![\"an](\"https:\/\/cl-wpml.careerlink.vn\/cam-nang-7mb66-xoc-dia\/wp-content\/uploads\/2025\/05\/12130957\/Gemini_Generated_Image_oc9jujoc9jujoc9j-1-1024x1024.jpeg\")
<\/figure>\n\n\n\nC\u00f4ng vi\u1ec7c an ninh m\u1ea1ng l\u00e0 l\u00e0m g\u00ec?<\/h2>\n\n\n\n\n\u201cC\u00f4ng vi\u1ec7c an ninh m\u1ea1ng bao g\u1ed3m vi\u1ec7c b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng, m\u1ea1ng v\u00e0 d\u1eef li\u1ec7u kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng, truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 r\u00f2 r\u1ec9 th\u00f4ng tin.\u201d<\/strong><\/p>\n<\/blockquote>\n\n\n\n\u201cKhi n\u00f3i c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh l\u00e0 l\u00e0m an ninh m\u1ea1ng, \u0111a ph\u1ea7n m\u1ecdi ng\u01b0\u1eddi ngh\u0129 ngay \u0111\u1ebfn hacker, r\u1ed3i t\u01b0\u1edfng t\u01b0\u1ee3ng m\u00ecnh su\u1ed1t ng\u00e0y ng\u1ed3i g\u00f5 b\u00e0n ph\u00edm nh\u01b0 trong phim ho\u1eb7c l\u00e0m g\u00ec \u0111\u00f3 b\u00ed \u1ea9n l\u1eafm. M\u00ecnh c\u01b0\u1eddi v\u00ec th\u1ef1c ra c\u00f4ng vi\u1ec7c kh\u00f4ng \u201ccool ng\u1ea7u\u201d nh\u01b0 v\u1eady\u201d, Nguy\u1ec5n Minh Huy \u2013 Chuy\u00ean vi\u00ean b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u gi\u1ea3i th\u00edch.<\/p>\n\n\n\n
\u201cN\u00f3i n\u00f4m na, m\u00ecnh v\u00e0 \u0111\u1ed3ng nghi\u1ec7p l\u00e0 ng\u01b0\u1eddi b\u1ea3o v\u1ec7 c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, d\u1eef li\u1ec7u v\u00e0 th\u00f4ng tin s\u1ed1 kh\u1ecfi b\u1ecb t\u1ea5n c\u00f4ng hay r\u00f2 r\u1ec9. N\u1ebfu b\u1ea1n t\u01b0\u1edfng t\u01b0\u1ee3ng internet nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ed1 l\u1edbn th\u00ec c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh gi\u1ed1ng nh\u01b0 l\u00e0m c\u1ea3nh s\u00e1t ho\u1eb7c b\u1ea3o v\u1ec7 trong th\u1ebf gi\u1edbi \u0111\u00f3\u201d, Minh Huy so s\u00e1nh.<\/p>\n\n\n\n
B\u1ea3o v\u1ec7 \u1edf \u0111\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ee3i b\u1ecb t\u1ea5n c\u00f4ng r\u1ed3i m\u1edbi x\u1eed l\u00fd m\u00e0 c\u00f2n l\u00e0 ph\u00f2ng ng\u1eeba, ph\u00e1t hi\u1ec7n s\u1edbm v\u00e0 ph\u1ea3n \u1ee9ng k\u1ecbp th\u1eddi.<\/p>\n\n\n\n
\u201cM\u00ecnh d\u00e0nh r\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 r\u00e0 so\u00e1t h\u1ec7 th\u1ed1ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7 h\u1ed5ng, c\u1ea5u h\u00ecnh sai, ph\u1ea7n m\u1ec1m ch\u01b0a c\u1eadp nh\u1eadt\u2026 b\u1edfi r\u1ea5t nhi\u1ec1u v\u1ee5 t\u1ea5n c\u00f4ng x\u1ea3y ra ch\u1ec9 v\u00ec m\u1ed9t b\u1ea3n v\u00e1 b\u1ecb qu\u00ean c\u1eadp nh\u1eadt ho\u1eb7c m\u1ed9t t\u00e0i kho\u1ea3n nh\u00e2n vi\u00ean c\u0169 ch\u01b0a b\u1ecb kh\u00f3a. C\u00f9ng v\u1edbi \u0111\u00f3, m\u1ed7i ng\u00e0y m\u00ecnh c\u0169ng theo d\u00f5i h\u1ec7 th\u1ed1ng c\u1ea3nh, l\u1ecdc h\u00e0ng tr\u0103m d\u00f2ng log \u0111\u1ec3 t\u00ecm ra \u0111i\u1ec1u b\u1ea5t th\u01b0\u1eddng. C\u00f3 h\u00f4m ch\u1ec9 t\u1eeb m\u1ed9t y\u00eau c\u1ea7u truy c\u1eadp l\u1ea1, m\u00ecnh l\u1ea7n ra c\u1ea3 m\u1ed9t \u0111\u1ee3t t\u1ea5n c\u00f4ng c\u00f3 t\u1ed5 ch\u1ee9c m\u00e0 n\u1ebfu kh\u00f4ng ph\u00e1t hi\u1ec7n k\u1ecbp, c\u00f3 th\u1ec3 d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng \u0111\u00e3 b\u1ecb \u0111\u00e1nh c\u1eafp. C\u0103ng nh\u1ea5t l\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1. Khi c\u00f3 s\u1ef1 c\u1ed1, c\u1ea3 nh\u00f3m ph\u1ea3i c\u00f9ng nhau truy v\u1ebft, ng\u1eaft h\u1ec7 th\u1ed1ng, g\u1ee1 m\u00e3 \u0111\u1ed9c v\u00e0 \u0111i\u1ec1u tra nguy\u00ean nh\u00e2n \u0111\u1ec3 tr\u00e1nh l\u1eb7p l\u1ea1i. Th\u01b0\u1eddng th\u00ec nh\u1eefng ng\u00e0y nh\u01b0 v\u1eady s\u1ebd k\u1ebft th\u00fac l\u00fac 2-3 gi\u1edd s\u00e1ng v\u1edbi r\u1ea5t nhi\u1ec1u c\u00e0 ph\u00ea v\u00e0 log file\u201d, Minh Huy m\u00f4 t\u1ea3 v\u1ec1 c\u00f4ng vi\u1ec7c th\u01b0\u1eddng ng\u00e0y c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n
Kh\u00f4ng thi\u1ebfu nh\u1eefng t\u00ecnh hu\u1ed1ng g\u00e2y \u201cth\u00f3t tim\u201d<\/h2>\n\n\n\n
C\u00f4ng vi\u1ec7c an ninh m\u1ea1ng g\u1eafn li\u1ec1n v\u1edbi nh\u1eefng kho\u1ea3nh kh\u1eafc c\u0103ng th\u1eb3ng \u0111\u1ebfn ngh\u1eb9t th\u1edf, nh\u1ea5t l\u00e0 khi nh\u1eadn \u0111\u01b0\u1ee3c cu\u1ed9c g\u1ecdi l\u00fac n\u1eeda \u0111\u00eam: \u201cH\u1ec7 th\u1ed1ng b\u1ecb t\u1ea5n c\u00f4ng r\u1ed3i, kh\u00f4ng ai \u0111\u0103ng nh\u1eadp \u0111\u01b0\u1ee3c n\u1eefa\u201d. \u201cC\u00f3 khi \u0111ang \u0111i ch\u01a1i cu\u1ed1i tu\u1ea7n c\u0169ng ph\u1ea3i b\u1ecf d\u1edf \u0111\u1ec3 x\u1eed l\u00fd s\u1ef1 c\u1ed1. Kh\u00f4ng c\u00f3 kh\u00e1i ni\u1ec7m \u201cgi\u1edd h\u00e0nh ch\u00ednh\u201d trong ngh\u1ec1 n\u00e0y, hacker kh\u00f4ng ngh\u1ec9 th\u00ec m\u00ecnh c\u0169ng kh\u00f3 m\u00e0 th\u1ea3nh th\u01a1i\u201d, Minh Huy d\u00ed d\u1ecfm chia s\u1ebb.<\/p>\n\n\n\n
Anh k\u1ec3, \u201cM\u1ed9t chi\u1ec1u th\u1ee9 S\u00e1u, \u0111ang \u0111\u1ecbnh t\u1eaft m\u00e1y th\u00ec m\u00ecnh nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn t\u1eeb m\u1ed9t ch\u1ecb b\u00ean ph\u00f2ng k\u1ebf to\u00e1n: \u201cEm \u01a1i, ch\u1ecb v\u1eeba m\u1edf file \u0111\u00ednh k\u00e8m trong email, m\u00e0 sao m\u00e1y t\u1ef1 nhi\u00ean \u0111\u01a1 lu\u00f4n?\u201d. L\u1eadp t\u1ee9c trong \u0111\u1ea7u m\u00ecnh l\u00f3e l\u00ean tia s\u00e1ng, \u0111\u00f3 l\u00e0 file Word nh\u01b0ng th\u1ef1c ch\u1ea5t b\u00ean trong l\u1ea1i ch\u1ee9a macro \u0111\u1ed9c h\u1ea1i \u2013 m\u1ed9t d\u1ea1ng m\u00e3 t\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t khi m\u1edf file. T\u1ee5i m\u00ecnh ngay l\u1eadp t\u1ee9c c\u00f4 l\u1eadp m\u00e1y, ki\u1ec3m tra log truy c\u1eadp. H\u00f3a ra m\u00e3 \u0111\u1ed9c \u0111\u00e3 c\u1ed1 g\u1eafng k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t server \u1edf n\u01b0\u1edbc ngo\u00e0i may m\u00e0 firewall ch\u1eb7n l\u1ea1i. N\u1ebfu tr\u1ec5 th\u00eam ch\u00fat n\u1eefa, m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 \u0111\u00e3 nh\u00e2n b\u1ea3n qua m\u1ea1ng n\u1ed9i b\u1ed9. V\u1ee5 \u0111\u00f3 m\u00e0 \u201cn\u1ed5\u201d th\u00ec kh\u00f4ng ch\u1ec9 d\u1eef li\u1ec7u b\u1ecb kh\u00f3a m\u00e0 c\u1ea3 c\u00f4ng ty s\u1ebd \u0111\u1ee9ng h\u00ecnh v\u00e0o \u0111\u1ea7u tu\u1ea7n sau\u201d.<\/p>\n\n\n\n
V\u1edbi Minh Huy, m\u1ed9t trong nh\u1eefng pha \u0111au \u0111\u1ea7u nh\u1ea5t l\u00e0 khi l\u1ed7 h\u1ed5ng \u0111\u1ebfn t\u1eeb n\u1ed9i b\u1ed9. C\u00f3 m\u1ed9t nh\u00e2n vi\u00ean c\u0169 \u0111\u00e3 ngh\u1ec9 vi\u1ec7c nh\u01b0ng t\u00e0i kho\u1ea3n ch\u01b0a b\u1ecb thu h\u1ed3i v\u00e0 anh t\u00ecnh c\u1edd ph\u00e1t hi\u1ec7n t\u00e0i kho\u1ea3n \u0111\u00f3 v\u1eabn c\u00f2n truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng. May m\u1eafn l\u00e0 ng\u01b0\u1eddi \u0111\u00f3 kh\u00f4ng c\u00f3 \u00fd \u0111\u1ed3 x\u1ea5u, ch\u1ec9 l\u00e0 qu\u00ean \u0111\u0103ng xu\u1ea5t kh\u1ecfi t\u00e0i kho\u1ea3n c\u0169 nh\u01b0ng s\u1ef1 vi\u1ec7c khi\u1ebfn anh v\u00e0 c\u1ea3 ph\u00f2ng IT l\u1eadp t\u1ee9c ph\u1ea3i r\u00e0 so\u00e1t l\u1ea1i to\u00e0n b\u1ed9 quy tr\u00ecnh offboarding nh\u01b0 thu h\u1ed3i quy\u1ec1n truy c\u1eadp c\u0169ng nh\u01b0 x\u00f3a t\u00e0i kho\u1ea3n tr\u00ean t\u1ea5t c\u1ea3 n\u1ec1n t\u1ea3ng.<\/p>\n\n\n\n
L\u1ea7n kh\u00e1c, anh l\u1ea1i g\u1eb7p t\u00ecnh hu\u1ed1ng \u201cth\u00f3t tim\u201d v\u00ec b\u1ea3n v\u00e1 l\u1ed7i t\u01b0\u1edfng ch\u1eebng v\u00f4 h\u1ea1i l\u1ea1i khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c. \u201cL\u00fac test th\u00ec m\u1ecdi th\u1ee9 \u1ed5n nh\u01b0ng sau khi tri\u1ec3n khai ch\u00ednh th\u1ee9c, h\u1ec7 th\u1ed1ng \u0111\u1ed9t nhi\u00ean kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c. C\u1ea3m gi\u00e1c l\u00fac \u0111\u00f3 ph\u1ea3i n\u00f3i l\u00e0 hoang mang t\u1ed9t \u0111\u1ed9 v\u00ec server \u0111ang x\u1eed l\u00fd giao d\u1ecbch cho h\u00e0ng tr\u0103m kh\u00e1ch h\u00e0ng. C\u1ea3 nh\u00f3m ph\u1ea3i kh\u1ea9n c\u1ea5p rollback b\u1ea3n v\u00e1, d\u1ef1ng l\u1ea1i server t\u1eeb b\u1ea3n sao l\u01b0u v\u00e0 ki\u1ec3m tra nguy\u00ean nh\u00e2n. Sau 4 ti\u1ebfng \u201cn\u00edn th\u1edf\u201d m\u1edbi kh\u00f4i ph\u1ee5c \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9. \u0110\u00f3 l\u00e0 l\u1ea7n m\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c m\u1ed9t \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng: test k\u1ef9 ch\u01b0a bao gi\u1edd l\u00e0 \u0111\u1ee7, ph\u1ea3i test nh\u01b0 th\u1ec3 n\u00f3 c\u00f3 th\u1ec3 g\u00e2y s\u1eadp c\u1ea3 h\u1ec7 th\u1ed1ng, v\u00ec th\u1eadt ra\u2026 n\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea5y\u201d, Minh Huy tr\u1ea3i l\u00f2ng v\u1ec1 kinh nghi\u1ec7m qu\u00fd gi\u00e1 trong s\u1ef1 nghi\u1ec7p.<\/p>\n\n\n\n
\u00c1p l\u1ef1c ng\u1ea7m nh\u01b0ng c\u01a1 h\u1ed9i r\u1ed9ng m\u1edf<\/h2>\n\n\n\n
\u00c1p l\u1ef1c trong ngh\u1ec1 kh\u00f4ng ch\u1ec9 \u0111\u1ebfn t\u1eeb c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng m\u00e0 c\u00f2n \u0111\u1ebfn t\u1eeb s\u1ef1 \u201cv\u00f4 h\u00ecnh\u201d trong c\u00f4ng vi\u1ec7c. Ng\u01b0\u1eddi ta \u00edt th\u1ea5y, \u00edt hi\u1ec3u v\u00e0 \u00edt ghi nh\u1eadn. Khi h\u1ec7 th\u1ed1ng an to\u00e0n, m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng ngh\u0129 \u201cC\u00f3 g\u00ec \u0111\u00e2u, b\u00ecnh th\u01b0\u1eddng m\u00e0\u201d nh\u01b0ng \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1i \u201cb\u00ecnh th\u01b0\u1eddng\u201d \u0111\u00f3 l\u00e0 c\u1ea3 m\u1ed9t qu\u00e1 tr\u00ecnh ki\u1ec3m so\u00e1t, d\u1ef1 \u0111o\u00e1n v\u00e0 ng\u0103n ch\u1eb7n r\u1ea5t nhi\u1ec1u m\u1ed1i \u0111e d\u1ecda. Ngo\u00e0i ra, ph\u1ea3i lu\u00f4n h\u1ecdc h\u1ecfi li\u00ean t\u1ee5c. C\u00f4ng ngh\u1ec7 m\u1edbi ra m\u1eaft li\u00ean t\u1ee5c, hacker c\u0169ng ng\u00e0y c\u00e0ng tinh vi. N\u1ebfu kh\u00f4ng c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c, r\u1ea5t d\u1ec5 b\u1ecb \u201cout game\u201d.<\/p>\n\n\n\n
\u201cB\u00f9 l\u1ea1i, ngh\u1ec1 n\u00e0y mang \u0111\u1ebfn cho m\u00ecnh c\u1ea3m gi\u00e1c \u0111\u1eb7c bi\u1ec7t. M\u00ecnh kh\u00f4ng ph\u1ea3i c\u1ea3nh s\u00e1t, kh\u00f4ng kho\u00e1c \u00e1o gi\u00e1p nh\u01b0ng m\u00ecnh bi\u1ebft ph\u00eda sau nh\u1eefng d\u00f2ng m\u00e3, m\u00ecnh \u0111ang b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, ti\u1ec1n b\u1ea1c, danh ti\u1ebfng, th\u1eadm ch\u00ed l\u00e0 s\u1ef1 s\u1ed1ng c\u00f2n c\u1ee7a m\u1ed9t doanh nghi\u1ec7p\u201d, Minh Huy t\u00e2m s\u1ef1.<\/p>\n\n\n\n
B\u00ean c\u1ea1nh \u0111\u00f3, tri\u1ec3n v\u1ecdng ngh\u1ec1 nghi\u1ec7p c\u0169ng r\u1ea5t r\u1ed9ng m\u1edf. Khi th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng d\u1ef1a v\u00e0o tr\u1ef1c tuy\u1ebfn th\u00ec an ninh m\u1ea1ng s\u1ebd kh\u00f4ng bao gi\u1edd l\u1ed7i th\u1eddi. T\u1eeb doanh nghi\u1ec7p nh\u1ecf, ng\u00e2n h\u00e0ng l\u1edbn \u0111\u1ebfn ch\u00ednh ph\u1ee7, \u0111\u00e2u \u0111\u00e2u c\u0169ng c\u1ea7n ng\u01b0\u1eddi b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng. Thu nh\u1eadp \u1ed5n \u0111\u1ecbnh, c\u01a1 h\u1ed9i l\u00e0m vi\u1ec7c to\u00e0n c\u1ea7u v\u00e0 n\u1ebfu \u0111\u1ee7 gi\u1ecfi, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh chuy\u00ean gia h\u00e0ng \u0111\u1ea7u ho\u1eb7c m\u1edf c\u00f4ng ty ri\u00eang.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n y\u00eau th\u00edch c\u00f4ng ngh\u1ec7, th\u00edch c\u1ea3m gi\u00e1c gi\u1ea3i \u0111\u1ed1, c\u00f3 \u0111\u1ea7u \u00f3c logic v\u00e0 m\u1ed9t ch\u00fat ki\u00ean nh\u1eabn v\u1edbi nh\u1eefng \u0111i\u1ec1u \u201ckh\u00f4ng ai th\u1ea5y nh\u01b0ng c\u1ef1c k\u1ef3 quan tr\u1ecdng\u201d th\u00ec c\u00f4ng vi\u1ec7c an ninh m\u1ea1ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn r\u1ea5t \u0111\u00e1ng \u0111\u1ec3 th\u1eed. N\u00f3 kh\u00f4ng h\u00e0o nho\u00e1ng nh\u01b0ng l\u00e0 m\u1ed9t ngh\u1ec1 \u0111\u1ea7y \u00fd ngh\u0129a.<\/p>\n\n\n\n
Trang Tr\u1ea7n<\/strong><\/p>\n\n\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"
B\u1ea1n c\u00f3 bao gi\u1edd t\u1ef1 h\u1ecfi \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng, b\u1ec7nh vi\u1ec7n hay s\u00e2n bay\u2026 b\u1ed7ng nhi\u00ean …<\/p>\n","protected":false},"author":58,"featured_media":9757,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-9752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-ky-nang"],"_links":{"self":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/comments?post=9752"}],"version-history":[{"count":2,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752\/revisions"}],"predecessor-version":[{"id":9836,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752\/revisions\/9836"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media\/9757"}],"wp:attachment":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media?parent=9752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/categories?post=9752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/tags?post=9752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u201cC\u00f4ng vi\u1ec7c an ninh m\u1ea1ng bao g\u1ed3m vi\u1ec7c b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng, m\u1ea1ng v\u00e0 d\u1eef li\u1ec7u kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng, truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 r\u00f2 r\u1ec9 th\u00f4ng tin.\u201d<\/strong><\/p>\n<\/blockquote>\n\n\n\n \u201cKhi n\u00f3i c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh l\u00e0 l\u00e0m an ninh m\u1ea1ng, \u0111a ph\u1ea7n m\u1ecdi ng\u01b0\u1eddi ngh\u0129 ngay \u0111\u1ebfn hacker, r\u1ed3i t\u01b0\u1edfng t\u01b0\u1ee3ng m\u00ecnh su\u1ed1t ng\u00e0y ng\u1ed3i g\u00f5 b\u00e0n ph\u00edm nh\u01b0 trong phim ho\u1eb7c l\u00e0m g\u00ec \u0111\u00f3 b\u00ed \u1ea9n l\u1eafm. M\u00ecnh c\u01b0\u1eddi v\u00ec th\u1ef1c ra c\u00f4ng vi\u1ec7c kh\u00f4ng \u201ccool ng\u1ea7u\u201d nh\u01b0 v\u1eady\u201d, Nguy\u1ec5n Minh Huy \u2013 Chuy\u00ean vi\u00ean b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u gi\u1ea3i th\u00edch.<\/p>\n\n\n\n \u201cN\u00f3i n\u00f4m na, m\u00ecnh v\u00e0 \u0111\u1ed3ng nghi\u1ec7p l\u00e0 ng\u01b0\u1eddi b\u1ea3o v\u1ec7 c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, d\u1eef li\u1ec7u v\u00e0 th\u00f4ng tin s\u1ed1 kh\u1ecfi b\u1ecb t\u1ea5n c\u00f4ng hay r\u00f2 r\u1ec9. N\u1ebfu b\u1ea1n t\u01b0\u1edfng t\u01b0\u1ee3ng internet nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ed1 l\u1edbn th\u00ec c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh gi\u1ed1ng nh\u01b0 l\u00e0m c\u1ea3nh s\u00e1t ho\u1eb7c b\u1ea3o v\u1ec7 trong th\u1ebf gi\u1edbi \u0111\u00f3\u201d, Minh Huy so s\u00e1nh.<\/p>\n\n\n\n B\u1ea3o v\u1ec7 \u1edf \u0111\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ee3i b\u1ecb t\u1ea5n c\u00f4ng r\u1ed3i m\u1edbi x\u1eed l\u00fd m\u00e0 c\u00f2n l\u00e0 ph\u00f2ng ng\u1eeba, ph\u00e1t hi\u1ec7n s\u1edbm v\u00e0 ph\u1ea3n \u1ee9ng k\u1ecbp th\u1eddi.<\/p>\n\n\n\n \u201cM\u00ecnh d\u00e0nh r\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 r\u00e0 so\u00e1t h\u1ec7 th\u1ed1ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7 h\u1ed5ng, c\u1ea5u h\u00ecnh sai, ph\u1ea7n m\u1ec1m ch\u01b0a c\u1eadp nh\u1eadt\u2026 b\u1edfi r\u1ea5t nhi\u1ec1u v\u1ee5 t\u1ea5n c\u00f4ng x\u1ea3y ra ch\u1ec9 v\u00ec m\u1ed9t b\u1ea3n v\u00e1 b\u1ecb qu\u00ean c\u1eadp nh\u1eadt ho\u1eb7c m\u1ed9t t\u00e0i kho\u1ea3n nh\u00e2n vi\u00ean c\u0169 ch\u01b0a b\u1ecb kh\u00f3a. C\u00f9ng v\u1edbi \u0111\u00f3, m\u1ed7i ng\u00e0y m\u00ecnh c\u0169ng theo d\u00f5i h\u1ec7 th\u1ed1ng c\u1ea3nh, l\u1ecdc h\u00e0ng tr\u0103m d\u00f2ng log \u0111\u1ec3 t\u00ecm ra \u0111i\u1ec1u b\u1ea5t th\u01b0\u1eddng. C\u00f3 h\u00f4m ch\u1ec9 t\u1eeb m\u1ed9t y\u00eau c\u1ea7u truy c\u1eadp l\u1ea1, m\u00ecnh l\u1ea7n ra c\u1ea3 m\u1ed9t \u0111\u1ee3t t\u1ea5n c\u00f4ng c\u00f3 t\u1ed5 ch\u1ee9c m\u00e0 n\u1ebfu kh\u00f4ng ph\u00e1t hi\u1ec7n k\u1ecbp, c\u00f3 th\u1ec3 d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng \u0111\u00e3 b\u1ecb \u0111\u00e1nh c\u1eafp. C\u0103ng nh\u1ea5t l\u00e0 x\u1eed l\u00fd s\u1ef1 c\u1ed1. Khi c\u00f3 s\u1ef1 c\u1ed1, c\u1ea3 nh\u00f3m ph\u1ea3i c\u00f9ng nhau truy v\u1ebft, ng\u1eaft h\u1ec7 th\u1ed1ng, g\u1ee1 m\u00e3 \u0111\u1ed9c v\u00e0 \u0111i\u1ec1u tra nguy\u00ean nh\u00e2n \u0111\u1ec3 tr\u00e1nh l\u1eb7p l\u1ea1i. Th\u01b0\u1eddng th\u00ec nh\u1eefng ng\u00e0y nh\u01b0 v\u1eady s\u1ebd k\u1ebft th\u00fac l\u00fac 2-3 gi\u1edd s\u00e1ng v\u1edbi r\u1ea5t nhi\u1ec1u c\u00e0 ph\u00ea v\u00e0 log file\u201d, Minh Huy m\u00f4 t\u1ea3 v\u1ec1 c\u00f4ng vi\u1ec7c th\u01b0\u1eddng ng\u00e0y c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n C\u00f4ng vi\u1ec7c an ninh m\u1ea1ng g\u1eafn li\u1ec1n v\u1edbi nh\u1eefng kho\u1ea3nh kh\u1eafc c\u0103ng th\u1eb3ng \u0111\u1ebfn ngh\u1eb9t th\u1edf, nh\u1ea5t l\u00e0 khi nh\u1eadn \u0111\u01b0\u1ee3c cu\u1ed9c g\u1ecdi l\u00fac n\u1eeda \u0111\u00eam: \u201cH\u1ec7 th\u1ed1ng b\u1ecb t\u1ea5n c\u00f4ng r\u1ed3i, kh\u00f4ng ai \u0111\u0103ng nh\u1eadp \u0111\u01b0\u1ee3c n\u1eefa\u201d. \u201cC\u00f3 khi \u0111ang \u0111i ch\u01a1i cu\u1ed1i tu\u1ea7n c\u0169ng ph\u1ea3i b\u1ecf d\u1edf \u0111\u1ec3 x\u1eed l\u00fd s\u1ef1 c\u1ed1. Kh\u00f4ng c\u00f3 kh\u00e1i ni\u1ec7m \u201cgi\u1edd h\u00e0nh ch\u00ednh\u201d trong ngh\u1ec1 n\u00e0y, hacker kh\u00f4ng ngh\u1ec9 th\u00ec m\u00ecnh c\u0169ng kh\u00f3 m\u00e0 th\u1ea3nh th\u01a1i\u201d, Minh Huy d\u00ed d\u1ecfm chia s\u1ebb.<\/p>\n\n\n\n Anh k\u1ec3, \u201cM\u1ed9t chi\u1ec1u th\u1ee9 S\u00e1u, \u0111ang \u0111\u1ecbnh t\u1eaft m\u00e1y th\u00ec m\u00ecnh nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn t\u1eeb m\u1ed9t ch\u1ecb b\u00ean ph\u00f2ng k\u1ebf to\u00e1n: \u201cEm \u01a1i, ch\u1ecb v\u1eeba m\u1edf file \u0111\u00ednh k\u00e8m trong email, m\u00e0 sao m\u00e1y t\u1ef1 nhi\u00ean \u0111\u01a1 lu\u00f4n?\u201d. L\u1eadp t\u1ee9c trong \u0111\u1ea7u m\u00ecnh l\u00f3e l\u00ean tia s\u00e1ng, \u0111\u00f3 l\u00e0 file Word nh\u01b0ng th\u1ef1c ch\u1ea5t b\u00ean trong l\u1ea1i ch\u1ee9a macro \u0111\u1ed9c h\u1ea1i \u2013 m\u1ed9t d\u1ea1ng m\u00e3 t\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t khi m\u1edf file. T\u1ee5i m\u00ecnh ngay l\u1eadp t\u1ee9c c\u00f4 l\u1eadp m\u00e1y, ki\u1ec3m tra log truy c\u1eadp. H\u00f3a ra m\u00e3 \u0111\u1ed9c \u0111\u00e3 c\u1ed1 g\u1eafng k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t server \u1edf n\u01b0\u1edbc ngo\u00e0i may m\u00e0 firewall ch\u1eb7n l\u1ea1i. N\u1ebfu tr\u1ec5 th\u00eam ch\u00fat n\u1eefa, m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 \u0111\u00e3 nh\u00e2n b\u1ea3n qua m\u1ea1ng n\u1ed9i b\u1ed9. V\u1ee5 \u0111\u00f3 m\u00e0 \u201cn\u1ed5\u201d th\u00ec kh\u00f4ng ch\u1ec9 d\u1eef li\u1ec7u b\u1ecb kh\u00f3a m\u00e0 c\u1ea3 c\u00f4ng ty s\u1ebd \u0111\u1ee9ng h\u00ecnh v\u00e0o \u0111\u1ea7u tu\u1ea7n sau\u201d.<\/p>\n\n\n\n V\u1edbi Minh Huy, m\u1ed9t trong nh\u1eefng pha \u0111au \u0111\u1ea7u nh\u1ea5t l\u00e0 khi l\u1ed7 h\u1ed5ng \u0111\u1ebfn t\u1eeb n\u1ed9i b\u1ed9. C\u00f3 m\u1ed9t nh\u00e2n vi\u00ean c\u0169 \u0111\u00e3 ngh\u1ec9 vi\u1ec7c nh\u01b0ng t\u00e0i kho\u1ea3n ch\u01b0a b\u1ecb thu h\u1ed3i v\u00e0 anh t\u00ecnh c\u1edd ph\u00e1t hi\u1ec7n t\u00e0i kho\u1ea3n \u0111\u00f3 v\u1eabn c\u00f2n truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng. May m\u1eafn l\u00e0 ng\u01b0\u1eddi \u0111\u00f3 kh\u00f4ng c\u00f3 \u00fd \u0111\u1ed3 x\u1ea5u, ch\u1ec9 l\u00e0 qu\u00ean \u0111\u0103ng xu\u1ea5t kh\u1ecfi t\u00e0i kho\u1ea3n c\u0169 nh\u01b0ng s\u1ef1 vi\u1ec7c khi\u1ebfn anh v\u00e0 c\u1ea3 ph\u00f2ng IT l\u1eadp t\u1ee9c ph\u1ea3i r\u00e0 so\u00e1t l\u1ea1i to\u00e0n b\u1ed9 quy tr\u00ecnh offboarding nh\u01b0 thu h\u1ed3i quy\u1ec1n truy c\u1eadp c\u0169ng nh\u01b0 x\u00f3a t\u00e0i kho\u1ea3n tr\u00ean t\u1ea5t c\u1ea3 n\u1ec1n t\u1ea3ng.<\/p>\n\n\n\n L\u1ea7n kh\u00e1c, anh l\u1ea1i g\u1eb7p t\u00ecnh hu\u1ed1ng \u201cth\u00f3t tim\u201d v\u00ec b\u1ea3n v\u00e1 l\u1ed7i t\u01b0\u1edfng ch\u1eebng v\u00f4 h\u1ea1i l\u1ea1i khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c. \u201cL\u00fac test th\u00ec m\u1ecdi th\u1ee9 \u1ed5n nh\u01b0ng sau khi tri\u1ec3n khai ch\u00ednh th\u1ee9c, h\u1ec7 th\u1ed1ng \u0111\u1ed9t nhi\u00ean kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c. C\u1ea3m gi\u00e1c l\u00fac \u0111\u00f3 ph\u1ea3i n\u00f3i l\u00e0 hoang mang t\u1ed9t \u0111\u1ed9 v\u00ec server \u0111ang x\u1eed l\u00fd giao d\u1ecbch cho h\u00e0ng tr\u0103m kh\u00e1ch h\u00e0ng. C\u1ea3 nh\u00f3m ph\u1ea3i kh\u1ea9n c\u1ea5p rollback b\u1ea3n v\u00e1, d\u1ef1ng l\u1ea1i server t\u1eeb b\u1ea3n sao l\u01b0u v\u00e0 ki\u1ec3m tra nguy\u00ean nh\u00e2n. Sau 4 ti\u1ebfng \u201cn\u00edn th\u1edf\u201d m\u1edbi kh\u00f4i ph\u1ee5c \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9. \u0110\u00f3 l\u00e0 l\u1ea7n m\u00ecnh h\u1ecdc \u0111\u01b0\u1ee3c m\u1ed9t \u0111i\u1ec1u r\u1ea5t quan tr\u1ecdng: test k\u1ef9 ch\u01b0a bao gi\u1edd l\u00e0 \u0111\u1ee7, ph\u1ea3i test nh\u01b0 th\u1ec3 n\u00f3 c\u00f3 th\u1ec3 g\u00e2y s\u1eadp c\u1ea3 h\u1ec7 th\u1ed1ng, v\u00ec th\u1eadt ra\u2026 n\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea5y\u201d, Minh Huy tr\u1ea3i l\u00f2ng v\u1ec1 kinh nghi\u1ec7m qu\u00fd gi\u00e1 trong s\u1ef1 nghi\u1ec7p.<\/p>\n\n\n\n \u00c1p l\u1ef1c trong ngh\u1ec1 kh\u00f4ng ch\u1ec9 \u0111\u1ebfn t\u1eeb c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng m\u00e0 c\u00f2n \u0111\u1ebfn t\u1eeb s\u1ef1 \u201cv\u00f4 h\u00ecnh\u201d trong c\u00f4ng vi\u1ec7c. Ng\u01b0\u1eddi ta \u00edt th\u1ea5y, \u00edt hi\u1ec3u v\u00e0 \u00edt ghi nh\u1eadn. Khi h\u1ec7 th\u1ed1ng an to\u00e0n, m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng ngh\u0129 \u201cC\u00f3 g\u00ec \u0111\u00e2u, b\u00ecnh th\u01b0\u1eddng m\u00e0\u201d nh\u01b0ng \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1i \u201cb\u00ecnh th\u01b0\u1eddng\u201d \u0111\u00f3 l\u00e0 c\u1ea3 m\u1ed9t qu\u00e1 tr\u00ecnh ki\u1ec3m so\u00e1t, d\u1ef1 \u0111o\u00e1n v\u00e0 ng\u0103n ch\u1eb7n r\u1ea5t nhi\u1ec1u m\u1ed1i \u0111e d\u1ecda. Ngo\u00e0i ra, ph\u1ea3i lu\u00f4n h\u1ecdc h\u1ecfi li\u00ean t\u1ee5c. C\u00f4ng ngh\u1ec7 m\u1edbi ra m\u1eaft li\u00ean t\u1ee5c, hacker c\u0169ng ng\u00e0y c\u00e0ng tinh vi. N\u1ebfu kh\u00f4ng c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c, r\u1ea5t d\u1ec5 b\u1ecb \u201cout game\u201d.<\/p>\n\n\n\n \u201cB\u00f9 l\u1ea1i, ngh\u1ec1 n\u00e0y mang \u0111\u1ebfn cho m\u00ecnh c\u1ea3m gi\u00e1c \u0111\u1eb7c bi\u1ec7t. M\u00ecnh kh\u00f4ng ph\u1ea3i c\u1ea3nh s\u00e1t, kh\u00f4ng kho\u00e1c \u00e1o gi\u00e1p nh\u01b0ng m\u00ecnh bi\u1ebft ph\u00eda sau nh\u1eefng d\u00f2ng m\u00e3, m\u00ecnh \u0111ang b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, ti\u1ec1n b\u1ea1c, danh ti\u1ebfng, th\u1eadm ch\u00ed l\u00e0 s\u1ef1 s\u1ed1ng c\u00f2n c\u1ee7a m\u1ed9t doanh nghi\u1ec7p\u201d, Minh Huy t\u00e2m s\u1ef1.<\/p>\n\n\n\n B\u00ean c\u1ea1nh \u0111\u00f3, tri\u1ec3n v\u1ecdng ngh\u1ec1 nghi\u1ec7p c\u0169ng r\u1ea5t r\u1ed9ng m\u1edf. Khi th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng d\u1ef1a v\u00e0o tr\u1ef1c tuy\u1ebfn th\u00ec an ninh m\u1ea1ng s\u1ebd kh\u00f4ng bao gi\u1edd l\u1ed7i th\u1eddi. T\u1eeb doanh nghi\u1ec7p nh\u1ecf, ng\u00e2n h\u00e0ng l\u1edbn \u0111\u1ebfn ch\u00ednh ph\u1ee7, \u0111\u00e2u \u0111\u00e2u c\u0169ng c\u1ea7n ng\u01b0\u1eddi b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng. Thu nh\u1eadp \u1ed5n \u0111\u1ecbnh, c\u01a1 h\u1ed9i l\u00e0m vi\u1ec7c to\u00e0n c\u1ea7u v\u00e0 n\u1ebfu \u0111\u1ee7 gi\u1ecfi, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh chuy\u00ean gia h\u00e0ng \u0111\u1ea7u ho\u1eb7c m\u1edf c\u00f4ng ty ri\u00eang.<\/p>\n\n\n\n N\u1ebfu b\u1ea1n y\u00eau th\u00edch c\u00f4ng ngh\u1ec7, th\u00edch c\u1ea3m gi\u00e1c gi\u1ea3i \u0111\u1ed1, c\u00f3 \u0111\u1ea7u \u00f3c logic v\u00e0 m\u1ed9t ch\u00fat ki\u00ean nh\u1eabn v\u1edbi nh\u1eefng \u0111i\u1ec1u \u201ckh\u00f4ng ai th\u1ea5y nh\u01b0ng c\u1ef1c k\u1ef3 quan tr\u1ecdng\u201d th\u00ec c\u00f4ng vi\u1ec7c an ninh m\u1ea1ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn r\u1ea5t \u0111\u00e1ng \u0111\u1ec3 th\u1eed. N\u00f3 kh\u00f4ng h\u00e0o nho\u00e1ng nh\u01b0ng l\u00e0 m\u1ed9t ngh\u1ec1 \u0111\u1ea7y \u00fd ngh\u0129a.<\/p>\n\n\n\n Trang Tr\u1ea7n<\/strong><\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" B\u1ea1n c\u00f3 bao gi\u1edd t\u1ef1 h\u1ecfi \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng ng\u00e2n h\u00e0ng, b\u1ec7nh vi\u1ec7n hay s\u00e2n bay\u2026 b\u1ed7ng nhi\u00ean …<\/p>\n","protected":false},"author":58,"featured_media":9757,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-9752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-ky-nang"],"_links":{"self":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/users\/58"}],"replies":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/comments?post=9752"}],"version-history":[{"count":2,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752\/revisions"}],"predecessor-version":[{"id":9836,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/posts\/9752\/revisions\/9836"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media\/9757"}],"wp:attachment":[{"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/media?parent=9752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/categories?post=9752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mb668s.com\/cam-nang-7mb66-xoc-dia\/wp-json\/wp\/v2\/tags?post=9752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Kh\u00f4ng thi\u1ebfu nh\u1eefng t\u00ecnh hu\u1ed1ng g\u00e2y \u201cth\u00f3t tim\u201d<\/h2>\n\n\n\n
\u00c1p l\u1ef1c ng\u1ea7m nh\u01b0ng c\u01a1 h\u1ed9i r\u1ed9ng m\u1edf<\/h2>\n\n\n\n