1eddi d\u00f9ng l\u00e0m g\u00ec<\/th><th>Thay v\u00e0o \u0111\u00f3, \u1ed5 kh\u00f3a n\u00ean ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/th><th>Quan \u0111i\u1ec3m thi\u1ebft k\u1ebf kh\u00f4ng th\u1ec3 th\u1ecfa hi\u1ec7p c\u1ee7a t\u00f4i<\/th><\/tr><\/thead><tbody><tr><td>K\u00e9o tr\u01b0\u1edbc khi n\u00e2ng ho\u1eb7c chu k\u1ef3 m\u1ed9t ph\u1ea7n<\/td><td>Gi\u1ea3 s\u1eed l\u1ea7n nh\u1ea5p chu\u1ed9t \u0111\u1ea7u ti\u00ean \u0111\u1ed3ng ngh\u0129a v\u1edbi m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cao nh\u1ea5t<\/td><td>Ngay l\u1eadp t\u1ee9c b\u00e1o hi\u1ec7u tr\u1ea1ng th\u00e1i k\u1ebft n\u1ed1i ch\u01b0a ho\u00e0n t\u1ea5t th\u00f4ng qua ph\u1ea3n h\u1ed3i x\u00fac gi\u00e1c v\u00e0 th\u1ecb gi\u00e1c r\u00f5 r\u00e0ng<\/td><td>Kh\u00f4ng c\u00f3 tr\u1ea1ng th\u00e1i trung gian m\u01a1 h\u1ed3<\/td><\/tr><tr><td>Kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng k\u00e9m ho\u1eb7c tay m\u1ecfi<\/td><td>Xoay tay c\u1ea7m ch\u01b0a \u0111\u1ee7 ho\u1eb7c tr\u00e1nh xoay h\u1ebft c\u1ee1<\/td><td>Gi\u1ea3m l\u1ef1c t\u00e1c \u0111\u1ed9ng, m\u1edf r\u1ed9ng di\u1ec7n t\u00edch b\u00e1m c\u1ea7m v\u00e0 \u0111\u1ea3m b\u1ea3o chuy\u1ec3n \u0111\u1ed9ng di\u1ec5n ra m\u1ed9t c\u00e1ch d\u1ec5 d\u1ef1 \u0111o\u00e1n<\/td><td>S\u1ef1 tho\u1ea3i m\u00e1i quan tr\u1ecdng h\u01a1n v\u1ebb b\u1ec1 ngo\u00e0i<\/td><\/tr><tr><td>T\u00ecnh tr\u1ea1ng h\u1ed7n lo\u1ea1n do chia s\u1ebb quy\u1ec1n truy c\u1eadp<\/td><td>Chia s\u1ebb qu\u00e1 nhi\u1ec1u m\u00e3 ho\u1eb7c c\u1ea5p m\u1ed9t th\u00f4ng tin \u0111\u0103ng nh\u1eadp v\u0129nh vi\u1ec5n<\/td><td>H\u1ed7 tr\u1ee3 c\u00e1c kho\u1ea3ng th\u1eddi gian chi ti\u1ebft, vai tr\u00f2 v\u00e0 vi\u1ec7c thu h\u1ed3i quy\u1ec1n<\/td><td>T\u1ea1m th\u1eddi ngh\u0129a l\u00e0 t\u1ea1m th\u1eddi<\/td><\/tr><tr><td>M\u1ec7t m\u1ecfi v\u1edbi \u1ee9ng d\u1ee5ng<\/td><td>B\u1ecf qua c\u00e1c c\u1ea3nh b\u00e1o ho\u1eb7c kh\u00f4ng bao gi\u1edd ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t<\/td><td>Ch\u1ec9 g\u1eedi c\u00e1c c\u1ea3nh b\u00e1o quan tr\u1ecdng: k\u1eb9t, pin y\u1ebfu, thao t\u00e1c kh\u00f4ng h\u1ee3p l\u1ec7, tr\u1ea1ng th\u00e1i kh\u00f3a ch\u01b0a ho\u00e0n t\u1ea5t<\/td><td>\u00cdt c\u1ea3nh b\u00e1o h\u01a1n, nh\u01b0ng ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n<\/td><\/tr><tr><td>S\u1ef1 suy gi\u1ea3m hi\u1ec7u su\u1ea5t pin<\/td><td>Ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng kh\u00f3a gi\u1ea3m t\u1ed1c cho \u0111\u1ebfn khi n\u00f3 kh\u00f4ng c\u00f2n kh\u1edbp ho\u00e0n to\u00e0n<\/td><td>C\u1ea3nh b\u00e1o s\u1edbm h\u01a1n v\u00e0 duy tr\u00ec m\u1ed9t l\u1ed9 tr\u00ecnh d\u1ef1 ph\u00f2ng r\u00f5 r\u00e0ng<\/td><td>H\u1ea1 c\u1ea5p m\u1ed9t c\u00e1ch tr\u01a1n tru<\/td><\/tr><tr><td>K\u1ebft h\u1ee3p c\u00e1c ki\u1ec3u c\u1eeda ra v\u00e0o kh\u00e1c nhau trong c\u00f9ng m\u1ed9t ng\u00f4i nh\u00e0<\/td><td>T\u00ecm hi\u1ec3u l\u1ea1i c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1eebng tay n\u1eafm v\u00e0 ch\u1ed1t<\/td><td>Ti\u00eau chu\u1ea9n h\u00f3a logic t\u01b0\u01a1ng t\u00e1c tr\u00ean c\u00e1c c\u1eeda ra v\u00e0o v\u00e0 c\u1eeda s\u1ed5<\/td><td>M\u1ed9t thu\u1ed9c t\u00ednh, m\u1ed9t m\u00f4 h\u00ecnh t\u01b0 duy<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>T\u00f4i kh\u00f4ng t\u1ef1 d\u01b0ng ngh\u0129 ra nh\u1eefng lo ng\u1ea1i \u0111\u00f3. Ch\u00fang tr\u00f9ng kh\u1edbp v\u1edbi c\u00e1c c\u1ea3nh b\u00e1o v\u1ec1 t\u00ecnh tr\u1ea1ng k\u1eb9t, nh\u1eefng r\u1eafc r\u1ed1i khi chia s\u1ebb quy\u1ec1n truy c\u1eadp, n\u1ed7i lo v\u1ec1 s\u1ef1 m\u00f2n h\u1ecfng c\u1ee7a b\u00e0n ph\u00edm, nguy c\u01a1 b\u1ecb khai th\u00e1c l\u1ed7 h\u1ed5ng trong c\u00e1c lo\u1ea1i kh\u00f3a k\u1ebft n\u1ed1i, v\u00e0 th\u1ef1c t\u1ebf v\u1ec1 thao t\u00e1c b\u1eb1ng m\u1ed9t tay, \u00edt c\u1ea3n tr\u1edf \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong c\u00e1c h\u01b0\u1edbng d\u1eabn v\u1ec1 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao t\u00f4i lu\u00f4n \u0111i \u0111\u1ebfn c\u00f9ng m\u1ed9t k\u1ebft lu\u1eadn: an to\u00e0n trong&nbsp;<strong>h\u1ec7 th\u1ed1ng kh\u00f3a \u0111a \u0111i\u1ec3m<\/strong>&nbsp;kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ch\u1ed1ng l\u1ea1i s\u1ef1 t\u1ea5n c\u00f4ng. \u0110\u00f3 l\u00e0 ch\u1ed1ng l\u1ea1i s\u1ef1 hoang mang.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2.jpg\" alt=\"Fault-Tolerant Multi-Point Lock\" class=\"wp-image-941\" title=\"\" srcset=\"https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2.jpg 960w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2-300x225.jpg 300w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2-768x576.jpg 768w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2-16x12.jpg 16w, https:\/\/fschier.com\/wp-content\/uploads\/2026\/03\/Fault-Tolerant-Multi-Point-Lock-2-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"best-multi-point-locks-for-safety-are-the-ones-people-cannot-half-use\">Nh\u1eefng lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m t\u1ed1t nh\u1ea5t v\u1ec1 m\u1eb7t an to\u00e0n l\u00e0 nh\u1eefng lo\u1ea1i m\u00e0 ng\u01b0\u1eddi ta kh\u00f4ng th\u1ec3 ch\u1ec9 s\u1eed d\u1ee5ng m\u1ed9t ph\u1ea7n<\/h2>\n\n\n\n<p>C\u00e2u \u0111\u00f3 nghe c\u00f3 v\u1ebb th\u1eb3ng th\u1eebng v\u00ec n\u00f3 th\u1ef1c s\u1ef1 th\u1eb3ng th\u1eebng.<\/p>\n\n\n\n<p>Nh\u1eefng \u201clo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m t\u1ed1t nh\u1ea5t v\u1ec1 m\u1eb7t an to\u00e0n\u201d kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i l\u00e0 nh\u1eefng lo\u1ea1i \u0111\u1eaft nh\u1ea5t, nh\u1eefng lo\u1ea1i c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng nh\u1ea5t, hay nh\u1eefng lo\u1ea1i c\u00f3 danh s\u00e1ch t\u00ednh n\u0103ng d\u00e0i d\u1eb1ng d\u1eb7c d\u01b0\u1edbi m\u1ed9t s\u01a1 \u0111\u1ed3 c\u1eaft l\u1edbp \u0111\u01b0\u1ee3c v\u1ebd minh h\u1ecda. T\u00f4i \u0111\u00e3 th\u1ea5y r\u1ea5t nhi\u1ec1u s\u1ea3n ph\u1ea9m c\u00f3 b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ho\u00e0nh tr\u00e1ng nh\u01b0ng l\u1ea1i ho\u1ea1t \u0111\u1ed9ng k\u00e9m c\u1ecfi trong th\u1ef1c t\u1ebf. \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 hi\u1ebfm. \u0110\u00f3 l\u00e0 chuy\u1ec7n th\u01b0\u1eddng th\u1ea5y.<\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 s\u1ef1 th\u1eadt ph\u0169 ph\u00e0ng: m\u1ed9t chi\u1ebfc kh\u00f3a ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t n\u1eeda th\u00ec c\u0169ng s\u1ebd ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t n\u1eeda m\u00e0 th\u00f4i.<\/p>\n\n\n\n<p>V\u00ec v\u1eady, quan \u0111i\u1ec3m c\u1ee7a t\u00f4i r\u1ea5t \u0111\u01a1n gi\u1ea3n. T\u00f4i mu\u1ed1n c\u00f3 ph\u1ea3n h\u1ed3i x\u00fac gi\u00e1c r\u00f5 r\u00e0ng. T\u00f4i mu\u1ed1n c\u00e1c tr\u1ea1ng th\u00e1i \u201cch\u01b0a kh\u1edbp ho\u00e0n to\u00e0n\u201d \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng h\u01a1n. T\u00f4i mu\u1ed1n thi\u1ebft k\u1ebf tay c\u1ea7m c\u1ea7n \u00edt l\u1ef1c h\u01a1n v\u00e0 d\u1ec5 c\u1ea7m n\u1eafm h\u01a1n. T\u00f4i mu\u1ed1n c\u00e1c th\u00f4ng tin x\u00e1c th\u1ef1c t\u1ea1m th\u1eddi h\u1ebft h\u1ea1n m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng. T\u00f4i mu\u1ed1n c\u00e1c c\u1ea3nh b\u00e1o k\u1eb9t gi\u1ea5y xu\u1ea5t hi\u1ec7n tr\u01b0\u1edbc khi c\u01a1 ch\u1ebf b\u1ecb h\u1ecfng ho\u00e0n to\u00e0n. V\u00e0 t\u00f4i mu\u1ed1n c\u00e1c th\u00e0nh ph\u1ea7n v\u1eadt l\u00fd tr\u00ean to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb ng\u1eebng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 nh\u1eefng \u201cv\u01b0\u01a1ng qu\u1ed1c\u201d ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n<p>\u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 bao g\u1ed3m m\u1ed9t&nbsp;<a href=\"https:\/\/fschier.com\/vi\/oem-black-keyed-rotary-lock-latch-for-industrial-cabinets\/\">Ch\u1ed1t kh\u00f3a xoay c\u00f3 ch\u00eca m\u00e0u \u0111en d\u00e0nh cho t\u1ee7 c\u00f4ng nghi\u1ec7p<\/a>&nbsp;trong c\u00e1c khu v\u1ef1c ti\u1ec7n \u00edch, ho\u1eb7c m\u1ed9t&nbsp;<a href=\"https:\/\/fschier.com\/vi\/custom-slim-sliding-door-handle-with-lock-for-cabinets-oem\/\">Tay n\u1eafm c\u1eeda tr\u01b0\u1ee3t m\u1ecfng c\u00f3 kh\u00f3a d\u00e0nh cho t\u1ee7<\/a>&nbsp;khi kho\u1ea3ng tr\u1ed1ng h\u1eb9p bu\u1ed9c ph\u1ea3i l\u1ef1a ch\u1ecdn c\u00e1c lo\u1ea1i ph\u1ea7n c\u1ee9ng kh\u00e1c nhau. V\u1ea5n \u0111\u1ec1 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ecdi khe h\u1edf \u0111\u1ec1u \u0111\u01b0\u1ee3c trang b\u1ecb c\u00f9ng m\u1ed9t s\u1ea3n ph\u1ea9m. T\u1ea5t nhi\u00ean l\u00e0 kh\u00f4ng. V\u1ea5n \u0111\u1ec1 l\u00e0 m\u1ecdi khe h\u1edf n\u00ean tu\u00e2n theo m\u1ed9t logic c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c \u2014 c\u00f9ng m\u1ed9t m\u00f4 h\u00ecnh t\u01b0 duy, c\u00f9ng m\u1ed9t c\u1ea3m gi\u00e1c chung, c\u00f9ng m\u1ed9t tr\u1ea1ng th\u00e1i an to\u00e0n r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<p>B\u1edfi v\u00ec s\u1ef1 nh\u1ea5t qu\u00e1n ch\u00ednh l\u00e0 ch\u00eca kh\u00f3a c\u1ee7a an ninh. M\u1ed9t c\u00e1ch th\u1ea7m l\u1eb7ng. V\u00e0 kh\u00f4ng ng\u1eebng ngh\u1ec9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faqs\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"what-is-a-misuse-tolerant-multi-point-lock-\">Kh\u00f3a \u0111a \u0111i\u1ec3m ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p>Kh\u00f3a \u0111a \u0111i\u1ec3m ch\u1ecbu l\u1ed7i l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng kh\u00f3a c\u1eeda \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 v\u1eabn d\u1ec5 hi\u1ec3u, d\u1ec5 v\u1eadn h\u00e0nh v\u00e0 an to\u00e0n ngay c\u1ea3 khi ng\u01b0\u1eddi d\u00f9ng b\u1ecf qua c\u00e1c b\u01b0\u1edbc, d\u1eebng l\u1ea1i gi\u1eefa ch\u1eebng, c\u00f3 kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng tay h\u1ea1n ch\u1ebf ho\u1eb7c chia s\u1ebb quy\u1ec1n truy c\u1eadp v\u1edbi ng\u01b0\u1eddi kh\u00e1c, nh\u1edd \u0111\u00f3 nh\u1eefng sai s\u00f3t th\u00f4ng th\u01b0\u1eddng c\u1ee7a con ng\u01b0\u1eddi s\u1ebd kh\u00f4ng ngay l\u1eadp t\u1ee9c d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng k\u1eb9t kh\u00f3a, b\u1ecb kh\u00f3a ngo\u00e0i ho\u1eb7c t\u1ea1o ra c\u1ea3m gi\u00e1c an to\u00e0n gi\u1ea3 t\u1ea1o. Tr\u00ean th\u1ef1c t\u1ebf, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng ph\u1ea3i cung c\u1ea5p ph\u1ea3n h\u1ed3i r\u00f5 r\u00e0ng v\u1ec1 tr\u1ea1ng th\u00e1i kh\u00f3a, logic t\u01b0\u01a1ng t\u00e1c linh ho\u1ea1t v\u00e0 ph\u1ea7n c\u1ee9ng kh\u00f4ng y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i c\u1ea7m n\u1eafm ch\u00ednh x\u00e1c ch\u1ec9 \u0111\u1ec3 kh\u00f3a c\u1eeda ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"why-do-multi-point-locks-confuse-users-\">T\u1ea1i sao kh\u00f3a \u0111a \u0111i\u1ec3m l\u1ea1i khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng b\u1ed1i r\u1ed1i?<\/h3>\n\n\n\n<p>C\u00e1c lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m th\u01b0\u1eddng g\u00e2y nh\u1ea7m l\u1eabn cho ng\u01b0\u1eddi d\u00f9ng khi ch\u00fang che gi\u1ea5u tr\u1ea1ng th\u00e1i kh\u00f3a, y\u00eau c\u1ea7u th\u1ef1c hi\u1ec7n theo tr\u00ecnh t\u1ef1 nghi\u00eam ng\u1eb7t, cung c\u1ea5p ph\u1ea3n h\u1ed3i x\u00fac gi\u00e1c y\u1ebfu v\u00e0 k\u1ebft h\u1ee3p t\u00ednh n\u0103ng b\u1ea3o m\u1eadt v\u1edbi c\u01a1 ch\u1ebf tay n\u1eafm b\u1ea5t ti\u1ec7n, d\u1eabn \u0111\u1ebfn vi\u1ec7c nhi\u1ec1u ng\u01b0\u1eddi l\u1ea7m t\u01b0\u1edfng r\u1eb1ng c\u1eeda \u0111\u00e3 \u0111\u01b0\u1ee3c kh\u00f3a an to\u00e0n ngay c\u1ea3 khi m\u1ed9t ho\u1eb7c nhi\u1ec1u \u0111i\u1ec3m kh\u00f3a ch\u01b0a kh\u1edbp ho\u00e0n to\u00e0n. Nghi\u00ean c\u1ee9u v\u1ec1 kh\u00f3a th\u00f4ng minh \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp tr\u01b0\u1edbc \u0111\u00f3 c\u0169ng cho th\u1ea5y m\u00f4 h\u00ecnh c\u01a1 b\u1ea3n t\u01b0\u01a1ng t\u1ef1: qu\u00e1 nhi\u1ec1u b\u01b0\u1edbc th\u1ef1c hi\u1ec7n, vi\u1ec7c chia s\u1ebb quy\u1ec1n truy c\u1eadp ph\u1ee9c t\u1ea1p v\u00e0 qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t r\u01b0\u1eddm r\u00e0 khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng c\u00f3 xu h\u01b0\u1edbng t\u00ecm \u0111\u1ebfn c\u00e1c gi\u1ea3i ph\u00e1p t\u1eaft.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"are-multi-point-locks-more-secure-than-single-point-locks-\">Kh\u00f3a \u0111a \u0111i\u1ec3m c\u00f3 an to\u00e0n h\u01a1n kh\u00f3a \u0111\u01a1n \u0111i\u1ec3m kh\u00f4ng?<\/h3>\n\n\n\n<p>Kh\u00f3a \u0111a \u0111i\u1ec3m th\u01b0\u1eddng an to\u00e0n h\u01a1n kh\u00f3a \u0111\u01a1n \u0111i\u1ec3m khi khung c\u1eeda, c\u00e1c ch\u1ed1t gi\u1eef, c\u00e1c \u0111i\u1ec3m kh\u00f3a, b\u1ed9 tay n\u1eafm, th\u00f4ng tin x\u00e1c th\u1ef1c v\u00e0 tr\u00ecnh t\u1ef1 thao t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng th\u1ed1ng nh\u1ea5t, b\u1edfi v\u00ec l\u1ef1c t\u00e1c \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 \u0111\u1ec1u tr\u00ean nhi\u1ec1u \u0111i\u1ec3m kh\u00f3a thay v\u00ec t\u1eadp trung v\u00e0o m\u1ed9t \u0111i\u1ec3m ch\u1ed1t duy nh\u1ea5t. Tuy nhi\u00ean, t\u00f4i s\u1ebd kh\u00f4ng cho r\u1eb1ng n\u00f3 an to\u00e0n h\u01a1n n\u1ebfu ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 c\u1eeda \u1edf tr\u1ea1ng th\u00e1i kh\u00f3a m\u1ed9t n\u1eeda ho\u1eb7c n\u1ebfu l\u1edbp b\u1ea3o m\u1eadt k\u1ef9 thu\u1eadt s\u1ed1 ti\u1ec1m \u1ea9n c\u00e1c l\u1ed7 h\u1ed5ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"how-do-you-design-multi-point-locks-for-older-adults-\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thi\u1ebft k\u1ebf kh\u00f3a \u0111a \u0111i\u1ec3m cho ng\u01b0\u1eddi cao tu\u1ed5i?<\/h3>\n\n\n\n<p>H\u1ec7 th\u1ed1ng kh\u00f3a \u0111a \u0111i\u1ec3m th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi cao tu\u1ed5i l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 c\u01a1 ch\u1ebf v\u1eadn h\u00e0nh nh\u1eb9 nh\u00e0ng, tr\u00ecnh t\u1ef1 thao t\u00e1c \u0111\u01a1n gi\u1ea3n, c\u00e1c t\u00edn hi\u1ec7u tr\u1ef1c quan v\u00e0 x\u00fac gi\u00e1c r\u00f5 r\u00e0ng, c\u00e1c b\u1ed9 ph\u1eadn d\u1ec5 ti\u1ebfp c\u1eadn, c\u00f9ng c\u00e1c t\u00f9y ch\u1ecdn chia s\u1ebb quy\u1ec1n truy c\u1eadp kh\u00f4ng b\u1eaft bu\u1ed9c m\u1ecdi ng\u01b0\u1eddi ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c ph\u1ee9c t\u1ea1p tr\u00ean \u1ee9ng d\u1ee5ng; nh\u1edd \u0111\u00f3, nh\u1eefng ng\u01b0\u1eddi d\u00f9ng b\u1ecb vi\u00eam kh\u1edbp, s\u1ee9c b\u00e1m y\u1ebfu, th\u1ecb l\u1ef1c k\u00e9m ho\u1eb7c thi\u1ebfu t\u1ef1 tin v\u1ec1 k\u1ef9 thu\u1eadt v\u1eabn c\u00f3 th\u1ec3 kh\u00f3a c\u1eeda m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady. N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 v\u00f9ng c\u1ea7m n\u1eafm r\u1ed9ng h\u01a1n, \u00edt g\u00e2y c\u0103ng th\u1eb3ng cho c\u1ed5 tay h\u01a1n, \u00edt b\u01b0\u1edbc c\u00e0i \u0111\u1eb7t h\u01a1n v\u00e0 ph\u1ea3n h\u1ed3i gi\u00fap ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ph\u1ea3i \u0111o\u00e1n m\u00f2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"stop-shipping-locks-that-need-excuses\">\u0110\u1eebng g\u1eedi nh\u1eefng chi\u1ebfc kh\u00f3a c\u1ea7n ph\u1ea3i t\u00ecm l\u00fd do \u0111\u1ec3 bi\u1ec7n minh<\/h2>\n\n\n\n<p>Nh\u01b0ng \u0111\u00e2y ch\u00ednh l\u00e0 k\u1ebft lu\u1eadn m\u00e0 t\u00f4i lu\u00f4n \u0111i \u0111\u1ebfn: n\u1ebfu h\u1ec7 th\u1ed1ng hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n c\u1ea7n \u0111\u1ebfn l\u1eddi gi\u1ea3i th\u00edch c\u1ee7a nh\u00e2n vi\u00ean b\u00e1n h\u00e0ng, m\u1ed9t cu\u1ed9c g\u1ecdi nh\u1eafc nh\u1edf, m\u1ed9t mi\u1ebfng d\u00e1n h\u01b0\u1edbng d\u1eabn v\u00e0 m\u1ed9t b\u00e0i vi\u1ebft h\u1ed7 tr\u1ee3 ch\u1ec9 \u0111\u1ec3 ch\u1ee7 nh\u00e0 c\u00f3 th\u1ec3 kh\u00f3a c\u1eeda \u0111\u00fang c\u00e1ch, th\u00ec thi\u1ebft k\u1ebf \u0111\u00f3 ch\u01b0a \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n. N\u00f3 v\u1eabn c\u00f2n non n\u1edbt.<\/p>\n\n\n\n<p>V\u00e0 t\u00f4i bi\u1ebft \u0111i\u1ec1u \u0111\u00f3 nghe c\u00f3 v\u1ebb kh\u1eafc nghi\u1ec7t. \u0110\u01b0\u1ee3c r\u1ed3i. Nh\u01b0ng \u0111\u00f3 v\u1eabn l\u00e0 s\u1ef1 th\u1eadt.<\/p>\n\n\n\n<p>Theo kinh nghi\u1ec7m c\u1ee7a t\u00f4i, \u0111\u1ee3t c\u1ea3i ti\u1ebfn s\u1ea3n ph\u1ea9m ti\u1ebfp theo kh\u00f4ng n\u00ean b\u1eaft \u0111\u1ea7u b\u1eb1ng m\u1ed9t b\u1ea3ng \u00fd t\u01b0\u1edfng hay m\u1ed9t b\u1ea3ng ho\u00e0n thi\u1ec7n m\u1edbi. N\u00f3 n\u00ean b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c \u0111i\u1ec3m y\u1ebfu. X\u1eed l\u00fd h\u00ecnh h\u1ecdc. C\u1ea3nh b\u00e1o khi thi\u1ebft b\u1ecb ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng m\u1ed9t ph\u1ea7n. Quy\u1ec1n truy c\u1eadp t\u1ea1m th\u1eddi d\u1ef1a tr\u00ean vai tr\u00f2. C\u1ea3nh b\u00e1o k\u1eb9t s\u1edbm. Ch\u1ebf \u0111\u1ed9 d\u1ef1 ph\u00f2ng th\u1ee7 c\u00f4ng m\u00e0 kh\u00f4ng t\u1ea1o c\u1ea3m gi\u00e1c nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p ch\u1eafp v\u00e1 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o sau c\u00f9ng. V\u00e0 s\u1ef1 nh\u1ea5t qu\u00e1n ch\u1eb7t ch\u1ebd h\u01a1n trong to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng m\u1edf c\u1eeda \u2014 t\u1eeb c\u1eeda ch\u00ednh \u0111\u1ebfn c\u1eeda b\u00ean v\u00e0 khu v\u1ef1c ti\u1ec7n \u00edch.<\/p>\n\n\n\n<p>B\u1edfi v\u00ec ng\u01b0\u1eddi d\u00f9ng th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1. H\u1ecd ch\u00ednh l\u00e0 b\u00e0i ki\u1ec3m tra.<\/p>\n\n\n\n<p>V\u00e0 n\u1ebfu \u1ed5 kh\u00f3a kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c nh\u1eefng t\u00e1c \u0111\u1ed9ng \u0111\u00f3, n\u00f3 s\u1ebd kh\u00f4ng th\u1ec3 t\u1ed3n t\u1ea1i tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i kh\u00f3a \u0111a \u0111i\u1ec3m \u0111\u1ec1u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 ph\u1ee5c v\u1ee5 nh\u1eefng ng\u01b0\u1eddi m\u1ec7t m\u1ecfi, ng\u01b0\u1eddi thu\u00ea nh\u00e0, tr\u1ebb em, th\u1ee3 l\u1eafp \u0111\u1eb7t hay ng\u01b0\u1eddi cao tu\u1ed5i. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c vi\u1ec7c s\u1eed d\u1ee5ng sai l\u1ea1i quan tr\u1ecdng h\u01a1n nh\u1eefng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ho\u00e0nh tr\u00e1ng, c\u0169ng nh\u01b0 c\u00e1ch th\u1ee9c m\u00e0 thi\u1ebft k\u1ebf tay n\u1eafm h\u1ee3p l\u00fd h\u01a1n, ph\u1ea3n h\u1ed3i r\u00f5 r\u00e0ng h\u01a1n v\u00e0 c\u01a1 ch\u1ebf m\u1edf kh\u00f3a \u0111\u01a1n gi\u1ea3n h\u01a1n c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng s\u1ea3n ph\u1ea9m an to\u00e0n h\u01a1n.<\/p>","protected":false},"author":1,"featured_media":939,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[297,300,296,76,298,299],"class_list":["post-938","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-multi-point-lock-systems-engineering","tag-accessible-door-hardware","tag-door-hardware-design","tag-lock-usability","tag-multi-point-locks","tag-multipoint-locking-systems","tag-residential-security"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/938","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/comments?post=938"}],"version-history":[{"count":1,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/938\/revisions"}],"predecessor-version":[{"id":943,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/posts\/938\/revisions\/943"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/media\/939"}],"wp:attachment":[{"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/media?parent=938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/categories?post=938"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fschier.com\/vi\/wp-json\/wp\/v2\/tags?post=938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}