{"id":1778,"date":"2026-03-31T06:32:46","date_gmt":"2026-03-31T06:32:46","guid":{"rendered":"https:\/\/www.viz-note.com\/vi\/data-flow-diagrams-regulatory-audits-compliance\/"},"modified":"2026-03-31T06:32:46","modified_gmt":"2026-03-31T06:32:46","slug":"data-flow-diagrams-regulatory-audits-compliance","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/vi\/data-flow-diagrams-regulatory-audits-compliance\/","title":{"rendered":"S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho ki\u1ec3m to\u00e1n v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh"},"content":{"rendered":"

Trong b\u1ed1i c\u1ea3nh qu\u1ea3n tr\u1ecb hi\u1ec7n \u0111\u1ea1i, qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 tu\u00e2n th\u1ee7 (GRC), vi\u1ec7c c\u00f3 t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng. C\u00e1c c\u01a1 quan qu\u1ea3n l\u00fd kh\u00f4ng ch\u1ec9 ki\u1ec3m tra m\u00e3 ngu\u1ed3n hay xem x\u00e9t ch\u00ednh s\u00e1ch; h\u1ecd y\u00eau c\u1ea7u b\u1eb1ng ch\u1ee9ng v\u1ec1 c\u00e1ch th\u00f4ng tin di chuy\u1ec3n qua h\u1ec7 sinh th\u00e1i c\u1ee7a t\u1ed5 ch\u1ee9c. S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u00f3ng vai tr\u00f2 l\u00e0 b\u1eb1ng ch\u1ee9ng tr\u1ef1c quan c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ee9ng minh vi\u1ec7c ki\u1ec3m so\u00e1t d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m. Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y m\u00f4 t\u1ea3 h\u00e0nh tr\u00ecnh c\u1ee7a th\u00f4ng tin t\u1eeb l\u00fac t\u1ea1o ra \u0111\u1ebfn khi x\u00f3a b\u1ecf, x\u00e1c \u0111\u1ecbnh m\u1ecdi quy tr\u00ecnh, kho l\u01b0u tr\u1eef v\u00e0 t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i li\u00ean quan.<\/p>\n

Khi chu\u1ea9n b\u1ecb cho m\u1ed9t cu\u1ed9c ki\u1ec3m to\u00e1n quy \u0111\u1ecbnh, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t b\u1ea3n ph\u00e1c th\u1ea3o s\u01a1 s\u00e0i v\u00e0 m\u1ed9t t\u00e0i li\u1ec7u tu\u00e2n th\u1ee7 l\u00e0 r\u1ea5t l\u1edbn. M\u1ed9t s\u01a1 \u0111\u1ed3 DFD m\u1ea1nh m\u1ebd \u0111\u00f3ng vai tr\u00f2 nh\u01b0 b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf cho c\u00e1c ki\u1ec3m to\u00e1n vi\u00ean, cho ph\u00e9p h\u1ecd truy v\u1ebft ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i th\u1ea9m v\u1ea5n t\u1eebng h\u1ec7 th\u1ed1ng ri\u00eang l\u1ebb. H\u01b0\u1edbng d\u1eabn n\u00e0y chi ti\u1ebft v\u1ec1 vi\u1ec7c x\u00e2y d\u1ef1ng, b\u1ea3o tr\u00ec v\u00e0 \u1ee9ng d\u1ee5ng chi\u1ebfn l\u01b0\u1ee3c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t nh\u01b0 GDPR, HIPAA v\u00e0 SOX.<\/p>\n

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\"Hand-drawn<\/figure>\n<\/div>\n

\ud83d\udee1\ufe0f Vai tr\u00f2 c\u1ee7a s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong ki\u1ec3m to\u00e1n quy \u0111\u1ecbnh<\/h2>\n

C\u00e1c khung kh\u1ed5 quy \u0111\u1ecbnh ng\u00e0y c\u00e0ng y\u00eau c\u1ea7u t\u1ed5 ch\u1ee9c ph\u1ea3i hi\u1ec3u r\u00f5 ki\u1ebfn tr\u00fac d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh. M\u1ed9t ki\u1ec3m to\u00e1n vi\u00ean kh\u00f4ng th\u1ec3 x\u00e1c minh tu\u00e2n th\u1ee7 n\u1ebfu lu\u1ed3ng th\u00f4ng tin v\u1eabn c\u00f2n m\u1edd nh\u1ea1t. S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u gi\u00fap l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng n\u00e0y b\u1eb1ng c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c ki\u1ebfn tr\u00fac k\u1ef9 thu\u1eadt ph\u1ee9c t\u1ea1p th\u00e0nh c\u00e1c bi\u1ec3u di\u1ec5n tr\u1ef1c quan d\u1ec5 hi\u1ec3u.<\/p>\n

    \n
  • Minh b\u1ea1ch:<\/strong> S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cung c\u1ea5p c\u00e1i nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 c\u00e1ch n\u00f3 di chuy\u1ec3n.<\/li>\n
  • Tr\u00e1ch nhi\u1ec7m:<\/strong> M\u1ed7i quy tr\u00ecnh v\u00e0 kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u1ec1u \u0111\u01b0\u1ee3c g\u00e1n ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m ho\u1eb7c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3.<\/li>\n
  • Ph\u00e2n t\u00edch kho\u1ea3ng tr\u1ed1ng:<\/strong> Vi\u1ec7c tr\u1ef1c quan h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t b\u1ea3o m\u1eadt b\u1ecb thi\u1ebfu ho\u1eb7c c\u00e1c \u0111\u01b0\u1eddng \u0111i kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p.<\/li>\n
  • T\u00e0i li\u1ec7u:<\/strong> Ch\u00fang \u0111\u00f3ng vai tr\u00f2 l\u00e0 t\u00e0i li\u1ec7u s\u1ed1ng, \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt song song v\u1edbi c\u00e1c thay \u0111\u1ed5i trong h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n

    Kh\u00f4ng c\u00f3 s\u01a1 \u0111\u1ed3 c\u00f3 c\u1ea5u tr\u00fac, c\u00e1c ki\u1ec3m to\u00e1n vi\u00ean ph\u1ea3i d\u1ef1a v\u00e0o ph\u1ecfng v\u1ea5n v\u00e0 t\u00e0i li\u1ec7u r\u1eddi r\u1ea1c, \u0111i\u1ec1u n\u00e0y l\u00e0m t\u0103ng nguy c\u01a1 b\u1ecf s\u00f3t. M\u1ed9t s\u01a1 \u0111\u1ed3 DFD \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng c\u1ea9n th\u1eadn s\u1ebd gi\u1ea3m thi\u1ec3u s\u1ef1 kh\u00f3 ch\u1ecbu trong ki\u1ec3m to\u00e1n v\u00e0 th\u1ec3 hi\u1ec7n m\u00f4i tr\u01b0\u1eddng ki\u1ec3m so\u00e1t tr\u01b0\u1edfng th\u00e0nh.<\/p>\n

    \ud83e\udde9 C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a s\u01a1 \u0111\u1ed3 DFD tu\u00e2n th\u1ee7<\/h2>\n

    \u0110\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u ki\u1ec3m to\u00e1n, m\u1ecdi y\u1ebfu t\u1ed1 trong s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a ch\u00ednh x\u00e1c. S\u1ef1 m\u01a1 h\u1ed3 l\u00e0 k\u1ebb th\u00f9 c\u1ee7a tu\u00e2n th\u1ee7. M\u1ed7i k\u00fd hi\u1ec7u \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111i\u1ec3m ki\u1ec3m so\u00e1t quan tr\u1ecdng c\u1ea7n \u0111\u01b0\u1ee3c ghi ch\u00e9p l\u1ea1i.<\/p>\n

    1. C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i \ud83c\udfe2<\/h3>\n

    C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i \u0111\u1ea1i di\u1ec7n cho ngu\u1ed3n ho\u1eb7c \u0111\u00edch c\u1ee7a d\u1eef li\u1ec7u n\u1eb1m ngo\u00e0i ranh gi\u1edbi h\u1ec7 th\u1ed1ng. Trong b\u1ed1i c\u1ea3nh tu\u00e2n th\u1ee7, ch\u00fang th\u01b0\u1eddng l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t:<\/p>\n

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    • Kh\u00e1ch h\u00e0ng:<\/strong>Ngu\u1ed3n th\u00f4ng tin nh\u1eadn d\u1ea1ng c\u00e1 nh\u00e2n (PII).<\/li>\n
    • C\u01a1 quan qu\u1ea3n l\u00fd:<\/strong>C\u00e1c t\u1ed5 ch\u1ee9c nh\u1eadn b\u00e1o c\u00e1o ho\u1eb7c d\u1eef li\u1ec7u \u0111\u1ec3 gi\u00e1m s\u00e1t.<\/li>\n
    • C\u00e1c nh\u00e0 x\u1eed l\u00fd b\u00ean th\u1ee9 ba:<\/strong>Nh\u00e0 cung c\u1ea5p x\u1eed l\u00fd d\u1eef li\u1ec7u thay m\u1eb7t t\u1ed5 ch\u1ee9c.<\/li>\n
    • C\u00e1c b\u1ed9 ph\u1eadn n\u1ed9i b\u1ed9:<\/strong>C\u00e1c \u0111\u1ed9i ng\u0169 Nh\u00e2n s\u1ef1, Ph\u00e1p l\u00fd ho\u1eb7c T\u00e0i ch\u00ednh kh\u1edfi t\u1ea1o y\u00eau c\u1ea7u d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

      2. C\u00e1c quy tr\u00ecnh \u2699\ufe0f<\/h3>\n

      C\u00e1c quy tr\u00ecnh bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u. Ch\u00fang l\u00e0 c\u00e1c b\u01b0\u1edbc ho\u1ea1t \u0111\u1ed9ng n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i, t\u1ed5ng h\u1ee3p ho\u1eb7c \u0111\u1ecbnh tuy\u1ebfn. \u0110\u1ed1i v\u1edbi ki\u1ec3m to\u00e1n, c\u00e1c quy tr\u00ecnh ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean theo ch\u1ee9c n\u0103ng thay v\u00ec theo k\u1ef9 thu\u1eadt.<\/p>\n

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      • X\u1ea5u:<\/strong> \u201cCh\u1ea1y k\u1ecbch b\u1ea3n SQL\u201d (Qu\u00e1 mang t\u00ednh k\u1ef9 thu\u1eadt).<\/li>\n
      • T\u1ed1t:<\/strong>\u201cT\u00ednh ngh\u0129a v\u1ee5 thu\u1ebf\u201d (Ch\u1ee9c n\u0103ng).<\/li>\n<\/ul>\n

        M\u1ed7i quy tr\u00ecnh \u0111\u1ec1u c\u1ea7n c\u00f3 m\u00f4 t\u1ea3 ki\u1ec3m so\u00e1t li\u00ean quan. B\u01b0\u1edbc n\u00e0y c\u00f3 m\u00e3 h\u00f3a d\u1eef li\u1ec7u kh\u00f4ng? C\u00f3 x\u00e1c th\u1ef1c \u0111\u1ea7u v\u00e0o kh\u00f4ng? C\u00f3 ghi nh\u1eadt k\u00fd truy c\u1eadp kh\u00f4ng?<\/p>\n

        3. Kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u \ud83d\uddc3\ufe0f<\/h3>\n

        C\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u1ea1i di\u1ec7n cho n\u01a1i th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 khu v\u1ef1c c\u00f3 r\u1ee7i ro cao nh\u1ea5t trong tu\u00e2n th\u1ee7.<\/p>\n

          \n
        • Logic so v\u1edbi V\u1eadt l\u00fd:<\/strong>C\u00e1c s\u01a1 \u0111\u1ed3 n\u00ean th\u1ec3 hi\u1ec7n l\u01b0u tr\u1eef logic (v\u00ed d\u1ee5: \u201cC\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng\u201d) thay v\u00ec c\u00e1c \u0111\u01b0\u1eddng d\u1eabn t\u1ec7p c\u1ee5 th\u1ec3.<\/li>\n
        • Ph\u00e2n lo\u1ea1i:<\/strong>C\u00e1c kho l\u01b0u tr\u1eef ch\u1ee9a d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m (PHI, PCI) ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng.<\/li>\n
        • Gi\u1eef l\u1ea1i:<\/strong>S\u01a1 \u0111\u1ed3 n\u00ean li\u00ean k\u1ebft v\u1edbi l\u1ecbch tr\u00ecnh l\u01b0u gi\u1eef n\u1ebfu c\u00f3 th\u1ec3.<\/li>\n<\/ul>\n

          4. Lu\u1ed3ng d\u1eef li\u1ec7u \ud83d\udd04<\/h3>\n

          Lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 c\u00e1c m\u0169i t\u00ean k\u1ebft n\u1ed1i c\u00e1c th\u1ef1c th\u1ec3, quy tr\u00ecnh v\u00e0 kho l\u01b0u tr\u1eef. Ch\u00fang x\u00e1c \u0111\u1ecbnh h\u00e0nh tr\u00ecnh c\u1ee7a th\u00f4ng tin.<\/p>\n

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          • H\u01b0\u1edbng:<\/strong>Ph\u1ea3i r\u00f5 r\u00e0ng ch\u1ec9 ra \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra.<\/li>\n
          • Nh\u00e3n hi\u1ec7u:<\/strong>M\u1ed7i m\u0169i t\u00ean ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n b\u1eb1ng lo\u1ea1i d\u1eef li\u1ec7u (v\u00ed d\u1ee5: \u201cS\u1ed1 th\u1ebb t\u00edn d\u1ee5ng\u201d, \u201cM\u00e3 h\u00f3a \u0111\u01a1n\u201d).<\/li>\n
          • M\u00e3 h\u00f3a:<\/strong>C\u00e1c lu\u1ed3ng v\u01b0\u1ee3t qua bi\u00ean gi\u1edbi m\u1ea1ng ph\u1ea3i \u0111\u01b0\u1ee3c ghi ch\u00fa l\u00e0 \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a hay kh\u00f4ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a.<\/li>\n<\/ul>\n

            \ud83d\udcca Th\u1ee9 b\u1eadc c\u1ee7a s\u01a1 \u0111\u1ed3 cho ki\u1ec3m to\u00e1n<\/h2>\n

            Ki\u1ec3m to\u00e1n tu\u00e2n th\u1ee7 th\u01b0\u1eddng y\u00eau c\u1ea7u c\u00e1ch ti\u1ebfp c\u1eadn theo l\u1edbp. M\u1ed9t s\u01a1 \u0111\u1ed3 duy nh\u1ea5t hi\u1ebfm khi n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 ph\u1ea1m vi ki\u1ebfn tr\u00fac d\u1eef li\u1ec7u c\u1ee7a t\u1ed5 ch\u1ee9c. M\u1ed9t th\u1ee9 b\u1eadc s\u01a1 \u0111\u1ed3 cho ph\u00e9p v\u1eeba c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan c\u1ea5p cao v\u1eeba c\u00f3 th\u1ec3 ki\u1ec3m tra chi ti\u1ebft.<\/p>\n\n\n\n\n\n\n\n\n
            C\u1ea5p \u0111\u1ed9<\/th>\nT\u00ean<\/th>\nTr\u1ecdng t\u00e2m<\/th>\nTr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ki\u1ec3m to\u00e1n<\/th>\n<\/tr>\n<\/thead>\n
            0<\/td>\nS\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh<\/td>\nBi\u00ean gi\u1edbi h\u1ec7 th\u1ed1ng v\u00e0 t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i<\/td>\n\u0110\u1ecbnh ngh\u0129a ph\u1ea1m vi c\u1ea5p cao<\/td>\n<\/tr>\n
            1<\/td>\nS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u1ea5p 1<\/td>\nC\u00e1c quy tr\u00ecnh ch\u00ednh v\u00e0 kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/td>\nHi\u1ec3u ki\u1ebfn tr\u00fac c\u1ed1t l\u00f5i<\/td>\n<\/tr>\n
            2<\/td>\nS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u1ea5p 2<\/td>\nC\u00e1c quy tr\u00ecnh con chi ti\u1ebft<\/td>\nX\u00e1c minh \u0111i\u1ec3m ki\u1ec3m so\u00e1t<\/td>\n<\/tr>\n
            3<\/td>\nS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u1ea5p 3<\/td>\nC\u00e1c chuy\u1ec3n \u0111\u1ed9ng d\u1eef li\u1ec7u nguy\u00ean t\u1eed<\/td>\nTheo d\u00f5i c\u00e1c th\u00e0nh ph\u1ea7n d\u1eef li\u1ec7u c\u1ee5 th\u1ec3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

            S\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh (c\u1ea5p 0)<\/h3>\n

            \u0110\u00e2y l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u. N\u00f3 th\u1ec3 hi\u1ec7n to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng nh\u01b0 m\u1ed9t v\u00f2ng tr\u00f2n duy nh\u1ea5t v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i t\u01b0\u01a1ng t\u00e1c v\u1edbi n\u00f3. N\u00f3 x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi ki\u1ec3m to\u00e1n. N\u1ebfu m\u1ed9t lu\u1ed3ng d\u1eef li\u1ec7u \u0111i v\u00e0o h\u1ec7 th\u1ed1ng trong s\u01a1 \u0111\u1ed3 n\u00e0y, th\u00ec ph\u1ea3i \u0111\u01b0\u1ee3c ghi nh\u1eadn \u1edf c\u00e1c c\u1ea5p th\u1ea5p h\u01a1n.<\/p>\n

            Ph\u00e2n t\u00edch c\u1ea5p 1 v\u00e0 c\u1ea5p 2<\/h3>\n

            Khi b\u1ea1n ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng, b\u1ea1n ph\u1ea3i \u0111\u1ea3m b\u1ea3o t\u1ed5ng c\u00e1c ph\u1ea7n b\u1eb1ng to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. M\u1ecdi lu\u1ed3ng d\u1eef li\u1ec7u tho\u00e1t ra kh\u1ecfi quy tr\u00ecnh c\u1ea5p 0 \u0111\u1ec1u ph\u1ea3i xu\u1ea5t hi\u1ec7n trong quy tr\u00ecnh c\u1ea5p 1. S\u1ef1 nh\u1ea5t qu\u00e1n n\u00e0y l\u00e0 m\u1ed9t ki\u1ec3m tra ch\u00ednh \u0111\u1ed1i v\u1edbi ki\u1ec3m to\u00e1n vi\u00ean. Nh\u1eefng b\u1ea5t nh\u1ea5t cho th\u1ea5y s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c ghi ch\u00e9p ho\u1eb7c c\u00f4ng ngh\u1ec7 \u1ea9n (shadow IT).<\/p>\n

            \ud83d\udccb Ph\u1ed1i h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi c\u00e1c quy \u0111\u1ecbnh c\u1ee5 th\u1ec3<\/h2>\n

            C\u00e1c khung quy \u0111\u1ecbnh kh\u00e1c nhau c\u00f3 y\u00eau c\u1ea7u ri\u00eang bi\u1ec7t v\u1ec1 vi\u1ec7c l\u1eadp b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u. M\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c t\u1ea1o cho m\u1ed9t ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi ti\u00eau chu\u1ea9n kh\u00e1c. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch c\u00e1ch c\u00e1c th\u00e0nh ph\u1ea7n s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ch\u1ebf \u0111\u1ed9 tu\u00e2n th\u1ee7 ch\u00ednh.<\/p>\n\n\n\n\n\n\n\n\n\n
            Quy \u0111\u1ecbnh<\/th>\nY\u00eau c\u1ea7u ch\u00ednh<\/th>\n\u0110i\u1ec3m t\u1eadp trung c\u1ee7a th\u00e0nh ph\u1ea7n s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u<\/th>\nB\u1eb1ng ch\u1ee9ng tu\u00e2n th\u1ee7<\/th>\n<\/tr>\n<\/thead>\n
            GDPR (\u0110i\u1ec1u l\u1ec7 B\u1ea3o v\u1ec7 D\u1eef li\u1ec7u Chung)<\/td>\nQuy\u1ec1n c\u1ee7a ch\u1ee7 th\u1ec3 d\u1eef li\u1ec7u v\u00e0 v\u1ecb tr\u00ed<\/td>\nKho l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 c\u00e1c chuy\u1ec3n giao<\/td>\nB\u1eb1ng ch\u1ee9ng v\u1ec1 ki\u1ec3m so\u00e1t chuy\u1ec3n giao d\u1eef li\u1ec7u xuy\u00ean bi\u00ean gi\u1edbi<\/td>\n<\/tr>\n
            HIPAA (T\u00ednh di \u0111\u1ed9ng c\u1ee7a b\u1ea3o hi\u1ec3m s\u1ee9c kh\u1ecfe)<\/td>\nTh\u00f4ng tin s\u1ee9c kh\u1ecfe \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 (PHI)<\/td>\nQuy tr\u00ecnh v\u00e0 truy c\u1eadp<\/td>\nM\u00e3 h\u00f3a v\u00e0 ghi nh\u1eadt k\u00fd truy c\u1eadp tr\u00ean c\u00e1c lu\u1ed3ng<\/td>\n<\/tr>\n
            PCI-DSS (Ng\u00e0nh c\u00f4ng nghi\u1ec7p Th\u1ebb thanh to\u00e1n)<\/td>\nM\u00f4i tr\u01b0\u1eddng D\u1eef li\u1ec7u Ch\u1ee7 th\u1ebb (CDE)<\/td>\nPh\u00e2n \u0111o\u1ea1n m\u1ea1ng<\/td>\nT\u00e1ch bi\u1ec7t d\u1eef li\u1ec7u th\u1ebb kh\u1ecfi c\u00e1c m\u1ea1ng c\u00f4ng c\u1ed9ng<\/td>\n<\/tr>\n
            SOC 2 (Ki\u1ec3m so\u00e1t T\u1ed5 ch\u1ee9c D\u1ecbch v\u1ee5)<\/td>\nB\u1ea3o m\u1eadt v\u00e0 Kh\u1ea3 d\u1ee5ng<\/td>\nTo\u00e0n b\u1ed9 Lu\u1ed3ng<\/td>\nQu\u1ea3n l\u00fd thay \u0111\u1ed5i v\u00e0 lu\u1ed3ng sao l\u01b0u<\/td>\n<\/tr>\n
            CCPA (\u0110\u1ea1o lu\u1eadt Quy\u1ec1n ri\u00eang t\u01b0 c\u1ee7a Ng\u01b0\u1eddi ti\u00eau d\u00f9ng California)<\/td>\nB\u00e1n D\u1eef li\u1ec7u Ng\u01b0\u1eddi ti\u00eau d\u00f9ng<\/td>\nC\u00e1c B\u00ean th\u1ee9 ba<\/td>\nC\u00e1c th\u1ecfa thu\u1eadn chia s\u1ebb d\u1eef li\u1ec7u nh\u00e0 cung c\u1ea5p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

            Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p: Quy\u1ec1n c\u1ee7a Ch\u1ee7 th\u1ec3 D\u1eef li\u1ec7u theo GDPR<\/h3>\n

            Theo GDPR, c\u00e1 nh\u00e2n c\u00f3 quy\u1ec1n bi\u1ebft d\u1eef li\u1ec7u n\u00e0o m\u1ed9t t\u1ed5 ch\u1ee9c \u0111ang l\u01b0u gi\u1eef v\u1ec1 h\u1ecd. M\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) ph\u1ea3i hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng:<\/p>\n

              \n
            • N\u01a1i d\u1eef li\u1ec7u c\u00e1 nh\u00e2n \u0111\u01b0\u1ee3c thu th\u1eadp.<\/li>\n
            • Th\u1eddi gian l\u01b0u tr\u1eef (Kho d\u1eef li\u1ec7u).<\/li>\n
            • N\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn (C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i).<\/li>\n
            • C\u00e1ch th\u1ee9c d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c x\u00f3a (C\u00e1c quy tr\u00ecnh).<\/li>\n<\/ul>\n

              N\u1ebfu m\u1ed9t lu\u1ed3ng d\u1eef li\u1ec7u r\u1eddi kh\u1ecfi h\u1ec7 th\u1ed1ng \u0111\u1ec3 g\u1eedi cho m\u1ed9t b\u00ean x\u1eed l\u00fd th\u1ee9 ba, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) ph\u1ea3i li\u00ean k\u1ebft v\u1edbi m\u1ed9t Th\u1ecfa thu\u1eadn X\u1eed l\u00fd D\u1eef li\u1ec7u (DPA). Li\u00ean k\u1ebft tr\u1ef1c quan n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ee9ng minh tr\u00e1ch nhi\u1ec7m.<\/p>\n

              \ud83d\udee0\ufe0f T\u1ea1o s\u01a1 \u0111\u1ed3 s\u1eb5n s\u00e0ng cho ki\u1ec3m to\u00e1n<\/h2>\n

              Vi\u1ec7c t\u1ea1o ra m\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) c\u00f3 th\u1ec3 v\u01b0\u1ee3t qua ki\u1ec3m tra \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt. Kh\u00f4ng \u0111\u1ee7 ch\u1ec9 \u0111\u01a1n thu\u1ea7n v\u1ebd m\u1ed9t b\u1ee9c tranh; s\u01a1 \u0111\u1ed3 ph\u1ea3i ch\u00ednh x\u00e1c, c\u1eadp nh\u1eadt v\u00e0 \u0111\u01b0\u1ee3c duy tr\u00ec.<\/p>\n

              B\u01b0\u1edbc 1: Danh s\u00e1ch v\u00e0 Ph\u00e1t hi\u1ec7n \ud83d\udd0e<\/h3>\n

              Tr\u01b0\u1edbc khi v\u1ebd, b\u1ea1n ph\u1ea3i bi\u1ebft nh\u1eefng g\u00ec \u0111ang t\u1ed3n t\u1ea1i. Ti\u1ebfn h\u00e0nh danh s\u00e1ch chi ti\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng, c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng.<\/p>\n

                \n
              • Ph\u1ecfng v\u1ea5n ch\u1ee7 s\u1edf h\u1eefu h\u1ec7 th\u1ed1ng.<\/li>\n
              • Xem x\u00e9t ki\u1ebfn tr\u00fac m\u1ea1ng.<\/li>\n
              • Qu\u00e9t \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c \u1ee9ng d\u1ee5ng IT \u1ea9n.<\/li>\n
              • T\u00e0i li\u1ec7u t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u tham gia.<\/li>\n<\/ul>\n

                B\u01b0\u1edbc 2: X\u00e1c \u0111\u1ecbnh ranh gi\u1edbi \ud83d\udea7<\/h3>\n

                X\u00e1c \u0111\u1ecbnh r\u00f5 ranh gi\u1edbi h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u g\u00ec n\u1eb1m trong ph\u1ea1m vi ki\u1ec3m to\u00e1n v\u00e0 \u0111i\u1ec1u g\u00ec n\u1eb1m ngo\u00e0i? \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 m\u1edf r\u1ed9ng ph\u1ea1m vi trong qu\u00e1 tr\u00ecnh ki\u1ec3m to\u00e1n. T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec n\u1eb1m ngo\u00e0i ranh gi\u1edbi \u0111\u1ec1u l\u00e0 m\u1ed9t Th\u1ef1c th\u1ec3 B\u00ean ngo\u00e0i.<\/p>\n

                B\u01b0\u1edbc 3: B\u1ea3n \u0111\u1ed3 h\u00f3a c\u00e1c Lu\u1ed3ng \ud83d\uddfa\ufe0f<\/h3>\n

                V\u1ebd c\u00e1c k\u1ebft n\u1ed1i. \u0110\u1ea3m b\u1ea3o r\u1eb1ng:<\/p>\n

                  \n
                • Kh\u00f4ng c\u00f3 lu\u1ed3ng d\u1eef li\u1ec7u n\u00e0o v\u01b0\u1ee3t qua m\u1ed9t qu\u00e1 tr\u00ecnh (d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 di chuy\u1ec3n t\u1eeb m\u1ed9t kho \u0111\u1ebfn m\u1ed9t kho kh\u00e1c m\u00e0 kh\u00f4ng qua x\u1eed l\u00fd).<\/li>\n
                • Kh\u00f4ng c\u00f3 lu\u1ed3ng d\u1eef li\u1ec7u n\u00e0o v\u01b0\u1ee3t qua ranh gi\u1edbi (d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 r\u1eddi kh\u1ecfi m\u00e0 kh\u00f4ng c\u00f3 m\u0169i t\u00ean xuy\u00ean qua \u0111\u01b0\u1eddng bi\u00ean).<\/li>\n
                • T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n.<\/li>\n<\/ul>\n

                  B\u01b0\u1edbc 4: X\u00e1c \u0111\u1ecbnh c\u00e1c ki\u1ec3m so\u00e1t \ud83d\udee1\ufe0f<\/h3>\n

                  Ghim th\u00f4ng tin ki\u1ec3m so\u00e1t l\u00ean s\u01a1 \u0111\u1ed3. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n th\u00f4ng qua ch\u00fa th\u00edch ho\u1eb7c ch\u00fa gi\u1ea3i.<\/p>\n

                    \n
                  • M\u00e3 h\u00f3a:<\/strong>\u0110\u00e1nh d\u1ea5u c\u00e1c lu\u1ed3ng s\u1eed d\u1ee5ng TLS\/SSL.<\/li>\n
                  • X\u00e1c th\u1ef1c:<\/strong>\u0110\u00e1nh d\u1ea5u c\u00e1c qu\u00e1 tr\u00ecnh y\u00eau c\u1ea7u \u0111\u0103ng nh\u1eadp.<\/li>\n
                  • Ghi nh\u1eadt k\u00fd:<\/strong>\u0110\u00e1nh d\u1ea5u c\u00e1c qu\u00e1 tr\u00ecnh t\u1ea1o ra nh\u1eadt k\u00fd ki\u1ec3m to\u00e1n.<\/li>\n
                  • \u1ea8n d\u1eef li\u1ec7u:<\/strong>\u0110\u00e1nh d\u1ea5u c\u00e1c qu\u00e1 tr\u00ecnh \u1ea9n d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m.<\/li>\n<\/ul>\n

                    B\u01b0\u1edbc 5: X\u00e1c minh v\u00e0 k\u00fd duy\u1ec7t \u270d\ufe0f<\/h3>\n

                    S\u01a1 \u0111\u1ed3 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c minh b\u1edfi nh\u1eefng ng\u01b0\u1eddi qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng. M\u1ed9t ki\u1ebfn tr\u00fac vi\u00ean CNTT c\u00f3 th\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3, nh\u01b0ng m\u1ed9t nh\u00e2n vi\u00ean tu\u00e2n th\u1ee7 ph\u1ea3i x\u00e1c minh t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a n\u00f3 so v\u1edbi ch\u00ednh s\u00e1ch. H\u00e3y thu th\u1eadp ch\u1eef k\u00fd ch\u00ednh th\u1ee9c \u0111\u1ec3 x\u00e1c l\u1eadp tr\u00e1ch nhi\u1ec7m s\u1edf h\u1eefu.<\/p>\n

                    \u26a0\ufe0f Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn trong s\u01a1 \u0111\u1ed3 DFD tu\u00e2n th\u1ee7<\/h2>\n

                    C\u00e1c ki\u1ec3m to\u00e1n vi\u00ean \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 sai l\u1ec7ch. Nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn trong s\u01a1 \u0111\u1ed3 DFD c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ph\u00e1t hi\u1ec7n ngay l\u1eadp t\u1ee9c ho\u1eb7c ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i.<\/p>\n

                    1. V\u1ea5n \u0111\u1ec1 \u201cH\u1ed9p \u0111en\u201d \ud83c\udf11<\/h3>\n

                    Ph\u00e2n t\u00edch m\u1ed9t qu\u00e1 tr\u00ecnh qu\u00e1 s\u00e2u m\u00e0 kh\u00f4ng gi\u1ea3i th\u00edch logic b\u00ean trong s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t h\u1ed9p \u0111en. N\u1ebfu m\u1ed9t qu\u00e1 tr\u00ecnh x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 chi ti\u1ebft \u0111\u1ee7 \u0111\u1ec3 cho th\u1ea5y d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i \u1edf \u0111\u00e2u. N\u1ebfu qu\u00e1 m\u01a1 h\u1ed3, ki\u1ec3m to\u00e1n vi\u00ean s\u1ebd gi\u1ea3 \u0111\u1ecbnh t\u1ec7 nh\u1ea5t.<\/p>\n

                    2. Nh\u00e3n d\u1eef li\u1ec7u kh\u00f4ng nh\u1ea5t qu\u00e1n \ud83c\udff7\ufe0f<\/h3>\n

                    S\u1eed d\u1ee5ng \u201cD\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng\u201d tr\u00ean m\u1ed9t m\u0169i t\u00ean v\u00e0 \u201cPII\u201d tr\u00ean m\u0169i t\u00ean kh\u00e1c s\u1ebd g\u00e2y nh\u1ea7m l\u1eabn. Chu\u1ea9n h\u00f3a thu\u1eadt ng\u1eef. N\u1ebfu m\u1ed9t kho d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cUserDB\u201d \u1edf m\u1ed9t n\u01a1i, th\u00ec ph\u1ea3i g\u1ecdi l\u00e0 \u201cUserDB\u201d \u1edf m\u1ecdi n\u01a1i.<\/p>\n

                    3. S\u01a1 \u0111\u1ed3 l\u1ed7i th\u1eddi \ud83d\udcc9<\/h3>\n

                    S\u01a1 \u0111\u1ed3 DFD ch\u1ec9 t\u1ed1t b\u1eb1ng m\u1ee9c \u0111\u1ed9 c\u1eadp nh\u1eadt c\u1ee7a n\u00f3. N\u1ebfu t\u1ed5 ch\u1ee9c chuy\u1ec3n t\u1eeb m\u00e1y ch\u1ee7 n\u1ed9i b\u1ed9 sang l\u01b0u tr\u1eef \u0111\u00e1m m\u00e2y, s\u01a1 \u0111\u1ed3 DFD ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt. M\u1ed9t s\u01a1 \u0111\u1ed3 l\u1ed7i th\u1eddi cho th\u1ea5y s\u1ef1 thi\u1ebfu v\u1eafng qu\u1ea3n tr\u1ecb.<\/p>\n

                    4. Thi\u1ebfu c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i \ud83c\udfe2<\/h3>\n

                    C\u00e1c t\u1ed5 ch\u1ee9c th\u01b0\u1eddng qu\u00ean ghi ch\u00e9p c\u00e1c nh\u00e0 cung c\u1ea5p b\u00ean th\u1ee9 ba. N\u1ebfu m\u1ed9t h\u1ec7 th\u1ed1ng g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y, nh\u00e0 cung c\u1ea5p \u0111\u00f3 ph\u1ea3i xu\u1ea5t hi\u1ec7n nh\u01b0 m\u1ed9t th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i. Vi\u1ec7c kh\u00f4ng l\u00e0m nh\u01b0 v\u1eady s\u1ebd che gi\u1ea5u r\u1ee7i ro r\u00f2 r\u1ec9 d\u1eef li\u1ec7u.<\/p>\n

                    \ud83d\udd04 B\u1ea3o tr\u00ec v\u00e0 qu\u1ea3n l\u00fd v\u00f2ng \u0111\u1eddi<\/h2>\n

                    Tu\u00e2n th\u1ee7 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n duy nh\u1ea5t. \u0110\u00f3 l\u00e0 m\u1ed9t tr\u1ea1ng th\u00e1i li\u00ean t\u1ee5c. S\u01a1 \u0111\u1ed3 DFD ph\u1ea3i ph\u00e1t tri\u1ec3n c\u00f9ng v\u1edbi t\u1ed5 ch\u1ee9c.<\/p>\n

                    T\u00edch h\u1ee3p qu\u1ea3n l\u00fd thay \u0111\u1ed5i<\/h3>\n

                    C\u00e1c s\u01a1 \u0111\u1ed3 DFD n\u00ean l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh qu\u1ea3n l\u00fd thay \u0111\u1ed5i. Tr\u01b0\u1edbc khi tri\u1ec3n khai t\u00ednh n\u0103ng m\u1edbi, s\u01a1 \u0111\u1ed3 DFD ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u m\u1edbi \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt v\u00e0 ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

                      \n
                    • K\u00edch ho\u1ea1t:<\/strong> \u1ee8ng d\u1ee5ng m\u1edbi, nh\u00e0 cung c\u1ea5p m\u1edbi, quy \u0111\u1ecbnh m\u1edbi.<\/li>\n
                    • Xem x\u00e9t:<\/strong> \u0110\u1ed9i ng\u0169 tu\u00e2n th\u1ee7 x\u00e1c nh\u1eadn c\u00e1c thay \u0111\u1ed5i.<\/li>\n
                    • C\u1eadp nh\u1eadt:<\/strong> S\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c ch\u1ec9nh s\u1eeda v\u00e0 ghi phi\u00ean b\u1ea3n.<\/li>\n
                    • L\u01b0u tr\u1eef:<\/strong> C\u00e1c phi\u00ean b\u1ea3n c\u0169 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u0111\u1ec3 theo d\u00f5i ki\u1ec3m to\u00e1n l\u1ecbch s\u1eed.<\/li>\n<\/ul>\n

                      Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/h3>\n

                      M\u1ed7i phi\u00ean b\u1ea3n c\u1ee7a s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u1ec1u ph\u1ea3i c\u00f3 ng\u00e0y, s\u1ed1 phi\u00ean b\u1ea3n v\u00e0 ng\u01b0\u1eddi t\u1ea1o. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng \u0111i ki\u1ec3m to\u00e1n v\u1ec1 c\u00e1ch t\u1ed5 ch\u1ee9c hi\u1ec3u r\u00f5 h\u1ec7 th\u1ed1ng c\u1ee7a ch\u00ednh m\u00ecnh theo th\u1eddi gian.<\/p>\n

                      \ud83d\udcc8 T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u<\/h2>\n

                      S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0 b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n song song. Trong khi s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u th\u1ec3 hi\u1ec7n s\u1ef1 di chuy\u1ec3n c\u1ee7a d\u1eef li\u1ec7u qua c\u00e1c quy tr\u00ecnh, th\u00ec b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u l\u1ea1i th\u1ec3 hi\u1ec7n c\u00e1c tr\u01b0\u1eddng v\u00e0 thu\u1ed9c t\u00ednh c\u1ee5 th\u1ec3.<\/p>\n

                        \n
                      • S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD):<\/strong> Cho th\u1ea5y r\u1eb1ng “T\u00ean kh\u00e1ch h\u00e0ng” \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1eeb “\u0110\u0103ng k\u00fd” sang “H\u00f3a \u0111\u01a1n”.<\/li>\n
                      • B\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u:<\/strong> Cho th\u1ea5y r\u1eb1ng “T\u00ean kh\u00e1ch h\u00e0ng” \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong tr\u01b0\u1eddng “CUST_NME” trong b\u1ea3ng “TBL_CUST”.<\/li>\n<\/ul>\n

                        \u0110\u1ed1i v\u1edbi c\u00e1c cu\u1ed9c ki\u1ec3m to\u00e1n c\u00f3 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro cao, hai t\u00e0i li\u1ec7u n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau. S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cung c\u1ea5p b\u1ed1i c\u1ea3nh, c\u00f2n b\u1ea3n \u0111\u1ed3 d\u1eef li\u1ec7u cung c\u1ea5p chi ti\u1ebft k\u1ef9 thu\u1eadt. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3 hai s\u1ebd t\u1ea1o n\u00ean m\u1ed9t bi\u1ec7n ph\u00e1p ph\u00f2ng th\u1ee7 v\u1eefng ch\u1eafc tr\u01b0\u1edbc c\u00e1c ph\u00e1t hi\u1ec7n t\u1eeb c\u01a1 quan qu\u1ea3n l\u00fd.<\/p>\n

                        \ud83e\udd1d Qu\u1ea3n l\u00fd c\u00e1c ph\u1ee5 thu\u1ed9c b\u00ean th\u1ee9 ba<\/h2>\n

                        C\u00e1c t\u1ed5 ch\u1ee9c hi\u1ec7n \u0111\u1ea1i ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o nh\u00e0 cung c\u1ea5p. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra s\u1ef1 ph\u1ee9c t\u1ea1p trong s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD).<\/p>\n

                        Lu\u1ed3ng d\u1eef li\u1ec7u t\u1eeb nh\u00e0 cung c\u1ea5p<\/h3>\n

                        Khi d\u1eef li\u1ec7u r\u1eddi kh\u1ecfi t\u1ed5 ch\u1ee9c c\u1ee7a b\u1ea1n, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ph\u1ea3i th\u1ec3 hi\u1ec7n vi\u1ec7c chuy\u1ec3n giao. B\u1ea1n c\u1ea7n ghi ch\u00e9p:<\/p>\n

                          \n
                        • T\u00ean nh\u00e0 cung c\u1ea5p (\u0110\u1ed1i t\u01b0\u1ee3ng b\u00ean ngo\u00e0i).<\/li>\n
                        • M\u1ee5c \u0111\u00edch c\u1ee7a vi\u1ec7c chuy\u1ec3n d\u1eef li\u1ec7u.<\/li>\n
                        • C\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong qu\u00e1 tr\u00ecnh chuy\u1ec3n giao.<\/li>\n<\/ul>\n

                          Kh\u1ea3 n\u0103ng quan s\u00e1t h\u1ea1n ch\u1ebf<\/h3>\n

                          \u0110\u00f4i khi, b\u1ea1n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y b\u00ean trong h\u1ec7 th\u1ed1ng c\u1ee7a nh\u00e0 cung c\u1ea5p. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u1ea7n ghi r\u00f5 c\u00e1c quy tr\u00ecnh n\u1ed9i b\u1ed9 c\u1ee7a nh\u00e0 cung c\u1ea5p l\u00e0 “H\u1ed9p \u0111en” ho\u1eb7c “X\u1eed l\u00fd n\u1ed9i b\u1ed9 nh\u00e0 cung c\u1ea5p”. \u0110\u1eebng \u0111o\u00e1n m\u00f2. N\u1ebfu b\u1ea1n kh\u00f4ng bi\u1ebft, h\u00e3y n\u00f3i r\u00f5 r\u1eb1ng b\u1ea1n kh\u00f4ng bi\u1ebft, \u0111\u1ed3ng th\u1eddi ghi ch\u00e9p l\u1ea1i vi\u1ec7c ph\u1ee5 thu\u1ed9c v\u00e0o cam k\u1ebft t\u1eeb nh\u00e0 cung c\u1ea5p (v\u00ed d\u1ee5: b\u00e1o c\u00e1o SOC 2).<\/p>\n

                          \ud83d\udd0e Chu\u1ea9n b\u1ecb cho bu\u1ed5i xem x\u00e9t ki\u1ec3m to\u00e1n<\/h2>\n

                          Khi ki\u1ec3m to\u00e1n vi\u00ean \u0111\u1ebfn, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 c\u00f4ng c\u1ee5 tr\u1ef1c quan ch\u00ednh c\u1ee7a b\u1ea1n. Vi\u1ec7c chu\u1ea9n b\u1ecb kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 v\u1ebd c\u00e1c \u0111\u01b0\u1eddng n\u1ed1i.<\/p>\n

                            \n
                          • H\u01b0\u1edbng d\u1eabn \u0111i qua:<\/strong> H\u00e3y s\u1eb5n s\u00e0ng d\u1eabn ki\u1ec3m to\u00e1n vi\u00ean \u0111i qua s\u01a1 \u0111\u1ed3 t\u1eebng \u0111\u01b0\u1eddng m\u1ed9t.<\/li>\n
                          • T\u00e0i li\u1ec7u h\u1ed7 tr\u1ee3:<\/strong> Chu\u1ea9n b\u1ecb s\u1eb5n c\u00e1c ch\u00ednh s\u00e1ch, nh\u1eadt k\u00fd v\u00e0 c\u1ea5u h\u00ecnh \u0111\u1ec3 h\u1ed7 tr\u1ee3 nh\u1eefng g\u00ec s\u01a1 \u0111\u1ed3 tuy\u00ean b\u1ed1.<\/li>\n
                          • Kh\u1eafc ph\u1ee5c kho\u1ea3ng tr\u1ed1ng:<\/strong> N\u1ebfu ph\u00e1t hi\u1ec7n kho\u1ea3ng tr\u1ed1ng (v\u00ed d\u1ee5: lu\u1ed3ng m\u00e3 h\u00f3a b\u1ecb thi\u1ebfu), h\u00e3y chu\u1ea9n b\u1ecb s\u1eb5n k\u1ebf ho\u1ea1ch kh\u1eafc ph\u1ee5c \u0111\u1ec3 tr\u00ecnh b\u00e0y.<\/li>\n
                          • S\u1ef1 r\u00f5 r\u00e0ng:<\/strong> \u0110\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 d\u1ec5 \u0111\u1ecdc. In ch\u1eef to, nh\u00e3n r\u00f5 r\u00e0ng v\u00e0 t\u1ed1i gi\u1ea3n s\u1ef1 l\u1ed9n x\u1ed9n.<\/li>\n<\/ul>\n

                            C\u00e1c ki\u1ec3m to\u00e1n vi\u00ean \u0111\u00e1nh gi\u00e1 cao s\u1ef1 r\u00f5 r\u00e0ng. N\u1ebfu h\u1ecd c\u00f3 th\u1ec3 hi\u1ec3u h\u1ec7 th\u1ed1ng trong v\u00f2ng 10 ph\u00fat b\u1eb1ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u, qu\u00e1 tr\u00ecnh ki\u1ec3m to\u00e1n s\u1ebd di\u1ec5n ra su\u00f4n s\u1ebb h\u01a1n. N\u1ebfu h\u1ecd m\u1ea5t 2 gi\u1edd \u0111\u1ec3 gi\u1ea3i m\u00e3 s\u01a1 \u0111\u1ed3, ni\u1ec1m tin s\u1ebd b\u1ecb suy gi\u1ea3m.<\/p>\n

                            \ud83d\udccc Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 chi\u1ebfn l\u01b0\u1ee3c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u<\/h2>\n

                            S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng ch\u1ec9 l\u00e0 b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt; ch\u00fang l\u00e0 t\u00e0i s\u1ea3n chi\u1ebfn l\u01b0\u1ee3c cho tu\u00e2n th\u1ee7. Ch\u00fang chuy\u1ec3n \u0111\u1ed5i \u0111\u1ed9 ph\u1ee9c t\u1ea1p k\u1ef9 thu\u1eadt th\u00e0nh ng\u00f4n ng\u1eef quy \u0111\u1ecbnh. B\u1eb1ng c\u00e1ch duy tr\u00ec c\u00e1c s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c, chi ti\u1ebft v\u00e0 c\u1eadp nh\u1eadt, c\u00e1c t\u1ed5 ch\u1ee9c th\u1ec3 hi\u1ec7n cam k\u1ebft v\u1edbi vi\u1ec7c qu\u1ea3n l\u00fd d\u1eef li\u1ec7u.<\/p>\n

                            \u0110\u1ea7u t\u01b0 th\u1eddi gian v\u00e0o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u s\u1ebd mang l\u1ea1i l\u1ee3i \u00edch trong qu\u00e1 tr\u00ecnh ki\u1ec3m to\u00e1n. N\u00f3 gi\u1ea3m th\u1eddi gian d\u00e0nh \u0111\u1ec3 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi, l\u00e0m gi\u1ea3m r\u1ee7i ro ph\u00e1t hi\u1ec7n sai s\u00f3t v\u00e0 c\u1ea3i thi\u1ec7n v\u1ecb th\u1ebf b\u1ea3o m\u1eadt t\u1ed5ng th\u1ec3 c\u1ee7a t\u1ed5 ch\u1ee9c. Xem s\u01a1 \u0111\u1ed3 nh\u01b0 m\u1ed9t t\u00e0i li\u1ec7u s\u1ed1ng, ph\u1ea3i tu\u00e2n theo c\u00f9ng m\u1ee9c \u0111\u1ed9 nghi\u00eam ng\u1eb7t nh\u01b0 d\u1eef li\u1ec7u m\u00e0 n\u00f3 \u0111\u1ea1i di\u1ec7n.<\/p>\n","protected":false},"excerpt":{"rendered":"

                            Trong b\u1ed1i c\u1ea3nh qu\u1ea3n tr\u1ecb hi\u1ec7n \u0111\u1ea1i, qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 tu\u00e2n th\u1ee7 (GRC), vi\u1ec7c c\u00f3 t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng…<\/p>\n","protected":false},"author":1,"featured_media":1779,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho ki\u1ec3m to\u00e1n v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh \ud83d\udcca","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch t\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho ki\u1ec3m to\u00e1n quy \u0111\u1ecbnh. H\u01b0\u1edbng d\u1eabn l\u1eadp b\u1ea3n \u0111\u1ed3 tu\u00e2n th\u1ee7 GDPR, HIPAA v\u00e0 SOX m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea7n m\u1ec1m. \ud83d\udd0d","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[96],"tags":[89,95],"class_list":["post-1778","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dfd","tag-academic","tag-dfd"],"yoast_head":"\nS\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho ki\u1ec3m to\u00e1n v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch t\u1ea1o s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho ki\u1ec3m to\u00e1n quy \u0111\u1ecbnh. 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