{"id":7695,"date":"2023-08-24T09:26:38","date_gmt":"2023-08-24T02:26:38","guid":{"rendered":"https:\/\/vacif.com\/?p=7695"},"modified":"2024-06-24T04:02:14","modified_gmt":"2024-06-24T04:02:14","slug":"security-bao-mat-co-so-du-lieu-la-gi","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/security-bao-mat-co-so-du-lieu-la-gi\/","title":{"rendered":"SECURITY : B\u1ea2O M\u1eacT C\u01a0 S\u1ede D\u1eee LI\u1ec6U L\u00c0 G\u00cc?"},"content":{"rendered":"\n

T\u1ed5ng quan :<\/strong><\/p>\n\n\n\n

B\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u (CSDL) \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 th\u00f4ng tin quan tr\u1ecdng v\u00e0 nh\u1ea1y c\u1ea3m \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh. Trong th\u1eddi \u0111\u1ea1i s\u1ed1 h\u00f3a ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c coi l\u00e0 t\u00e0i s\u1ea3n v\u00f4 c\u00f9ng qu\u00fd b\u00e1u c\u1ee7a m\u1ed7i t\u1ed5 ch\u1ee9c v\u00e0 c\u00e1 nh\u00e2n. B\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng ch\u1ec9 li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u1ea3m b\u1ea3o s\u1ef1 to\u00e0n v\u1eb9n v\u00e0 t\u00ednh s\u1eb5n s\u00e0ng c\u1ee7a d\u1eef li\u1ec7u, m\u00e0 c\u00f2n bao g\u1ed3m vi\u1ec7c ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u1ec9 c\u00f3 nh\u1eefng ng\u01b0\u1eddi \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n m\u1edbi c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn th\u00f4ng tin \u0111\u00f3.<\/p>\n\n\n\n

Qu\u00e1 tr\u00ecnh b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u bao g\u1ed3m m\u1ed9t lo\u1ea1t c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt v\u00e0 qu\u1ea3n l\u00fd nh\u1eb1m ng\u0103n ch\u1eb7n s\u1ef1 x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p, s\u1eeda \u0111\u1ed5i kh\u00f4ng \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n v\u00e0 l\u1ed9 th\u00f4ng tin quan tr\u1ecdng. C\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt CSDL th\u01b0\u1eddng bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p m\u00e3 h\u00f3a d\u1eef li\u1ec7u, x\u00e1c th\u1ef1c v\u00e0 \u1ee7y quy\u1ec1n ng\u01b0\u1eddi d\u00f9ng, gi\u00e1m s\u00e1t v\u00e0 ghi nh\u1eadt k\u00fd h\u1ec7 th\u1ed1ng, c\u00f9ng v\u1edbi vi\u1ec7c tri\u1ec3n khai c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba v\u00e0 ph\u1ea3n \u1ee9ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n

Trong b\u1ed1i c\u1ea3nh m\u1ed1i nguy c\u01a1 ng\u00e0y c\u00e0ng cao t\u1eeb c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng v\u00e0 vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u quan tr\u1ecdng tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt s\u1ed1, vi\u1ec7c th\u1ef1c hi\u1ec7n b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ef1 th\u00e0nh c\u00f4ng v\u00e0 an to\u00e0n c\u1ee7a m\u1ecdi t\u1ed5 ch\u1ee9c v\u00e0 h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

M\u1ee5c l\u1ee5c :<\/strong><\/p>\n\n\n\n

I. C\u01a1 s\u1edf d\u1eef li\u1ec7u (database) l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n

II. C\u00e1c m\u1ed1i \u0111e d\u1ecda ph\u1ed5 bi\u1ebfn \u0111\u1ed1i v\u1edbi b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/p>\n\n\n\n

III. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/p>\n\n\n\n

N\u1ed9i dung b\u00e0i vi\u1ebft:<\/strong><\/p>\n\n\n\n

I. C\u01a1 s\u1edf d\u1eef li\u1ec7u (database) l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

C\u01a1 s\u1edf d\u1eef li\u1ec7u (CSDL) l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00f3 t\u1ed5 ch\u1ee9c c\u1ee7a d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd tr\u00ean m\u00e1y t\u00ednh ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef kh\u00e1c. M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 l\u01b0u tr\u1eef th\u00f4ng tin m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c, d\u1ec5 d\u00e0ng truy c\u1eadp v\u00e0 qu\u1ea3n l\u00fd, \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c l\u1ea5y th\u00f4ng tin ra v\u00e0 l\u01b0u tr\u1eef th\u00f4ng tin v\u00e0o m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

C\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u bao g\u1ed3m:<\/strong><\/p>\n\n\n\n

    \n
  • D\u1eef li\u1ec7u:<\/strong> L\u00e0 th\u00f4ng tin c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd. D\u1eef li\u1ec7u c\u00f3 th\u1ec3 bao g\u1ed3m v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh, \u00e2m thanh, s\u1ed1 li\u1ec7u v\u00e0 nhi\u1ec1u lo\u1ea1i th\u00f4ng tin kh\u00e1c.<\/li>\n\n\n\n
  • H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u (DBMS):<\/strong> L\u00e0 ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u khi\u1ec3n c\u01a1 s\u1edf d\u1eef li\u1ec7u. N\u00f3 cung c\u1ea5p giao di\u1ec7n \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u, cho ph\u00e9p t\u1ea1o, s\u1eeda \u0111\u1ed5i, x\u00f3a v\u00e0 truy v\u1ea5n d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/li>\n\n\n\n
  • M\u00f4 h\u00ecnh d\u1eef li\u1ec7u:<\/strong> L\u00e0 c\u00e1ch c\u1ea5u tr\u00fac v\u00e0 t\u1ed5 ch\u1ee9c d\u1eef li\u1ec7u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u. C\u00e1c m\u00f4 h\u00ecnh d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn bao g\u1ed3m m\u00f4 h\u00ecnh quan h\u1ec7, m\u00f4 h\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, v\u00e0 nhi\u1ec1u m\u00f4 h\u00ecnh kh\u00e1c.<\/li>\n\n\n\n
  • Ng\u00f4n ng\u1eef truy v\u1ea5n:<\/strong> L\u00e0 ng\u00f4n ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c truy v\u1ea5n (queries) \u0111\u1ec3 tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb c\u01a1 s\u1edf d\u1eef li\u1ec7u. SQL (Structured Query Language) l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00f4n ng\u1eef truy v\u1ea5n ph\u1ed5 bi\u1ebfn nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n

    II. C\u00e1c m\u1ed1i \u0111e d\u1ecda ph\u1ed5 bi\u1ebfn \u0111\u1ed1i v\u1edbi b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/p>\n\n\n

    \n
    \"\"<\/figure>\n<\/div>\n\n\n

    C\u00f3 nhi\u1ec1u m\u1ed1i \u0111e d\u1ecda ph\u1ed5 bi\u1ebfn m\u00e0 c\u00f3 th\u1ec3 \u0111\u1ed1i m\u1eb7t trong vi\u1ec7c b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 m\u1ed1i \u0111e d\u1ecda quan tr\u1ecdng:<\/strong><\/p>\n\n\n\n

      \n
    • SQL Injection (T\u1ea5n c\u00f4ng SQL Injection):<\/strong> \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn khi k\u1ebb t\u1ea5n c\u00f4ng ch\u00e8n m\u00e3 SQL \u0111\u1ed9c h\u1ea1i v\u00e0o c\u00e1c truy v\u1ea5n SQL \u0111\u01b0\u1ee3c th\u1ef1c thi tr\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u. Khi th\u00e0nh c\u00f4ng, t\u1ea5n c\u00f4ng n\u00e0y c\u00f3 th\u1ec3 cho ph\u00e9p t\u1ea5n c\u00f4ng vi\u00ean tr\u00edch xu\u1ea5t, thay \u0111\u1ed5i ho\u1eb7c x\u00f3a d\u1eef li\u1ec7u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n\n\n\n
    • L\u1ed7 h\u1ed5ng ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u:<\/strong> Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u (DBMS) c\u00f3 th\u1ec3 ch\u1ee9a l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt m\u00e0 k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 khai th\u00e1c \u0111\u1ec3 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o d\u1eef li\u1ec7u ho\u1eb7c g\u00e2y ra s\u1ef1 c\u1ed1 trong h\u1ec7 th\u1ed1ng.<\/li>\n\n\n\n
    • Tr\u00e0n b\u1ed9 \u0111\u1ec7m (Buffer Overflow):<\/strong> T\u1ea5n c\u00f4ng tr\u00e0n b\u1ed9 \u0111\u1ec7m x\u1ea3y ra khi k\u1ebb t\u1ea5n c\u00f4ng ch\u00e8n d\u1eef li\u1ec7u d\u00e0i h\u01a1n kh\u1ea3 n\u0103ng ch\u1ee9a c\u1ee7a m\u1ed9t v\u00f9ng nh\u1edb (buffer), l\u00e0m cho d\u1eef li\u1ec7u tr\u00e0n ra ngo\u00e0i v\u00e0 ghi \u0111\u00e8 l\u00ean v\u00f9ng nh\u1edb k\u1ebf c\u1eadn. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng ho\u1eb7c th\u1ef1c hi\u1ec7n m\u00e3 \u0111\u1ed9c h\u1ea1i.<\/li>\n\n\n\n
    • T\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (DoS) v\u00e0 ph\u00e2n t\u00e1n (DDoS):<\/strong> T\u1ea5n c\u00f4ng DoS nh\u1eb1m l\u00e0m cho d\u1ecbch v\u1ee5 ho\u1eb7c m\u00e1y ch\u1ee7 kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch qu\u1ea5y r\u1ed1i b\u1eb1ng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn. T\u1ea5n c\u00f4ng DDoS m\u1edf r\u1ed9ng kh\u00e1i ni\u1ec7m n\u00e0y b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ea1ng botnet \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp.<\/li>\n\n\n\n
    • L\u1ed7i x\u00e1c th\u1ef1c v\u00e0 ph\u00e2n quy\u1ec1n:<\/strong> S\u1ef1 c\u1ea9u th\u1ea3 trong vi\u1ec7c qu\u1ea3n l\u00fd x\u00e1c th\u1ef1c v\u00e0 ph\u00e2n quy\u1ec1n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c nh\u00e2n vi\u00ean ho\u1eb7c k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0o d\u1eef li\u1ec7u m\u00e0 h\u1ecd kh\u00f4ng \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n.<\/li>\n\n\n\n
    • M\u1ea5t d\u1eef li\u1ec7u:<\/strong> M\u1ea5t d\u1eef li\u1ec7u c\u00f3 th\u1ec3 x\u1ea3y ra do l\u1ed7i ph\u1ea7n m\u1ec1m, h\u1ecfng h\u00f3c ph\u1ea7n c\u1ee9ng ho\u1eb7c t\u1ea5n c\u00f4ng c\u1ed1 \u00fd. S\u1ef1 m\u1ea5t m\u00e1t n\u00e0y c\u00f3 th\u1ec3 g\u00e2y thi\u1ec7t h\u1ea1i v\u1ec1 th\u00f4ng tin quan tr\u1ecdng c\u1ee7a doanh nghi\u1ec7p ho\u1eb7c t\u1ed5 ch\u1ee9c.<\/li>\n\n\n\n
    • M\u00e3 \u0111\u1ed9c v\u00e0 m\u00e3 \u0111\u1ed9c h\u1ea1i:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 ch\u00e8n m\u00e3 \u0111\u1ed9c v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 g\u00e2y h\u1ea1i cho h\u1ec7 th\u1ed1ng ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o d\u1eef li\u1ec7u.<\/li>\n\n\n\n
    • R\u00f2 r\u1ec9 d\u1eef li\u1ec7u:<\/strong> D\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u00f3 th\u1ec3 b\u1ecb l\u1ed9 th\u00f4ng qua c\u00e1c l\u1ed7 h\u1ed5ng trong b\u1ea3o m\u1eadt ho\u1eb7c vi\u1ec7c ki\u1ec3m so\u00e1t kh\u00f4ng \u0111\u00fang \u0111\u1eafn.<\/li>\n\n\n\n
    • L\u1ed7i thi\u1ebft l\u1eadp v\u00e0 c\u1ea5u h\u00ecnh:<\/strong> C\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh kh\u00f4ng an to\u00e0n c\u00f3 th\u1ec3 m\u1edf ra c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt m\u00e0 k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng.<\/li>\n<\/ul>\n\n\n\n

      \u0110\u1ec3 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u1ecfi nh\u1eefng m\u1ed1i \u0111e d\u1ecda n\u00e0y, t\u1ed5 ch\u1ee9c c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd nh\u01b0 x\u00e1c th\u1ef1c v\u00e0 ph\u00e2n quy\u1ec1n \u0111\u00fang \u0111\u1eafn, ki\u1ec3m tra l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt \u0111\u1ecbnh k\u1ef3, c\u00e0i \u0111\u1eb7t c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt, v\u00e0 duy tr\u00ec vi\u1ec7c gi\u00e1m s\u00e1t li\u00ean t\u1ee5c.<\/p>\n\n\n\n

      III. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/p>\n\n\n

      \n
      \"\"<\/figure>\n<\/div>\n\n\n

      Trong b\u1ed1i c\u1ea3nh kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 th\u00f4ng tin, vi\u1ec7c b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u tr\u1edf n\u00ean c\u1ea5p b\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 an to\u00e0n cho nh\u1eefng d\u1eef li\u1ec7u quan tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m. B\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng ch\u1ec9 gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb c\u00e1c ngu\u1ed3n nguy c\u01a1 kh\u00e1c nhau m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n duy tr\u00ec l\u00f2ng tin c\u1ee7a kh\u00e1ch h\u00e0ng, \u0111\u1ed1i t\u00e1c v\u00e0 c\u00e1c b\u00ean li\u00ean quan. <\/p>\n\n\n\n

      D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p quan tr\u1ecdng gi\u00fap n\u00e2ng cao b\u1ea3o m\u1eadt cho c\u01a1 s\u1edf d\u1eef li\u1ec7u:<\/strong><\/p>\n\n\n\n

        \n
      • S\u1eed d\u1ee5ng ph\u00e2n quy\u1ec1n v\u00e0 qu\u1ea3n l\u00fd quy\u1ec1n truy c\u1eadp: <\/strong>Thi\u1ebft l\u1eadp c\u00e1c quy\u1ec1n truy c\u1eadp d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc c\u1ee7a nguy\u00ean t\u1eafc “t\u1ed1i thi\u1ec3u c\u1ea7n thi\u1ebft”. M\u1ed7i ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 n\u00ean c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0 thao t\u00e1c tr\u00ean d\u1eef li\u1ec7u m\u00e0 h\u1ecd c\u1ea7n \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c. \u0110i\u1ec1u n\u00e0y gi\u1ea3m thi\u1ec3u nguy c\u01a1 l\u1ed9 th\u00f4ng tin do ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u1ea7n thi\u1ebft truy c\u1eadp v\u00e0o d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m.<\/li>\n<\/ul>\n\n\n\n
          \n
        • M\u00e3 h\u00f3a d\u1eef li\u1ec7u: <\/strong>\u00c1p d\u1ee5ng m\u00e3 h\u00f3a cho d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m trong c\u01a1 s\u1edf d\u1eef li\u1ec7u. M\u00e3 h\u00f3a c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u1edf m\u1ee9c d\u1eef li\u1ec7u (m\u00e3 h\u00f3a c\u1ed9t), \u1edf m\u1ee9c to\u00e0n b\u1ed9 d\u1eef li\u1ec7u (m\u00e3 h\u00f3a to\u00e0n b\u1ed9 c\u01a1 s\u1edf d\u1eef li\u1ec7u) ho\u1eb7c th\u1eadm ch\u00ed \u1edf m\u1ee9c t\u1ec7p d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 khi c\u00f3 s\u1ef1 x\u00e2m nh\u1eadp, d\u1eef li\u1ec7u v\u1eabn \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n\n\n\n
            \n
          • Ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean v\u00e0 gi\u00e1m s\u00e1t h\u00e0nh vi:<\/strong> Th\u1ef1c hi\u1ec7n ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng h\u1ee3p l\u1ec7 ho\u1eb7c \u0111\u00e1ng ng\u1edd. C\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m tra l\u1ed7 h\u1ed5ng v\u00e0 gi\u00e1m s\u00e1t gi\u00fap theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng, c\u00e1c thay \u0111\u1ed5i d\u1eef li\u1ec7u v\u00e0 c\u00e1c t\u00ecnh hu\u1ed1ng b\u1ea5t th\u01b0\u1eddng, t\u1eeb \u0111\u00f3 nhanh ch\u00f3ng ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt.<\/li>\n\n\n\n
          • B\u1ea3o m\u1eadt v\u1eadt l\u00fd:<\/strong> L\u1eadp k\u1ebf ho\u1ea1ch b\u1ea3o v\u1ec7 v\u1eadt l\u00fd cho c\u00e1c m\u00e1y ch\u1ee7 ch\u1ee9a d\u1eef li\u1ec7u. \u0110\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u00f4i tr\u01b0\u1eddng ki\u1ec3m so\u00e1t v\u1edbi h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t truy c\u1eadp, gi\u00e1m s\u00e1t an ninh v\u00e0 c\u01a1 ch\u1ebf ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp. \u0110i\u1ec1u n\u00e0y ng\u0103n ch\u1eb7n truy c\u1eadp v\u1eadt l\u00fd tr\u00e1i ph\u00e9p v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n\n
              \n
            • B\u1ea3o v\u1ec7 kh\u1ecfi t\u1ea5n c\u00f4ng sql injection:<\/strong> \u0110\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n cho bi\u1ec3u m\u1eabu web v\u00e0 c\u00e1c truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 quan tr\u1ecdng. S\u1eed d\u1ee5ng ki\u1ec3m tra \u0111\u1ea7u v\u00e0o c\u1ea9n th\u1eadn v\u00e0 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 truy v\u1ea5n tham s\u1ed1 h\u00f3a \u0111\u1ec3 ng\u0103n ch\u1eb7n cu\u1ed9c t\u1ea5n c\u00f4ng SQL injection.<\/li>\n<\/ul>\n\n\n\n
                \n
              • Sao l\u01b0u th\u01b0\u1eddng xuy\u00ean: <\/strong>Th\u1ef1c hi\u1ec7n sao l\u01b0u d\u1eef li\u1ec7u \u0111\u1ecbnh k\u1ef3 v\u00e0 l\u01b0u tr\u1eef ch\u00fang \u1edf n\u01a1i an to\u00e0n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u trong tr\u01b0\u1eddng h\u1ee3p c\u00f3 s\u1ef1 c\u1ed1 b\u1ea3o m\u1eadt ho\u1eb7c m\u1ea5t d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n\n
                  \n
                • K\u1ebf ho\u1ea1ch ph\u1ea3n \u1ee9ng s\u1ef1 c\u1ed1:<\/strong> Ph\u00e1t tri\u1ec3n k\u1ebf ho\u1ea1ch ph\u1ea3n \u1ee9ng s\u1ef1 c\u1ed1 chi ti\u1ebft \u0111\u1ec3 bi\u1ebft c\u00e1ch \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng b\u1ea5t ng\u1edd nh\u01b0 x\u00e2m nh\u1eadp h\u1ec7 th\u1ed1ng ho\u1eb7c m\u1ea5t d\u1eef li\u1ec7u. K\u1ebf ho\u1ea1ch n\u00e0y n\u00ean bao g\u1ed3m c\u00e1c b\u01b0\u1edbc c\u1ee5 th\u1ec3 \u0111\u1ec3 b\u00e1o c\u00e1o, kh\u1eafc ph\u1ee5c v\u00e0 ph\u1ee5c h\u1ed3i sau s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n\n\n\n
                    \n
                  • S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m antivirus:<\/strong><\/strong> S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m antivirus ch\u1ea5t l\u01b0\u1ee3ng l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u. Ph\u1ea7n m\u1ec1m antivirus gi\u00fap qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c lo\u1ea1i m\u00e3 \u0111\u1ed9c, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng mong mu\u1ed1n trong c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n. N\u00f3 gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda c\u00f3 th\u1ec3 g\u00e2y nguy h\u1ea1i cho t\u00ednh to\u00e0n v\u1eb9n v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a d\u1eef li\u1ec7u.M\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao trong vi\u1ec7c b\u1ea3o v\u1ec1 database : Sophos endpoint, kaspersky, avg<\/strong>.<\/li>\n<\/ul>\n\n\n
                    \n
                    \"\"<\/figure>\n<\/div>\n\n\n

                    Nh\u00ecn chung, vi\u1ec7c b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a nhi\u1ec1u bi\u1ec7n ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 an to\u00e0n cho d\u1eef li\u1ec7u. Tuy m\u00f4i tr\u01b0\u1eddng b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y theo ng\u1eef c\u1ea3nh v\u00e0 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3, nh\u01b0ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u00ean cung c\u1ea5p n\u1ec1n t\u1ea3ng m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 duy tr\u00ec ni\u1ec1m tin t\u1eeb c\u00e1c b\u00ean li\u00ean quan.<\/p>\n","protected":false},"excerpt":{"rendered":"

                    T\u1ed5ng quan : B\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u (CSDL) \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 th\u00f4ng tin quan tr\u1ecdng v\u00e0 nh\u1ea1y c\u1ea3m \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh. Trong th\u1eddi \u0111\u1ea1i s\u1ed1 h\u00f3a ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c coi l\u00e0 t\u00e0i s\u1ea3n v\u00f4 c\u00f9ng qu\u00fd b\u00e1u c\u1ee7a m\u1ed7i t\u1ed5 […]<\/p>\n","protected":false},"author":11,"featured_media":7711,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[18,80,17],"tags":[268,269,113,97],"class_list":["post-7695","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-endpoint","category-huong-dan-tai-lieu","category-bao-mat","tag-bao-mat-co-so-du-lieu","tag-database","tag-security","tag-sophos-endpoint","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=7695"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7695\/revisions"}],"predecessor-version":[{"id":10135,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7695\/revisions\/10135"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/7711"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=7695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=7695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=7695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}