{"id":7380,"date":"2023-08-03T14:07:39","date_gmt":"2023-08-03T07:07:39","guid":{"rendered":"https:\/\/vacif.com\/?p=7380"},"modified":"2024-06-24T04:02:15","modified_gmt":"2024-06-24T04:02:15","slug":"tan-cong-phishing-cac-kieu-tan-cong-lua-dao-pho-bien","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/tan-cong-phishing-cac-kieu-tan-cong-lua-dao-pho-bien\/","title":{"rendered":"T\u1ea4N C\u00d4NG PHISHING: C\u00c1C KI\u1ec2U T\u1ea4N C\u00d4NG L\u1eeaA \u0110\u1ea2O PH\u1ed4 BI\u1ebeN"},"content":{"rendered":"\n

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

T\u1ea5n c\u00f4ng phishing l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng nguy hi\u1ec3m nh\u1ea5t trong th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay. Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng tinh vi s\u1eed d\u1ee5ng c\u00e1c chi\u00eau th\u1ee9c m\u00e1nh kh\u00f3e tinh vi \u0111\u1ec3 gi\u1ea3 m\u1ea1o v\u00e0 l\u1eeba \u0111\u1ea3o ng\u01b0\u1eddi d\u00f9ng, trong \u0111\u00f3 c\u00f3 c\u1ea3 doanh nghi\u1ec7p, v\u1edbi m\u1ee5c ti\u00eau chi\u1ebfm \u0111o\u1ea1t th\u00f4ng tin nh\u1ea1y c\u1ea3m v\u00e0 d\u1eef li\u1ec7u quan tr\u1ecdng. \u0110\u1ed1i v\u1edbi doanh nghi\u1ec7p, t\u1ea5n c\u00f4ng phishing c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng, g\u00e2y thi\u1ec7t h\u1ea1i v\u1ec1 t\u00e0i ch\u00ednh, danh ti\u1ebfng v\u00e0 s\u1ef1 tin t\u01b0\u1edfng t\u1eeb kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n

Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 t\u1ea5n c\u00f4ng phishing, c\u00e1ch nh\u1eadn bi\u1ebft c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y v\u00e0 nh\u1eefng bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 doanh nghi\u1ec7p kh\u1ecfi l\u1eeba \u0111\u1ea3o.<\/p>\n\n\n\n

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

I. Phishing l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n

II. T\u1ea1i sao c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Phishing l\u1ea1i nguy hi\u1ec3m?<\/strong><\/p>\n\n\n\n

III. C\u00e1c ki\u1ec3u t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o ph\u1ed5 bi\u1ebfn<\/strong><\/p>\n\n\n\n

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

I. Phishing l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n

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

1. Hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0o v\u1ec1 ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o <\/strong><\/p>\n\n\n\n

Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1ee3i d\u1ee5ng \u0111\u00f3 c\u0169ng ti\u1ebfn h\u00f3a theo. M\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3 l\u00e0 l\u1eeba \u0111\u1ea3o th\u00f4ng qua th\u1ee7 \u0111o\u1ea1n phishing, g\u00e2y h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng cho c\u1ea3 c\u00e1 nh\u00e2n v\u00e0 t\u1ed5 ch\u1ee9c. Trong m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng phishing, k\u1ebb th\u1ef1c hi\u1ec7n l\u1eeba m\u1ee5c ti\u00eau m\u00e0 kh\u00f4ng h\u1ec1 nghi ng\u1edd, b\u1eb1ng c\u00e1ch d\u1ee5 d\u1ed7 \u0111\u1ec3 ti\u1ebft l\u1ed9 th\u00f4ng tin nh\u1ea1y c\u1ea3m nh\u01b0 t\u00ean ng\u01b0\u1eddi d\u00f9ng, m\u1eadt kh\u1ea9u v\u00e0 chi ti\u1ebft t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng. C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng phishing c\u00f3 nhi\u1ec1u h\u00ecnh th\u1ee9c, bao g\u1ed3m spear phishing, smishing, vishing v\u00e0 whaling. X\u00e1c \u0111\u1ecbnh v\u00e0 tr\u00e1nh nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n

2. Phishing l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n

Phishing (c\u00f2n \u0111\u01b0\u1ee3c vi\u1ebft l\u00e0 “phishing”) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt l\u1eeba \u0111\u1ea3o tr\u1ef1c tuy\u1ebfn ph\u1ed5 bi\u1ebfn, trong \u0111\u00f3 k\u1ebb t\u1ea5n c\u00f4ng gi\u1ea3 m\u1ea1o m\u1ed9t trang web, email ho\u1eb7c th\u00f4ng \u0111i\u1ec7p kh\u00e1c m\u00e0 h\u1ecd t\u1ecf ra nh\u01b0 l\u00e0 m\u1ed9t ngu\u1ed3n tin c\u1eady v\u00e0 \u0111\u00e1ng tin c\u1eady. M\u1ee5c ti\u00eau c\u1ee7a k\u1ef9 thu\u1eadt n\u00e0y l\u00e0 l\u1eeba ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 cung c\u1ea5p th\u00f4ng tin c\u00e1 nh\u00e2n nh\u1ea1y c\u1ea3m, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00ean \u0111\u0103ng nh\u1eadp, m\u1eadt kh\u1ea9u, th\u00f4ng tin th\u1ebb t\u00edn d\u1ee5ng ho\u1eb7c th\u00f4ng tin t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng.<\/p>\n\n\n\n

Phishing th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua email gi\u1ea3 m\u1ea1o ho\u1eb7c trang web gi\u1ea3 m\u1ea1o. Email gi\u1ea3 m\u1ea1o th\u01b0\u1eddng c\u00f3 giao di\u1ec7n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c t\u1ed5 ch\u1ee9c, d\u1ecbch v\u1ee5 ho\u1eb7c ng\u00e2n h\u00e0ng m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u0111ang tin t\u01b0\u1edfng. Trang web gi\u1ea3 m\u1ea1o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 tr\u00f4ng gi\u1ed1ng h\u1ec7 th\u1ed1ng \u0111\u0103ng nh\u1eadp th\u1eadt c\u1ee7a ng\u00e2n h\u00e0ng ho\u1eb7c trang web \u0111\u00f3, nh\u01b0ng th\u1ef1c t\u1ebf l\u00e0 n\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t trang web gi\u1ea3 t\u1ea1o v\u1edbi m\u1ee5c \u0111\u00edch l\u1eeba \u0111\u1ea3o.<\/p>\n\n\n\n

M\u1ed9t khi ng\u01b0\u1eddi d\u00f9ng cung c\u1ea5p th\u00f4ng tin c\u00e1 nh\u00e2n cho k\u1ebb t\u1ea5n c\u00f4ng th\u00f4ng qua email gi\u1ea3 m\u1ea1o ho\u1eb7c trang web gi\u1ea3 m\u1ea1o, t\u1ed9i ph\u1ea1m c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u00f4ng tin n\u00e0y \u0111\u1ec3 truy c\u1eadp v\u00e0o c\u00e1c t\u00e0i kho\u1ea3n tr\u1ef1c tuy\u1ebfn, \u0111\u00e1nh c\u1eafp ti\u1ec1n ho\u1eb7c ti\u1ebfp t\u1ee5c th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng l\u1eeba \u0111\u1ea3o kh\u00e1c.<\/p>\n\n\n\n

II. T\u1ea1i sao c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Phishing l\u1ea1i nguy hi\u1ec3m?<\/strong><\/p>\n\n\n

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

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng phishing nguy hi\u1ec3m v\u00ec ch\u00fang l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c t\u1ea5n c\u00f4ng tr\u1ef1c tuy\u1ebfn ph\u1ed5 bi\u1ebfn nh\u1eb1m l\u1eeba \u0111\u1ea3o v\u00e0 chi\u1ebfm \u0111o\u1ea1t th\u00f4ng tin quan tr\u1ecdng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c nguy c\u01a1 ch\u00ednh c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng phishing:<\/strong><\/p>\n\n\n\n

    \n
  • Chi\u1ebfm \u0111o\u1ea1t th\u00f4ng tin c\u00e1 nh\u00e2n:<\/strong> Phishing th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c email, trang web gi\u1ea3 m\u1ea1o ho\u1eb7c th\u00f4ng \u0111i\u1ec7p gi\u1ea3 m\u1ea1o \u0111\u1ec3 thu th\u1eadp th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng nh\u01b0 t\u00ean \u0111\u0103ng nh\u1eadp, m\u1eadt kh\u1ea9u, s\u1ed1 th\u1ebb t\u00edn d\u1ee5ng v\u00e0 th\u00f4ng tin nh\u1ea1y c\u1ea3m kh\u00e1c. Nh\u1eefng th\u00f4ng tin n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u00e1 nh\u00e2n, g\u00e2y thi\u1ec7t h\u1ea1i t\u00e0i ch\u00ednh v\u00e0 danh ti\u1ebfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li>\n\n\n\n
  • R\u00f2 r\u1ec9 th\u00f4ng tin doanh nghi\u1ec7p:<\/strong> Khi k\u1ebb t\u1ea5n c\u00f4ng ph\u00e1 \u0111\u01b0\u1ee3c c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt c\u1ee7a m\u1ed9t c\u00f4ng ty ho\u1eb7c t\u1ed5 ch\u1ee9c, h\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng phishing \u0111\u1ec3 l\u1eeba \u0111\u1ea3o nh\u00e2n vi\u00ean v\u00e0o ti\u1ebft l\u1ed9 th\u00f4ng tin quan tr\u1ecdng c\u1ee7a c\u00f4ng ty, v\u00ed d\u1ee5 nh\u01b0 th\u00f4ng tin t\u00e0i ch\u00ednh, d\u1ef1 \u00e1n v\u00e0 k\u1ebf ho\u1ea1ch chi\u1ebfn l\u01b0\u1ee3c. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra thi\u1ec7t h\u1ea1i l\u1edbn cho doanh nghi\u1ec7p v\u00e0 c\u1ea1nh tranh.<\/li>\n\n\n\n
  • Ph\u00e1 h\u1ee7y danh ti\u1ebfng: <\/strong>N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng th\u00e0nh c\u00f4ng trong vi\u1ec7c l\u1eeba \u0111\u1ea3o ng\u01b0\u1eddi d\u00f9ng v\u00e0 s\u1eed d\u1ee5ng th\u00f4ng tin nh\u1ea1y c\u1ea3m \u0111\u1ec3 t\u1ea1o ra c\u00e1c ho\u1ea1t \u0111\u1ed9ng l\u1eeba \u0111\u1ea3o ho\u1eb7c x\u00e2m nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, danh ti\u1ebfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3 m\u1ea1o \u0111\u1ec3 th\u1ef1c hi\u1ec7n h\u00e0nh vi sai tr\u00e1i.<\/li>\n\n\n\n
  • L\u00e2y nhi\u1ec5m malware v\u00e0 ransomware:<\/strong> M\u1ed9t s\u1ed1 cu\u1ed9c t\u1ea5n c\u00f4ng phishing \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u1eeba ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft hay t\u1ea3i xu\u1ed1ng t\u1eadp tin \u0111\u1ed9c h\u1ea1i, nh\u01b0 malware ho\u1eb7c ransomware. Khi m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng b\u1ecb nhi\u1ec5m ph\u1ea3i lo\u1ea1i m\u00e3 \u0111\u1ed9c n\u00e0y, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t m\u00e1y t\u00ednh, m\u00e3 h\u00f3a c\u00e1c t\u1eadp tin v\u00e0 y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c \u0111\u1ec3 gi\u1ea3i m\u00e3, g\u00e2y ra t\u1ed5n th\u1ea5t t\u00e0i ch\u00ednh v\u00e0 m\u1ea5t d\u1eef li\u1ec7u quan tr\u1ecdng.<\/li>\n\n\n\n
  • L\u00e2y lan th\u00f4ng tin gi\u1ea3 m\u1ea1o:<\/strong> Phishing c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lan truy\u1ec1n th\u00f4ng tin gi\u1ea3 m\u1ea1o v\u00e0 tin t\u1ee9c sai l\u1ec7ch, l\u00e0m r\u1ed1i lo\u1ea1n t\u00e2m tr\u00ed ng\u01b0\u1eddi d\u00f9ng v\u00e0 g\u00e2y ra s\u1ef1 hoang mang trong c\u1ed9ng \u0111\u1ed3ng.<\/li>\n<\/ul>\n\n\n\n

    Nh\u01b0 v\u1eady, \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n v\u00e0 doanh nghi\u1ec7p kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng phishing, ng\u01b0\u1eddi d\u00f9ng n\u00ean lu\u00f4n c\u1ea3nh gi\u00e1c khi nh\u1eadn th\u00f4ng \u0111i\u1ec7p kh\u00f4ng x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c ho\u1eb7c y\u00eau c\u1ea7u cung c\u1ea5p th\u00f4ng tin nh\u1ea1y c\u1ea3m. N\u00ean lu\u00f4n ki\u1ec3m tra URL tr\u01b0\u1edbc khi truy c\u1eadp v\u00e0o trang web v\u00e0 kh\u00f4ng bao gi\u1edd cung c\u1ea5p th\u00f4ng tin c\u00e1 nh\u00e2n hay \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n t\u1eeb c\u00e1c li\u00ean k\u1ebft \u0111\u01b0\u1ee3c g\u1eedi qua email ho\u1eb7c th\u00f4ng \u0111i\u1ec7p kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c.<\/p>\n\n\n\n

    III. C\u00e1c ki\u1ec3u t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o ph\u1ed5 bi\u1ebfn<\/strong><\/p>\n\n\n\n

    Trong b\u1ed1i c\u1ea3nh m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n tr\u00ean internet c\u00e0ng ng\u00e0y c\u00e0ng ph\u1ee9c t\u1ea1p, vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 nh\u1eefng lo\u1ea1i t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o (phishing) kh\u00e1c nhau, c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y h\u1ea1i cho c\u00e1 nh\u00e2n v\u00e0 t\u1ed5 ch\u1ee9c, tr\u1edf th\u00e0nh m\u1ed9t y\u1ebfu t\u1ed1 c\u1ea7n thi\u1ebft. T\u1eeb \u0111\u00f3, ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u1ec1 xu\u1ea5t nh\u1eefng bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba th\u00edch h\u1ee3p. B\u1eb1ng c\u00e1ch l\u00e0m ch\u1ee7 nh\u1eefng k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng n\u00e0y v\u00e0 tri\u1ec3n khai c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba hi\u1ec7u qu\u1ea3, c\u00e1 nh\u00e2n v\u00e0 t\u1ed5 ch\u1ee9c s\u1ebd b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n m\u00ecnh t\u1ed1t h\u01a1n tr\u01b0\u1edbc nh\u1eefng m\u1ed1i \u0111e d\u1ecda n\u00e0y.<\/p>\n\n\n\n

    1. Email Phishing<\/strong><\/p>\n\n\n

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

    Email l\u1eeba \u0111\u1ea3o (phishing) l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng m\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t ng\u00e0y nay, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 c\u00e1 nh\u00e2n l\u1eabn t\u1ed5 ch\u1ee9c. K\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng c\u00e1c email gi\u1ea3 m\u1ea1o \u0111\u1ec3 \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi nh\u1eadn, l\u00e0m cho h\u1ecd ti\u1ebft l\u1ed9 th\u00f4ng tin m\u1eadt ho\u1eb7c b\u1ea5m v\u00e0o c\u00e1c li\u00ean k\u1ebft \u0111\u1ed9c h\u1ea1i. \u0110i\u1ec1u \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 nh\u1eefng email l\u1eeba \u0111\u1ea3o n\u00e0y th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n v\u1edbi v\u1ebb b\u1ec1 ngo\u00e0i gi\u1ed1ng nh\u01b0 t\u1eeb c\u00e1c ngu\u1ed3n \u0111\u00e1ng tin c\u1eady nh\u01b0 ng\u00e2n h\u00e0ng ho\u1eb7c c\u01a1 quan ch\u00ednh ph\u1ee7, khi\u1ebfn ch\u00fang kh\u00f3 ph\u00e2n bi\u1ec7t v\u1edbi email th\u1eadt. Nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft trong email l\u1eeba \u0111\u1ea3o c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nhi\u1ec1u h\u1eadu qu\u1ea3, bao g\u1ed3m c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi nh\u1eadn ho\u1eb7c \u0111i\u1ec1u h\u01b0\u1edbng h\u1ecd \u0111\u1ebfn c\u00e1c trang web gi\u1ea3 m\u1ea1o \u0111\u1ec3 l\u1ea5y c\u1eafp th\u00f4ng tin \u0111\u0103ng nh\u1eadp. \u0110\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi email l\u1eeba \u0111\u1ea3o, vi\u1ec7c x\u00e1c minh \u0111\u1ecba ch\u1ec9 email c\u1ee7a ng\u01b0\u1eddi g\u1eedi v\u00e0 h\u1ea1n ch\u1ebf nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft ho\u1eb7c t\u1ea3i t\u1ec7p \u0111\u00ednh k\u00e8m t\u1eeb ngu\u1ed3n kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c l\u00e0 \u0111i\u1ec1u v\u00f4 c\u00f9ng quan tr\u1ecdng. Ngo\u00e0i ra, t\u1ed5 ch\u1ee9c n\u00ean c\u00e2n nh\u1eafc tri\u1ec3n khai c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e0o t\u1ea1o an ninh m\u1ea1ng cho nh\u00e2n vi\u00ean v\u1ec1 c\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 tr\u00e1nh c\u00e1c h\u00ecnh th\u1ee9c l\u1eeba \u0111\u1ea3o n\u00e0y.<\/p>\n\n\n\n

    2. Spear Phishing<\/strong><\/p>\n\n\n

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

    Spear phishing l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c l\u1eeba \u0111\u1ea3o d\u1ea1ng c\u1ea5p cao, kh\u00f3 ph\u00e1t hi\u1ec7n. K\u1ebb t\u1ea5n c\u00f4ng d\u00e0nh th\u1eddi gian nghi\u00ean c\u1ee9u th\u00f4ng tin v\u1ec1 m\u1ee5c ti\u00eau, bao g\u1ed3m s\u1edf th\u00edch c\u00e1 nh\u00e2n, chuy\u00ean nghi\u1ec7p, ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn v\u00e0 nhi\u1ec7m v\u1ee5 c\u00f4ng vi\u1ec7c. Th\u00f4ng tin n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra nh\u1eefng tin nh\u1eafn \u0111\u1ed9c \u0111\u00e1o v\u00e0 thuy\u1ebft ph\u1ee5c, gi\u1ea3 m\u1ea1o nh\u01b0 t\u1eeb c\u00e1c ngu\u1ed3n \u0111\u00e1ng tin c\u1eady. Nh\u1eefng tin nh\u1eafn n\u00e0y th\u01b0\u1eddng ch\u1ee9a y\u00eau c\u1ea7u g\u1ea5p g\u00e1p v\u1ec1 th\u00f4ng tin nh\u1ea1y c\u1ea3m ho\u1eb7c li\u00ean k\u1ebft d\u1eabn \u0111\u1ebfn c\u00e1c trang web gi\u1ea3 m\u1ea1o, nh\u1eb1m m\u1ee5c \u0111\u00edch ch\u00ednh l\u00e0 l\u1ea5y c\u1eafp th\u00f4ng tin \u0111\u0103ng nh\u1eadp.<\/p>\n\n\n\n

    3. Clone Phishing<\/strong><\/p>\n\n\n

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

    M\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt t\u1ea5n c\u00f4ng gi\u1ea3 m\u1ea1o nguy hi\u1ec3m m\u00e0 c\u00e1c k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng l\u00e0 clone phishing. Trong h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng n\u00e0y, c\u00e1c hacker t\u1ea1o b\u1ea3n sao gi\u1ed1ng h\u1ec7t m\u1ed9t email h\u1ee3p l\u1ec7 v\u00e0 ch\u1ec9nh s\u1eeda n\u00f3 \u0111\u1ec3 ch\u00e8n c\u00e1c li\u00ean k\u1ebft ho\u1eb7c t\u1ec7p \u0111\u00ednh k\u00e8m \u0111\u1ed9c h\u1ea1i. Clone phishing r\u1ea5t kh\u00f3 ph\u00e1t hi\u1ec7n b\u1edfi v\u00ec email n\u00e0y c\u00f3 v\u1ebb ch\u00e2n th\u1ef1c khi b\u1ea1n nh\u00ecn v\u00e0o l\u1ea7n \u0111\u1ea7u ti\u00ean. K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 thu th\u1eadp th\u00f4ng tin c\u00e1 nh\u00e2n v\u1ec1 m\u1ee5c ti\u00eau c\u1ee7a h\u1ecd th\u00f4ng qua c\u00e1c k\u1ef9 thu\u1eadt x\u00e2m nh\u1eadp t\u00e2m l\u00fd \u0111\u1ec3 l\u00e0m cho email tr\u1edf n\u00ean thuy\u1ebft ph\u1ee5c h\u01a1n. \u0110\u1ec3 b\u1ea3o v\u1ec7 an to\u00e0n, vi\u1ec7c xem x\u00e9t k\u1ef9 c\u00e1c email, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng email y\u00eau c\u1ea7u d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m ho\u1eb7c ch\u1ee9a li\u00ean k\u1ebft ho\u1eb7c t\u1ec7p \u0111\u00ednh k\u00e8m kh\u00f4ng \u0111\u01b0\u1ee3c mong \u0111\u1ee3i l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n\n\n\n

    4. Angler Phishing<\/strong><\/p>\n\n\n

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

    M\u1ea1ng x\u00e3 h\u1ed9i \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta, mang \u0111\u1ebfn m\u1ed9t n\u1ec1n t\u1ea3ng \u0111\u1ec3 k\u1ebft n\u1ed1i v\u00e0 giao ti\u1ebfp v\u1edbi m\u1ecdi ng\u01b0\u1eddi t\u1eeb kh\u1eafp n\u01a1i tr\u00ean th\u1ebf gi\u1edbi. Tuy nhi\u00ean, s\u1ef1 k\u1ebft n\u1ed1i gia t\u0103ng n\u00e0y c\u0169ng \u0111i k\u00e8m v\u1edbi nguy c\u01a1 t\u0103ng cao v\u1ec1 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o th\u00f4ng qua m\u1ea1ng x\u00e3 h\u1ed9i. Angler phishing l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o tinh vi, nh\u1eafm v\u00e0o ng\u01b0\u1eddi d\u00f9ng th\u00f4ng qua c\u00e1c n\u1ec1n t\u1ea3ng m\u1ea1ng x\u00e3 h\u1ed9i nh\u01b0 Facebook, LinkedIn ho\u1eb7c Twitter. K\u1ebb t\u1ea5n c\u00f4ng t\u1ea1o c\u00e1c h\u1ed3 s\u01a1 gi\u1ea3 m\u1ea1o tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i v\u00e0 s\u1eed d\u1ee5ng ch\u00fang \u0111\u1ec3 l\u1eeba ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft \u0111\u1ed9c h\u1ea1i ho\u1eb7c t\u1ea3i xu\u1ed1ng ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/p>\n\n\n\n

    <\/p>\n","protected":false},"excerpt":{"rendered":"

    T\u1ed5ng quan : T\u1ea5n c\u00f4ng phishing l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng nguy hi\u1ec3m nh\u1ea5t trong th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay. Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng tinh vi s\u1eed d\u1ee5ng c\u00e1c chi\u00eau th\u1ee9c m\u00e1nh kh\u00f3e tinh vi \u0111\u1ec3 gi\u1ea3 m\u1ea1o v\u00e0 l\u1eeba \u0111\u1ea3o ng\u01b0\u1eddi d\u00f9ng, trong \u0111\u00f3 c\u00f3 c\u1ea3 doanh nghi\u1ec7p, v\u1edbi […]<\/p>\n","protected":false},"author":11,"featured_media":7446,"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":[179,92,97,214],"class_list":["post-7380","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-endpoint","category-huong-dan-tai-lieu","category-bao-mat","tag-phishing","tag-ransomware","tag-sophos-endpoint","tag-tan-cong-lua-dao","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7380","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=7380"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7380\/revisions"}],"predecessor-version":[{"id":10157,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/7380\/revisions\/10157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/7446"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=7380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=7380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=7380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}