{"id":475833,"date":"2023-08-09T07:23:51","date_gmt":"2023-08-09T07:23:51","guid":{"rendered":""},"modified":"2023-09-05T11:11:22","modified_gmt":"2023-09-05T11:11:22","slug":"air-gap","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/air-gap\/","title":{"rendered":"L\u1ed7 h\u1ed5ng kh\u00f4ng kh\u00ed"},"content":{"rendered":"

Kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o s\u1ef1 c\u00e1ch ly v\u1eadt l\u00fd gi\u1eefa c\u00e1c m\u1ea1ng, h\u1ec7 th\u1ed1ng ho\u1eb7c thi\u1ebft b\u1ecb x\u1eed l\u00fd th\u00f4ng tin nh\u1ea1y c\u1ea3m ho\u1eb7c b\u00ed m\u1eadt v\u00e0 c\u00e1c m\u1ea1ng kh\u00f4ng \u0111\u00e1ng tin c\u1eady b\u00ean ngo\u00e0i. S\u1ef1 c\u00f4 l\u1eadp n\u00e0y ng\u0103n ch\u1eb7n truy c\u1eadp tr\u00e1i ph\u00e9p, \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u v\u00e0 t\u1ea5n c\u00f4ng m\u1ea1ng. Kh\u00e1i ni\u1ec7m v\u1ec1 kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed b\u1eaft ngu\u1ed3n t\u1eeb nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n l\u00e0 gi\u1ea3m c\u00e1c vect\u01a1 t\u1ea5n c\u00f4ng b\u1eb1ng c\u00e1ch t\u00e1ch bi\u1ec7t v\u1ec1 m\u1eb7t v\u1eadt l\u00fd c\u00e1c t\u00e0i s\u1ea3n quan tr\u1ecdng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n

L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a Air Gap v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn n\u00f3<\/h2>\n

Kh\u00e1i ni\u1ec7m v\u1ec1 kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a m\u00e1y t\u00ednh v\u00e0 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u. Trong nh\u1eefng n\u0103m 1960 v\u00e0 1970, c\u00e1c m\u00e1y t\u00ednh l\u1edbn r\u1ea5t ph\u1ed5 bi\u1ebfn v\u00e0 vi\u1ec7c vi ph\u1ea1m d\u1eef li\u1ec7u ng\u00e0y c\u00e0ng tr\u1edf th\u00e0nh m\u1ed1i lo ng\u1ea1i. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u v\u00e0 k\u1ef9 s\u01b0 \u0111\u00e3 kh\u00e1m ph\u00e1 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 th\u00f4ng tin nh\u1ea1y c\u1ea3m.<\/p>\n

M\u1ed9t trong nh\u1eefng \u0111\u1ec1 c\u1eadp s\u1edbm nh\u1ea5t v\u1ec1 khe h\u1edf kh\u00f4ng kh\u00ed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong thi\u1ebft k\u1ebf c\u1ee7a m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh qu\u00e2n s\u1ef1 v\u00e0 ch\u00ednh ph\u1ee7. Nh\u1eefng h\u1ec7 th\u1ed1ng ban \u0111\u1ea7u n\u00e0y s\u1eed d\u1ee5ng c\u00e1c m\u1ea1ng t\u00e1ch bi\u1ec7t v\u1ec1 m\u1eb7t v\u1eadt l\u00fd \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u m\u1eadt kh\u1ecfi nh\u1eefng t\u00e1c \u0111\u1ed9ng t\u1eeb b\u00ean ngo\u00e0i. Thu\u1eadt ng\u1eef \u201ckho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed\u201d \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn h\u01a1n v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1970 v\u00e0 1980 khi m\u1ea1ng m\u00e1y t\u00ednh tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n v\u00e0 nhu c\u1ea7u v\u1ec1 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd ng\u00e0y c\u00e0ng t\u0103ng.<\/p>\n

Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Air Gap<\/h2>\n

Khe h\u1edf kh\u00f4ng kh\u00ed ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch t\u1ea1o ra m\u1ed9t r\u00e0o c\u1ea3n v\u1eadt l\u00fd gi\u1eefa hai h\u1ec7 th\u1ed1ng ho\u1eb7c m\u1ea1ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i theo b\u1ea5t k\u1ef3 c\u00e1ch n\u00e0o, d\u00f9 l\u00e0 c\u00f3 d\u00e2y hay kh\u00f4ng d\u00e2y. S\u1ef1 c\u00f4 l\u1eadp n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00f4ng tin m\u1eadt c\u1ee7a ch\u00ednh ph\u1ee7, h\u1ed3 s\u01a1 t\u00e0i ch\u00ednh v\u00e0 s\u1edf h\u1eefu tr\u00ed tu\u1ec7, v\u1eabn kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c tr\u01b0\u1edbc c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u00ean ngo\u00e0i, bao g\u1ed3m c\u1ea3 tin t\u1eb7c v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/p>\n

\u00dd t\u01b0\u1edfng ch\u00ednh \u0111\u1eb1ng sau khe h\u1edf kh\u00f4ng kh\u00ed l\u00e0 n\u1ebfu kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i v\u1eadt l\u00fd gi\u1eefa h\u1ec7 th\u1ed1ng b\u1ecb c\u00f4 l\u1eadp v\u00e0 th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i th\u00ec n\u00f3 s\u1ebd gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 vi ph\u1ea1m d\u1eef li\u1ec7u v\u00e0 truy c\u1eadp tr\u00e1i ph\u00e9p. Tuy nhi\u00ean, s\u1ef1 c\u00f4 l\u1eadp n\u00e0y ph\u1ea3i tr\u1ea3 gi\u00e1 b\u1eb1ng vi\u1ec7c h\u1ea1n ch\u1ebf giao ti\u1ebfp v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u gi\u1eefa h\u1ec7 th\u1ed1ng b\u1ecb c\u00f4 l\u1eadp v\u00e0 c\u00e1c ph\u1ea7n kh\u00e1c c\u1ee7a m\u1ea1ng.<\/p>\n

C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a Air Gap. C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Air Gap<\/h2>\n

C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a khe h\u1edf kh\u00f4ng kh\u00ed th\u01b0\u1eddng bao g\u1ed3m hai th\u1ef1c th\u1ec3 ri\u00eang bi\u1ec7t: m\u1ea1ng ho\u1eb7c h\u1ec7 th\u1ed1ng an to\u00e0n v\u00e0 m\u1ea1ng b\u00ean ngo\u00e0i kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i. \u0110\u00e2y l\u00e0 c\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng:<\/p>\n

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  1. \n

    M\u1ea1ng\/H\u1ec7 th\u1ed1ng an to\u00e0n<\/strong>: \u0110\u00e2y l\u00e0 ph\u1ea7n bi\u1ec7t l\u1eadp c\u1ee7a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ch\u1ee9a th\u00f4ng tin quan tr\u1ecdng v\u00e0 nh\u1ea1y c\u1ea3m. N\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t m\u00e1y t\u00ednh \u0111\u1ed9c l\u1eadp, m\u1ed9t m\u1ea1ng c\u1ee5c b\u1ed9 ho\u1eb7c to\u00e0n b\u1ed9 trung t\u00e2m d\u1eef li\u1ec7u. H\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nh\u01b0 x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng ho\u1eb7c ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u m\u1eadt.<\/p>\n<\/li>\n

  2. \n

    M\u1ea1ng b\u00ean ngo\u00e0i kh\u00f4ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i<\/strong>: \u0110\u00e2y l\u00e0 th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i, bao g\u1ed3m internet, c\u00e1c m\u1ea1ng kh\u00e1c v\u00e0 m\u1ecdi thi\u1ebft b\u1ecb b\u00ean ngo\u00e0i. M\u1ea1ng b\u00ean ngo\u00e0i ch\u01b0a \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i kh\u00f4ng th\u1ec3 truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0o m\u1ea1ng\/h\u1ec7 th\u1ed1ng an to\u00e0n, \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u00e1ch bi\u1ec7t v\u1eadt l\u00fd gi\u1eefa ch\u00fang.<\/p>\n<\/li>\n<\/ol>\n

    Vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa hai th\u1ef1c th\u1ec3 th\u01b0\u1eddng di\u1ec5n ra th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n an to\u00e0n v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, ch\u1eb3ng h\u1ea1n nh\u01b0 truy\u1ec1n d\u1eef li\u1ec7u th\u1ee7 c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng ti\u1ec7n l\u01b0u tr\u1eef v\u1eadt l\u00fd nh\u01b0 \u1ed5 USB, DVD ho\u1eb7c qua \u0111i\u1ed1t d\u1eef li\u1ec7u chuy\u00ean d\u1ee5ng cho ph\u00e9p d\u1eef li\u1ec7u ch\u1ec9 truy\u1ec1n theo m\u1ed9t h\u01b0\u1edbng.<\/p>\n

    Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Air Gap<\/h2>\n

    C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a khe h\u1edf kh\u00f4ng kh\u00ed bao g\u1ed3m:<\/p>\n

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    1. \n

      B\u1ea3o v\u1ec7<\/strong>: Kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed cung c\u1ea5p m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cao b\u1eb1ng c\u00e1ch gi\u1ea3m b\u1ec1 m\u1eb7t t\u1ea5n c\u00f4ng v\u00e0 h\u1ea1n ch\u1ebf ti\u1ebfp x\u00fac v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n<\/li>\n

    2. \n

      B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u<\/strong>: D\u1eef li\u1ec7u quan tr\u1ecdng v\u1eabn \u0111\u01b0\u1ee3c c\u00e1ch ly v\u00e0 b\u1ea3o v\u1ec7, gi\u1ea3m nguy c\u01a1 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 vi ph\u1ea1m d\u1eef li\u1ec7u.<\/p>\n<\/li>\n

    3. \n

      Ch\u1ee9c n\u0103ng ngo\u1ea1i tuy\u1ebfn<\/strong>: H\u1ec7 th\u1ed1ng air-gap c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng ngay c\u1ea3 khi m\u1ea5t internet ho\u1eb7c b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng v\u00ec n\u00f3 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o k\u1ebft n\u1ed1i b\u00ean ngo\u00e0i.<\/p>\n<\/li>\n

    4. \n

      Ki\u1ec3m so\u00e1t v\u1eadt l\u00fd<\/strong>: V\u00ec khe h\u1edf kh\u00f4ng kh\u00ed y\u00eau c\u1ea7u t\u00e1ch bi\u1ec7t v\u1ec1 m\u1eb7t v\u1eadt l\u00fd n\u00ean n\u00f3 cung c\u1ea5p cho qu\u1ea3n tr\u1ecb vi\u00ean quy\u1ec1n ki\u1ec3m so\u00e1t tr\u1ef1c ti\u1ebfp c\u00e1c bi\u1ec7n ph\u00e1p an ninh.<\/p>\n<\/li>\n<\/ol>\n

      C\u00e1c lo\u1ea1i khe h\u1edf kh\u00f4ng kh\u00ed<\/h2>\n\n\n\n\n\n\n\n\n\n
      Ki\u1ec3u<\/strong><\/th>\nS\u1ef1 mi\u00eau t\u1ea3<\/strong><\/th>\n<\/tr>\n<\/thead>\n
      Khe h\u1edf kh\u00f4ng kh\u00ed \u0111\u1ea7y \u0111\u1ee7<\/strong><\/td>\nHo\u00e0n to\u00e0n t\u00e1ch bi\u1ec7t v\u1eadt l\u00fd gi\u1eefa c\u00e1c m\u1ea1ng, \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i n\u00e0o t\u1ed3n t\u1ea1i.<\/td>\n<\/tr>\n
      Khe h\u1edf kh\u00f4ng kh\u00ed m\u1ed9t ph\u1ea7n<\/strong><\/td>\nM\u1ed9t s\u1ed1 k\u00eanh li\u00ean l\u1ea1c c\u00f2n t\u1ed3n t\u1ea1i, \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u00e0 gi\u00e1m s\u00e1t ch\u1eb7t ch\u1ebd.<\/td>\n<\/tr>\n
      Kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed \u1ea3o<\/strong><\/td>\nS\u1ef1 c\u00e1ch ly m\u00f4 ph\u1ecfng \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua \u1ea3o h\u00f3a v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp nghi\u00eam ng\u1eb7t.<\/td>\n<\/tr>\n
      Kho\u1ea3ng tr\u1ed1ng ph\u1ea7n c\u1ee9ng<\/strong><\/td>\nS\u1ef1 ng\u1eaft k\u1ebft n\u1ed1i v\u1eadt l\u00fd \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng nh\u01b0 \u0111i\u1ed1t d\u1eef li\u1ec7u.<\/td>\n<\/tr>\n
      Kho\u1ea3ng tr\u1ed1ng ph\u1ea7n m\u1ec1m<\/strong><\/td>\nS\u1ef1 c\u00f4 l\u1eadp \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua c\u1ea5u h\u00ecnh ph\u1ea7n m\u1ec1m v\u00e0 h\u1ea1n ch\u1ebf truy c\u1eadp.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      C\u00e1ch s\u1eed d\u1ee5ng Air Gap, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n

      C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng Air Gap:<\/strong><\/p>\n

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      1. B\u1ea3o v\u1ec7 th\u00f4ng tin m\u1eadt c\u1ee7a ch\u00ednh ph\u1ee7 ho\u1eb7c qu\u00e2n \u0111\u1ed9i.<\/li>\n
      2. \u0110\u1ea3m b\u1ea3o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u00e0 m\u00e1y \u0111i\u1ec7n v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p.<\/li>\n
      3. B\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng t\u00e0i ch\u00ednh v\u00e0 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u1ee7a c\u00f4ng ty.<\/li>\n
      4. B\u1ea3o v\u1ec7 s\u1edf h\u1eefu tr\u00ed tu\u1ec7 v\u00e0 b\u00ed m\u1eadt th\u01b0\u01a1ng m\u1ea1i.<\/li>\n<\/ol>\n

        Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p:<\/strong><\/p>\n

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        1. \n

          Truy\u1ec1n d\u1eef li\u1ec7u<\/strong>: Vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u v\u00e0o v\u00e0 ra kh\u1ecfi h\u1ec7 th\u1ed1ng air-gapped c\u00f3 th\u1ec3 r\u1ea5t ph\u1ee9c t\u1ea1p. C\u00e1c gi\u1ea3i ph\u00e1p bao g\u1ed3m \u0111i\u1ed1t d\u1eef li\u1ec7u chuy\u00ean d\u1ee5ng v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u th\u1ee7 c\u00f4ng an to\u00e0n.<\/p>\n<\/li>\n

        2. \n

          Tuy\u00ean truy\u1ec1n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i<\/strong>: M\u1eb7c d\u00f9 c\u00e1c h\u1ec7 th\u1ed1ng air-gap \u00edt d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng h\u01a1n nh\u01b0ng ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u1eabn c\u00f3 th\u1ec3 l\u00e2y lan qua ph\u01b0\u01a1ng ti\u1ec7n l\u01b0u \u0111\u1ed9ng b\u1ecb nhi\u1ec5m. C\u00e1c gi\u1ea3i ph\u00e1p bao g\u1ed3m c\u00e1c giao th\u1ee9c c\u00e1ch ly v\u00e0 qu\u00e9t ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng nghi\u00eam ng\u1eb7t.<\/p>\n<\/li>\n

        3. \n

          T\u1ea5n c\u00f4ng v\u1eadt l\u00fd<\/strong>: K\u1ebb th\u00f9 c\u00f3 quy\u1ec1n truy c\u1eadp v\u1eadt l\u00fd v\u00e0o h\u1ec7 th\u1ed1ng b\u1ecb c\u00f4 l\u1eadp c\u00f3 th\u1ec3 c\u1ed1 g\u1eafng gi\u1ea3 m\u1ea1o. C\u00e1c gi\u1ea3i ph\u00e1p bao g\u1ed3m c\u00e1c bi\u1ec7n ph\u00e1p an ninh v\u1eadt l\u00fd v\u00e0 gi\u00e1m s\u00e1t.<\/p>\n<\/li>\n<\/ol>\n

          C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n\n\n\n\n\n\n\n\n
          \u0111\u1eb7c tr\u01b0ng<\/strong><\/th>\nL\u1ed7 h\u1ed5ng kh\u00f4ng kh\u00ed<\/strong><\/th>\nB\u1ee9c t\u01b0\u1eddng l\u1eeda<\/strong><\/th>\nM\u1ea1ng ri\u00eang \u1ea3o (VPN)<\/strong><\/th>\n<\/tr>\n<\/thead>\n
          S\u1ef1 c\u00e1ch ly<\/strong><\/td>\nS\u1ef1 t\u00e1ch bi\u1ec7t v\u1eadt l\u00fd<\/td>\nPh\u00e2n t\u00e1ch logic<\/td>\n\u0110\u01b0\u1eddng h\u1ea7m \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a qua internet<\/td>\n<\/tr>\n
          S\u1ef1 li\u00ean quan<\/strong><\/td>\nKh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i<\/td>\nK\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/td>\n\u0110\u00e3 k\u1ebft n\u1ed1i qua internet<\/td>\n<\/tr>\n
          B\u1ea3o v\u1ec7<\/strong><\/td>\nB\u1ea3o m\u1eadt cao<\/td>\nCung c\u1ea5p b\u1ea3o m\u1eadt<\/td>\nD\u1ef1a v\u00e0o m\u00e3 h\u00f3a v\u00e0 giao th\u1ee9c<\/td>\n<\/tr>\n
          C\u00e1ch s\u1eed d\u1ee5ng<\/strong><\/td>\nB\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m<\/td>\nChu vi m\u1ea1ng<\/td>\nTruy c\u1eadp t\u1eeb xa an to\u00e0n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn Air Gap<\/h2>\n

          Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, nh\u1eefng th\u00e1ch th\u1ee9c trong vi\u1ec7c duy tr\u00ec m\u00f4i tr\u01b0\u1eddng an to\u00e0n c\u0169ng t\u0103ng theo. M\u1ed9t s\u1ed1 ph\u00e1t tri\u1ec3n ti\u1ec1m n\u0103ng trong t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn khe h\u1edf kh\u00f4ng kh\u00ed bao g\u1ed3m:<\/p>\n

            \n
          1. \n

            Kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed l\u01b0\u1ee3ng t\u1eed<\/strong>: Kh\u00e1m ph\u00e1 vi\u1ec7c s\u1eed d\u1ee5ng ph\u00e2n ph\u1ed1i kh\u00f3a l\u01b0\u1ee3ng t\u1eed (QKD) \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng m\u00e3 h\u00f3a v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u an to\u00e0n trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 air-gapped.<\/p>\n<\/li>\n

          2. \n

            Kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed trong IoT<\/strong>: Tri\u1ec3n khai c\u00e1c nguy\u00ean t\u1eafc air-gap trong c\u00e1c thi\u1ebft b\u1ecb Internet of Things (IoT) \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quan tr\u1ecdng v\u00e0 m\u1ea1ng th\u00f4ng minh.<\/p>\n<\/li>\n

          3. \n

            Kho\u1ea3ng c\u00e1ch sinh tr\u1eafc h\u1ecdc<\/strong>: Gi\u1edbi thi\u1ec7u x\u00e1c th\u1ef1c sinh tr\u1eafc h\u1ecdc \u0111\u1ec3 truy c\u1eadp v\u1eadt l\u00fd v\u00e0o c\u00e1c h\u1ec7 th\u1ed1ng air-gapped, b\u1ed5 sung th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt.<\/p>\n<\/li>\n<\/ol>\n

            C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi Air Gap<\/h2>\n

            M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng c\u00f9ng v\u1edbi b\u1ea3o m\u1eadt air-gap:<\/p>\n

              \n
            1. \n

              B\u1ea3o m\u1eadt n\u00e2ng cao<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung, l\u1ecdc v\u00e0 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i ti\u1ec1m \u1ea9n tr\u01b0\u1edbc khi n\u00f3 \u0111\u1ebfn h\u1ec7 th\u1ed1ng air-gapped.<\/p>\n<\/li>\n

            2. \n

              Proxy \u0111i\u1ed1t d\u1eef li\u1ec7u<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 \u0111i\u1ed1t d\u1eef li\u1ec7u, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n li\u00ean l\u1ea1c m\u1ed9t chi\u1ec1u gi\u1eefa h\u1ec7 th\u1ed1ng air-gapped v\u00e0 m\u1ea1ng b\u00ean ngo\u00e0i.<\/p>\n<\/li>\n

            3. \n

              C\u1eadp nh\u1eadt ngo\u1ea1i tuy\u1ebfn<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n c\u00e1c b\u1ea3n c\u1eadp nh\u1eadt v\u00e0 b\u1ea3n v\u00e1 sang h\u1ec7 th\u1ed1ng air-gapped, \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng n\u00e0y lu\u00f4n c\u1eadp nh\u1eadt m\u00e0 kh\u00f4ng c\u1ea7n truy c\u1eadp internet tr\u1ef1c ti\u1ebfp.<\/p>\n<\/li>\n<\/ol>\n

              Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n

              \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 airgap v\u00e0 c\u00e1c ch\u1ee7 \u0111\u1ec1 b\u1ea3o m\u1eadt li\u00ean quan, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n

                \n
              1. \u1ea4n b\u1ea3n \u0111\u1eb7c bi\u1ec7t 800-33 c\u1ee7a NIST: H\u01b0\u1edbng d\u1eabn v\u1ec1 an ninh m\u1ea1ng cho c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ed1i m\u1eb7t c\u00f4ng c\u1ed9ng<\/a><\/li>\n
              2. Vi\u1ec7n SANS: Ph\u00f2ng th\u1ee7 kho\u1ea3ng tr\u1ed1ng tr\u00ean kh\u00f4ng<\/a><\/li>\n
              3. TechTarget: \u0110\u1ecbnh ngh\u0129a kho\u1ea3ng c\u00e1ch kh\u00f4ng kh\u00ed<\/a><\/li>\n<\/ol>\n

                T\u00f3m l\u1ea1i, khe h\u1edf kh\u00f4ng kh\u00ed v\u1eabn l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng quan tr\u1ecdng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda t\u1eeb b\u00ean ngo\u00e0i. B\u1eb1ng c\u00e1ch hi\u1ec3u l\u1ecbch s\u1eed, c\u1ea5u tr\u00fac, lo\u1ea1i h\u00ecnh v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n ti\u1ec1m n\u0103ng trong t\u01b0\u01a1ng lai, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1ed1t h\u01a1n c\u00e1c gi\u1ea3i ph\u00e1p air-gap k\u1ebft h\u1ee3p v\u1edbi m\u00e1y ch\u1ee7 proxy \u0111\u1ec3 thi\u1ebft l\u1eadp c\u00e1c chi\u1ebfn l\u01b0\u1ee3c an ninh m\u1ea1ng m\u1ea1nh m\u1ebd.<\/p>","protected":false},"featured_media":467515,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-475833","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about Air Gap: A Comprehensive Guide<\/mark>","faq_items":[{"question":"What is Air Gap and how does it work?","answer":"

                Air Gap is a security measure that physically isolates sensitive systems or networks from untrusted external networks. It creates a physical barrier to prevent unauthorized access and data breaches. The isolated system remains offline, reducing the risk of cyber-attacks and ensuring data protection.<\/p>"},{"question":"How did the concept of Air Gap originate?","answer":"

                The concept of Air Gap can be traced back to the 1960s and 1970s when researchers and engineers sought ways to safeguard sensitive data in large mainframe computers. Early military and government systems utilized physical separation to protect classified information, leading to the development of the air gap concept.<\/p>"},{"question":"What are the key features of Air Gap?","answer":"

                The key features of Air Gap include high security, data protection, offline functionality, and physical control. By reducing the attack surface and limiting connections, it provides robust protection for critical assets.<\/p>"},{"question":"What are the types of Air Gap?","answer":"

                Air Gap can be classified into Full Air Gap (complete physical separation), Partial Air Gap (limited communication channels), Virtual Air Gap (emulated isolation through virtualization), Hardware Air Gap (disconnection using hardware devices), and Software Air Gap (isolation through software configurations).<\/p>"},{"question":"How can Air Gap be used, and what are the challenges?","answer":"

                Air Gap is used to protect classified government data, secure critical infrastructure, safeguard financial systems, and shield intellectual property. Challenges include data transfer difficulties, malware propagation through removable media, and potential physical attacks. Solutions involve dedicated data diodes, media scanning, and physical security measures.<\/p>"},{"question":"How does Air Gap compare to other security measures?","answer":"

                Compared to Firewalls and Virtual Private Networks (VPNs), Air Gap offers physical separation, while firewalls provide logical separation, and VPNs rely on encrypted tunnels over the internet. Each serves different security purposes and can be used in combination for enhanced protection.<\/p>"},{"question":"What are the future perspectives of Air Gap?","answer":"

                The future of Air Gap includes exploring Quantum Air Gap with quantum key distribution, implementing Air Gap principles in IoT devices, and introducing biometric authentication for physical access. These advancements aim to enhance encryption and security in evolving technology landscapes.<\/p>"},{"question":"How do proxy servers relate to Air Gap?","answer":"

                Proxy servers complement Air Gap by providing an additional security layer, acting as data diodes, and facilitating offline updates. They enhance overall security when used in conjunction with Air Gap measures.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/475833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/475833\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/467515"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=475833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}