{"id":6801,"date":"2023-07-14T20:18:37","date_gmt":"2023-07-14T13:18:37","guid":{"rendered":"https:\/\/vacif.com\/?p=6801"},"modified":"2023-07-14T20:18:37","modified_gmt":"2023-07-14T13:18:37","slug":"top-5-cac-tinh-nang-can-co-cua-mot-phan-mem-antivirus","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/top-5-cac-tinh-nang-can-co-cua-mot-phan-mem-antivirus\/","title":{"rendered":"TOP 5 C\u00c1C T\u00cdNH N\u0102NG C\u1ea6N C\u00d3 C\u1ee6A M\u1ed8T PH\u1ea6N M\u1ec0M ANTIVIRUS."},"content":{"rendered":"\n

1.Ph\u1ea7n m\u1ec1m antivirus l\u00e0 g\u00ec ?<\/strong><\/p>\n\n\n\n

Ph\u1ea7n m\u1ec1m antivirus (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u1ea7n m\u1ec1m di\u1ec7t virus) l\u00e0 m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n, ng\u0103n ch\u1eb7n v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u1ea3o m\u1eadt t\u1eeb c\u00e1c lo\u1ea1i malware (ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i) nh\u01b0 virus, trojan, worm, spyware v\u00e0 c\u00e1c h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng kh\u00e1c.<\/p>\n\n\n\n

C\u00e1c ph\u1ea7n m\u1ec1m antivirus ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch qu\u00e9t v\u00e0 ph\u00e2n t\u00edch c\u00e1c t\u1ec7p tin, h\u1ec7 th\u1ed1ng ho\u1eb7c l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1eabu \u0111\u1ed9c h\u1ea1i \u0111\u00e3 bi\u1ebft ho\u1eb7c c\u00e1c h\u00e0nh vi \u0111\u00e1ng ng\u1edd. C\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd, ph\u00e2n t\u00edch h\u00e0nh vi, heuristics (ph\u00e2n t\u00edch t\u01b0\u01a1ng t\u1ef1) v\u00e0 machine learning (h\u1ecdc m\u00e1y) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u1ea3o m\u1eadt.<\/p>\n\n\n

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

Khi ph\u1ea7n m\u1ec1m antivirus ph\u00e1t hi\u1ec7n m\u1ed9t m\u1ed1i \u0111e d\u1ecda, n\u00f3 s\u1ebd th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng v\u00e0 cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn \u0111\u1ec3 x\u1eed l\u00fd n\u00f3, bao g\u1ed3m c\u00e1ch x\u00f3a, c\u00e1ch ti\u00eau di\u1ec7t ho\u1eb7c c\u00e1ch c\u00e1ch ly t\u1ec7p tin \u0111\u1ed9c h\u1ea1i. Ngo\u00e0i ra, ph\u1ea7n m\u1ec1m antivirus c\u0169ng cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung nh\u01b0 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t, t\u01b0\u1eddng l\u1eeda m\u1ea1ng v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o m\u1eadt kh\u00e1c \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda kh\u00e1c.<\/p>\n\n\n\n

2. T\u1ea7m quan tr\u1ecdng c\u1ee7a ph\u1ea7n m\u1ec1m antivirus<\/strong><\/p>\n\n\n\n

Ph\u1ea7n m\u1ec1m antivirus l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong b\u1ea3o m\u1eadt m\u00e1y t\u00ednh v\u00e0 m\u1ea1ng. N\u00f3 gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, ng\u0103n ch\u1eb7n t\u1ea5n c\u00f4ng m\u1ea1ng, theo d\u00f5i v\u00e0 ph\u00f2ng ng\u1eeba c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi v\u00e0 t\u0103ng c\u01b0\u1eddng an ninh m\u1ea1ng. Vi\u1ec7c c\u00e0i \u0111\u1eb7t v\u00e0 duy tr\u00ec m\u1ed9t ph\u1ea7n m\u1ec1m antivirus \u0111\u00e1ng tin c\u1eady l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh v\u00e0 th\u00f4ng tin c\u00e1 nh\u00e2n kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u1ef1c tuy\u1ebfn.<\/p>\n\n\n\n

C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c ph\u1ea7n m\u1ec1m antivirus:<\/strong><\/p>\n\n\n\n

Ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i: <\/strong>Ph\u1ea7n m\u1ec1m antivirus gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i nh\u01b0 virus, worm, trojan, ransomware v\u00e0 c\u00e1c lo\u1ea1i malware kh\u00e1c. N\u00f3 s\u1ebd qu\u00e9t v\u00e0 ph\u00e2n t\u00edch c\u00e1c t\u1ec7p tin, email, trang web v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c tr\u00ean h\u1ec7 th\u1ed1ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1ed1i \u0111e d\u1ecda v\u00e0 ng\u0103n ch\u1eb7n ch\u00fang tr\u01b0\u1edbc khi g\u00e2y h\u1ea1i cho m\u00e1y t\u00ednh v\u00e0 d\u1eef li\u1ec7u.<\/p>\n\n\n\n

B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u quan tr\u1ecdng:<\/strong> Ph\u1ea7n m\u1ec1m antivirus gi\u00fap b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u quan tr\u1ecdng tr\u00ean m\u00e1y t\u00ednh. Khi m\u1ed9t t\u1ec7p tin ho\u1eb7c email ch\u1ee9a ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n, ph\u1ea7n m\u1ec1m antivirus s\u1ebd ng\u0103n ch\u1eb7n vi\u1ec7c t\u1ea3i xu\u1ed1ng ho\u1eb7c th\u1ef1c thi t\u1ec7p tin \u0111\u00f3, gi\u1eef cho d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n an to\u00e0n v\u00e0 kh\u00f4ng b\u1ecb nhi\u1ec5m virus.<\/p>\n\n\n\n

Ng\u0103n ch\u1eb7n t\u1ea5n c\u00f4ng m\u1ea1ng:<\/strong> Ph\u1ea7n m\u1ec1m antivirus kh\u00f4ng ch\u1ec9 b\u1ea3o v\u1ec7 m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n kh\u1ecfi c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, m\u00e0 c\u00f2n gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c t\u1ea5n c\u00f4ng m\u1ea1ng nh\u01b0 t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (DoS), t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n (DDoS) v\u00e0 c\u00e1c h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng kh\u00e1c. N\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c g\u00f3i tin \u0111\u1ed9c h\u1ea1i ho\u1eb7c h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng an to\u00e0n.<\/p>\n\n\n\n

Theo d\u00f5i v\u00e0 ph\u00f2ng ng\u1eeba c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi:<\/strong> Ph\u1ea7n m\u1ec1m antivirus \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean v\u1edbi c\u00e1c \u0111\u1ecbnh ngh\u0129a m\u1edbi v\u1ec1 virus v\u00e0 malware \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi nh\u1ea5t. N\u00f3 theo d\u00f5i c\u00e1c xu h\u01b0\u1edbng v\u00e0 bi\u1ebfn th\u1ec3 c\u1ee7a ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u00e0 cung c\u1ea5p b\u1ea3o v\u1ec7 ti\u00ean ti\u1ebfn tr\u01b0\u1edbc c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi ra \u0111\u1eddi.<\/p>\n\n\n\n

T\u0103ng c\u01b0\u1eddng an ninh m\u1ea1ng: <\/strong>Ph\u1ea7n m\u1ec1m antivirus cung c\u1ea5p m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a b\u1ea1n. N\u00f3 gi\u00fap ng\u0103n ch\u1eb7n vi\u1ec7c l\u00e2y lan c\u1ee7a ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i trong m\u1ea1ng n\u1ed9i b\u1ed9 v\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 x\u00e2m nh\u1eadp v\u00e0 l\u1ee3i d\u1ee5ng c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt tr\u00ean h\u1ec7 th\u1ed1ng m\u1ea1ng.<\/p>\n\n\n\n

3. C\u00e1c t\u00ednh n\u0103ng m\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m antivirus c\u1ea7n c\u00f3.<\/strong><\/p>\n\n\n\n

3.1 Ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf m\u00e3 \u0111\u1ed9c<\/strong><\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 t\u00ednh n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a m\u1ed9t ph\u1ea7n m\u1ec1m antivirus. N\u00f3 s\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1ee9a c\u00e1c ch\u1eef k\u00fd v\u00e0 h\u00e0nh vi c\u1ee7a c\u00e1c m\u1eabu \u0111\u1ed9c h\u1ea1i \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c lo\u1ea1i m\u00e3 \u0111\u1ed9c nh\u01b0 virus, trojan, worm, ransomware, spyware v\u00e0 c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i kh\u00e1c. C\u00f4ng ngh\u1ec7 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf m\u00e3 \u0111\u1ed9c l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 quan tr\u1ecdng nh\u1ea5t trong ph\u1ea7n m\u1ec1m di\u1ec7t virus (Antivirus).<\/p>\n\n\n

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

C\u00f4ng ngh\u1ec7 ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf m\u00e3 \u0111\u1ed9c d\u1ef1a tr\u00ean:<\/strong><\/p>\n\n\n\n

C\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd: <\/strong>\u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c d\u1ef1a tr\u00ean c\u00e1c ch\u1eef k\u00fd \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn tr\u01b0\u1edbc \u0111\u00f3. M\u1ed7i m\u1eabu \u0111\u1ed9c h\u1ea1i c\u00f3 m\u1ed9t ch\u1eef k\u00fd \u0111\u1eb7c tr\u01b0ng, v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd ch\u1ee9a danh s\u00e1ch c\u00e1c ch\u1eef k\u00fd n\u00e0y. Khi ph\u1ea7n m\u1ec1m di\u1ec7t virus qu\u00e9t c\u00e1c t\u1ec7p tin ho\u1eb7c h\u1ec7 th\u1ed1ng, n\u00f3 so s\u00e1nh ch\u1eef k\u00fd c\u1ee7a c\u00e1c t\u1ec7p tin v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem ch\u00fang c\u00f3 kh\u1edbp v\u1edbi b\u1ea5t k\u1ef3 ch\u1eef k\u00fd \u0111\u1ed9c h\u1ea1i n\u00e0o hay kh\u00f4ng.<\/p>\n\n\n\n

Ph\u00e2n t\u00edch h\u00e0nh vi: <\/strong>C\u00f4ng ngh\u1ec7 n\u00e0y xem x\u00e9t c\u00e1c h\u00e0nh vi c\u1ee7a c\u00e1c t\u1ec7p tin ho\u1eb7c qu\u00e1 tr\u00ecnh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem ch\u00fang c\u00f3 h\u00e0nh vi \u0111\u00e1ng ng\u1edd c\u1ee7a m\u00e3 \u0111\u1ed9c hay kh\u00f4ng. Ph\u1ea7n m\u1ec1m di\u1ec7t virus s\u1ebd theo d\u00f5i c\u00e1c ho\u1ea1t \u0111\u1ed9ng nh\u01b0 thay \u0111\u1ed5i t\u1ec7p tin, g\u1eedi v\u00e0 nh\u1eadn d\u1eef li\u1ec7u qua m\u1ea1ng, th\u1ef1c hi\u1ec7n c\u00e1c thay \u0111\u1ed5i h\u1ec7 th\u1ed1ng, v.v. N\u1ebfu c\u00e1c h\u00e0nh vi n\u00e0y kh\u1edbp v\u1edbi c\u00e1c m\u1eabu h\u00e0nh vi \u0111\u1ed9c h\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc \u0111\u00f3, ph\u1ea7n m\u1ec1m s\u1ebd \u0111\u00e1nh d\u1ea5u ch\u00fang l\u00e0 \u0111\u1ed9c h\u1ea1i v\u00e0 ti\u1ebfn h\u00e0nh x\u1eed l\u00fd t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n

C\u01a1 ch\u1ebf heuristics:<\/strong> \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c m\u1edbi v\u00e0 ch\u01b0a bi\u1ebft tr\u01b0\u1edbc \u0111\u00f3. Thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd, c\u01a1 ch\u1ebf heuristics ph\u00e2n t\u00edch c\u00e1c thu\u1ed9c t\u00ednh v\u00e0 h\u00e0nh vi c\u1ee7a t\u1ec7p tin ho\u1eb7c qu\u00e1 tr\u00ecnh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem ch\u00fang c\u00f3 \u0111\u00e1ng ng\u1edd hay kh\u00f4ng. N\u00f3 s\u1eed d\u1ee5ng c\u00e1c quy t\u1eafc v\u00e0 thu\u1eadt to\u00e1n ph\u1ee9c t\u1ea1p \u0111\u1ec3 nh\u1eadn bi\u1ebft c\u00e1c m\u1eabu h\u00e0nh vi \u0111\u1ed9c h\u1ea1i ti\u1ec1m n\u0103ng.<\/p>\n\n\n\n

M\u00e1y h\u1ecdc v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o: <\/strong>C\u00f4ng ngh\u1ec7 m\u00e1y h\u1ecdc v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o c\u00e1c ph\u1ea7n m\u1ec1m di\u1ec7t virus \u0111\u1ec3 n\u00e2ng cao kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c. B\u1eb1ng c\u00e1ch hu\u1ea5n luy\u1ec7n c\u00e1c m\u00f4 h\u00ecnh m\u00e1y h\u1ecdc tr\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn v\u1ec1 c\u00e1c m\u1eabu \u0111\u1ed9c h\u1ea1i, ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng nh\u1eadn ra c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 m\u1eabu m\u1edbi c\u1ee7a m\u00e3 \u0111\u1ed9c, ngay c\u1ea3 khi ch\u01b0a c\u00f3 ch\u1eef k\u00fd ho\u1eb7c th\u00f4ng tin h\u00e0nh vi c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

Qu\u00e9t \u0111a l\u1edbp:<\/strong> Ph\u01b0\u01a1ng ph\u00e1p qu\u00e9t \u0111a l\u1edbp k\u1ebft h\u1ee3p nhi\u1ec1u k\u1ef9 thu\u1eadt ph\u00e1t hi\u1ec7n kh\u00e1c nhau \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 gi\u1ea3m t\u1ef7 l\u1ec7 nh\u1ea7m s\u00f3t. Th\u00f4ng th\u01b0\u1eddng, n\u00f3 bao g\u1ed3m k\u1ebft h\u1ee3p s\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd, ph\u00e2n t\u00edch h\u00e0nh vi, c\u01a1 ch\u1ebf heuristics v\u00e0 c\u00e1c k\u1ef9 thu\u1eadt kh\u00e1c \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 \u0111\u1ed9c h\u1ea1i c\u1ee7a m\u1ed9t t\u1ec7p tin ho\u1eb7c qu\u00e1 tr\u00ecnh.<\/p>\n\n\n\n

3.2 B\u1ea3o v\u1ec7 th\u1eddi gian th\u1ef1c<\/strong><\/p>\n\n\n\n

T\u00ednh n\u0103ng n\u00e0y gi\u00fap ph\u1ea7n m\u1ec1m antivirus theo d\u00f5i v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda ngay khi ng\u01b0\u1eddi d\u00f9ng ti\u1ebfp x\u00fac v\u1edbi ch\u00fang. B\u1eb1ng c\u00e1ch qu\u00e9t v\u00e0 ki\u1ec3m tra c\u00e1c t\u1ec7p tin, email, trang web ho\u1eb7c c\u00e1c t\u00e1c v\u1ee5 \u0111ang ch\u1ea1y tr\u00ean h\u1ec7 th\u1ed1ng, n\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda ngay l\u1eadp t\u1ee9c. C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a ph\u1ea7n m\u1ec1m di\u1ec7t virus (Antivirus) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 li\u00ean t\u1ee5c v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda ngay khi ch\u00fang xu\u1ea5t hi\u1ec7n. <\/p>\n\n\n

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

C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c d\u1ef1a tr\u00ean:<\/strong><\/p>\n\n\n\n

Qu\u00e9t th\u1eddi gian th\u1ef1c: <\/strong>C\u00f4ng ngh\u1ec7 qu\u00e9t th\u1eddi gian th\u1ef1c cho ph\u00e9p ph\u1ea7n m\u1ec1m di\u1ec7t virus theo d\u00f5i v\u00e0 ki\u1ec3m tra c\u00e1c t\u1ec7p tin, tr\u00ecnh duy\u1ec7t, email v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng h\u1ec7 th\u1ed1ng ngay khi ch\u00fang \u0111\u01b0\u1ee3c t\u1ea1o ra, s\u1eeda \u0111\u1ed5i ho\u1eb7c truy c\u1eadp. N\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda ngay l\u1eadp t\u1ee9c, \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u1ec7 th\u1ed1ng kh\u00f4ng b\u1ecb nhi\u1ec5m virus hay t\u1ea5n c\u00f4ng m\u1ea1ng.<\/p>\n\n\n\n

C\u1eadp nh\u1eadt li\u00ean t\u1ee5c:<\/strong> \u0110\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi v\u00e0 nguy c\u01a1 b\u1ea3o m\u1eadt, c\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c li\u00ean t\u1ee5c c\u1eadp nh\u1eadt c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u ch\u1eef k\u00fd, c\u00e1c quy t\u1eafc ph\u00e2n t\u00edch h\u00e0nh vi v\u00e0 c\u00e1c thu\u1eadt to\u00e1n ph\u00e1t hi\u1ec7n m\u1edbi nh\u1ea5t. Vi\u1ec7c c\u1eadp nh\u1eadt li\u00ean t\u1ee5c n\u00e0y gi\u00fap \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi nhanh ch\u00f3ng v\u00e0 cung c\u1ea5p b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n cho h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t v\u00e0 c\u1ea3nh b\u00e1o:<\/strong> C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c cung c\u1ea5p h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t li\u00ean t\u1ee5c \u0111\u1ec3 theo d\u00f5i c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u00e0 s\u1ef1 ki\u1ec7n \u0111\u00e1ng ng\u1edd tr\u00ean h\u1ec7 th\u1ed1ng. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n c\u00e1c h\u00e0nh vi kh\u00f4ng b\u00ecnh th\u01b0\u1eddng, c\u00e1c k\u1ebft n\u1ed1i \u0111\u1ed9c h\u1ea1i ho\u1eb7c c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb xa. Khi ph\u00e1t hi\u1ec7n m\u1ed9t m\u1ed1i \u0111e d\u1ecda, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n

T\u00edch h\u1ee3p t\u01b0\u1eddng l\u1eeda m\u1ea1ng:<\/strong> M\u1ed9t t\u00ednh n\u0103ng quan tr\u1ecdng c\u1ee7a c\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c l\u00e0 t\u00edch h\u1ee3p t\u01b0\u1eddng l\u1eeda m\u1ea1ng. T\u01b0\u1eddng l\u1eeda m\u1ea1ng gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng tr\u00ean h\u1ec7 th\u1ed1ng, ng\u0103n ch\u1eb7n k\u1ebft n\u1ed1i kh\u00f4ng mong mu\u1ed1n ho\u1eb7c \u0111\u1ed9c h\u1ea1i. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c g\u00f3i tin v\u00e0 quy t\u1eafc m\u1ea1ng, t\u01b0\u1eddng l\u1eeda m\u1ea1ng gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb xa v\u00e0 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng.<\/p>\n\n\n\n

H\u1ecdc m\u00e1y v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o: <\/strong>C\u00f4ng ngh\u1ec7 h\u1ecdc m\u00e1y v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi. B\u1eb1ng c\u00e1ch hu\u1ea5n luy\u1ec7n c\u00e1c m\u00f4 h\u00ecnh m\u00e1y h\u1ecdc tr\u00ean d\u1eef li\u1ec7u l\u1edbn v\u1ec1 c\u00e1c m\u1eabu \u0111\u1ed9c h\u1ea1i, ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 h\u00e0nh vi m\u1edbi c\u1ee7a m\u00e3 \u0111\u1ed9c v\u00e0 ng\u0103n ch\u1eb7n ch\u00fang.<\/p>\n\n\n\n

3.3 T\u00ednh n\u0103ng ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam<\/strong><\/p>\n\n\n\n

M\u1ed9t ph\u1ea7n m\u1ec1m antivirus n\u00e2ng cao c\u1ea7n t\u00edch h\u1ee3p c\u00f4ng c\u1ee5 ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam. T\u00ednh n\u0103ng n\u00e0y s\u1ebd gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c email \u0111\u1ed9c h\u1ea1i, tin nh\u1eafn spam v\u00e0 c\u00e1c trang web gi\u1ea3 m\u1ea1o, gi\u00fap b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi vi\u1ec7c ti\u1ebft l\u1ed9 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 s\u1ef1 l\u1eeba \u0111\u1ea3o tr\u1ef1c tuy\u1ebfn.<\/p>\n\n\n

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

C\u00f4ng ngh\u1ec7 ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam d\u1ef1a tr\u00ean:<\/strong><\/p>\n\n\n\n

Ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n email \u0111\u1ed9c h\u1ea1i v\u00e0 spam:<\/strong> C\u00f4ng ngh\u1ec7 ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c email \u0111\u1ed9c h\u1ea1i v\u00e0 spam tr\u01b0\u1edbc khi ch\u00fang \u0111\u1ebfn h\u1ed9p th\u01b0 \u0111\u1ebfn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. C\u00f4ng ngh\u1ec7 n\u00e0y s\u1eed d\u1ee5ng c\u00e1c thu\u1eadt to\u00e1n v\u00e0 quy t\u1eafc ph\u00e2n t\u00edch n\u1ed9i dung \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ednh \u0111\u00e1ng tin c\u1eady c\u1ee7a m\u1ed7i email. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 ngu\u1ed3n g\u1ed1c c\u1ee7a email, n\u1ed9i dung, \u0111\u00ednh k\u00e8m v\u00e0 c\u00e1c \u0111\u01b0\u1eddng d\u1eabn \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem email c\u00f3 ph\u1ea3i l\u00e0 phishing, spam hay kh\u00f4ng.<\/p>\n\n\n\n

Ph\u00e2n t\u00edch v\u00e0 l\u1ecdc URL \u0111\u1ed9c h\u1ea1i: <\/strong>C\u00f4ng ngh\u1ec7 ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam c\u0169ng bao g\u1ed3m ph\u00e2n t\u00edch v\u00e0 l\u1ecdc c\u00e1c URL \u0111\u1ed9c h\u1ea1i. Khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o m\u1ed9t li\u00ean k\u1ebft trong email, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd ki\u1ec3m tra \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c trang web gi\u1ea3 m\u1ea1o, trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c trang web \u0111\u00e3 b\u1ecb c\u1ea5m. N\u1ebfu URL \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111\u1ed9c h\u1ea1i, ph\u1ea7n m\u1ec1m s\u1ebd ng\u0103n ch\u1eb7n ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o \u0111\u00f3 v\u00e0 c\u1ea3nh b\u00e1o v\u1ec1 m\u1ed1i \u0111e d\u1ecda.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc ch\u1ed1ng phishing: <\/strong>C\u00f4ng ngh\u1ec7 b\u1ed9 l\u1ecdc ch\u1ed1ng phishing s\u1eed d\u1ee5ng c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a c\u00e1c trang web, email v\u00e0 t\u00ean mi\u1ec1n \u0111\u00e3 bi\u1ebft \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c trang web gi\u1ea3 m\u1ea1o, trang web l\u1eeba \u0111\u1ea3o ho\u1eb7c trang web \u0111\u00e3 b\u1ecb c\u1ea5m. Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o m\u1ed9t trang web nghi ng\u1edd, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd so s\u00e1nh v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 c\u1ea3nh b\u00e1o n\u1ebfu trang web c\u00f3 d\u1ea5u hi\u1ec7u c\u1ee7a phishing.<\/p>\n\n\n\n

Ph\u00e2n t\u00edch h\u00e0nh vi v\u00e0 n\u1ed9i dung: <\/strong>C\u00f4ng ngh\u1ec7 ph\u00f2ng ch\u1ed1ng phishing v\u00e0 spam c\u0169ng s\u1eed d\u1ee5ng ph\u00e2n t\u00edch h\u00e0nh vi v\u00e0 n\u1ed9i dung \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00ednh \u0111\u00e1ng tin c\u1eady c\u1ee7a email ho\u1eb7c c\u00e1c th\u00f4ng tin li\u00ean quan \u0111\u1ebfn phishing v\u00e0 spam. C\u00e1c thu\u1eadt to\u00e1n v\u00e0 quy t\u1eafc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00e1ng ng\u1edd trong n\u1ed9i dung v\u00e0 h\u00e0nh vi c\u1ee7a email, nh\u01b0 y\u00eau c\u1ea7u cung c\u1ea5p th\u00f4ng tin c\u00e1 nh\u00e2n, \u0111\u01b0\u1eddng d\u1eabn \u0111\u00e1ng ng\u1edd, ho\u1eb7c c\u00e1c t\u00e1c v\u1ee5 \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

C\u1ea3nh b\u00e1o v\u00e0 x\u1eed l\u00fd t\u1ef1 \u0111\u1ed9ng:<\/strong> Khi ph\u00e1t hi\u1ec7n m\u1ed9t email ho\u1eb7c trang web c\u00f3 d\u1ea5u hi\u1ec7u c\u1ee7a phishing ho\u1eb7c spam, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng v\u1ec1 m\u1ed1i \u0111e d\u1ecda. Ngo\u00e0i ra, m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m di\u1ec7t virus c\u00f3 t\u00edch h\u1ee3p ch\u1ee9c n\u0103ng x\u1eed l\u00fd t\u1ef1 \u0111\u1ed9ng, cho ph\u00e9p t\u1ef1 \u0111\u1ed9ng x\u00f3a ho\u1eb7c chuy\u1ec3n c\u00e1c email \u0111\u1ed9c h\u1ea1i v\u00e0 spam v\u00e0o th\u00f9ng r\u00e1c, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u s\u1ef1 t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

3.4 T\u00ednh n\u0103ng b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t<\/strong><\/p>\n\n\n\n

M\u1ed9t ph\u1ea7n m\u1ec1m antivirus n\u1ed5i b\u1eadt c\u1ea7n cung c\u1ea5p t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t \u0111\u1ec3 ng\u0103n ch\u1eb7n truy c\u1eadp v\u00e0o c\u00e1c trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c ch\u1ee9a m\u00e3 \u0111\u1ed9c. C\u00f4ng c\u1ee5 n\u00e0y c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb tr\u00ecnh duy\u1ec7t, ki\u1ec3m tra t\u00edch h\u1ee3p ph\u1ea7n m\u1ec1m v\u00e0 trang web \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 an to\u00e0n.<\/p>\n\n\n

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

C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t d\u1ef1a tr\u00ean:<\/strong><\/p>\n\n\n\n

Ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n truy c\u1eadp v\u00e0o trang web \u0111\u1ed9c h\u1ea1i: <\/strong>C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n truy c\u1eadp v\u00e0o c\u00e1c trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c ch\u1ee9a m\u00e3 \u0111\u1ed9c. N\u00f3 s\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a c\u00e1c trang web \u0111\u00e3 bi\u1ebft \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u00ednh \u0111\u00e1ng tin c\u1eady c\u1ee7a m\u1ed9t trang web. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ecba ch\u1ec9 IP, t\u00ean mi\u1ec1n, ch\u1ee9ng ch\u1ec9 SSL, danh s\u00e1ch \u0111en v\u00e0 c\u00e1c thu\u1ed9c t\u00ednh kh\u00e1c \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 xem trang web c\u00f3 \u0111\u00e1ng tin c\u1eady hay kh\u00f4ng. N\u1ebfu trang web \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111\u1ed9c h\u1ea1i, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd ch\u1eb7n truy c\u1eadp v\u00e0 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

Qu\u00e9t v\u00e0 ph\u00e2n t\u00edch URL:<\/strong> C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t c\u0169ng qu\u00e9t v\u00e0 ph\u00e2n t\u00edch c\u00e1c URL \u0111\u01b0\u1ee3c truy c\u1eadp t\u1eeb tr\u00ecnh duy\u1ec7t. N\u00f3 ki\u1ec3m tra xem m\u1ed9t URL c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c trang web gi\u1ea3 m\u1ea1o, trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c c\u00e1c \u0111\u01b0\u1eddng d\u1eabn \u0111\u00e1ng ng\u1edd kh\u00e1c hay kh\u00f4ng. N\u1ebfu URL \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 \u0111\u1ed9c h\u1ea1i, c\u00f4ng ngh\u1ec7 n\u00e0y s\u1ebd c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng v\u00e0 ng\u0103n ch\u1eb7n vi\u1ec7c truy c\u1eadp v\u00e0o trang web \u0111\u00f3.<\/p>\n\n\n\n

B\u1ed9 l\u1ecdc n\u1ed9i dung:<\/strong> C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t s\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc n\u1ed9i dung \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 ch\u1eb7n c\u00e1c lo\u1ea1i n\u1ed9i dung kh\u00f4ng mong mu\u1ed1n ho\u1eb7c \u0111\u1ed9c h\u1ea1i, nh\u01b0 qu\u1ea3ng c\u00e1o g\u00e2y phi\u1ec1n nhi\u1ec5u, m\u00e3 \u0111\u1ed9c JavaScript, pop-up qu\u1ea3ng c\u00e1o, n\u1ed9i dung \u0111\u1ed9c h\u1ea1i v\u00e0 c\u00e1c nguy c\u01a1 kh\u00e1c. B\u1ed9 l\u1ecdc n\u1ed9i dung s\u1ebd qu\u00e9t v\u00e0 ph\u00e2n t\u00edch n\u1ed9i dung trang web \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c y\u1ebfu t\u1ed1 kh\u00f4ng mong mu\u1ed1n v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n khi ng\u01b0\u1eddi d\u00f9ng duy\u1ec7t web.<\/p>\n\n\n\n

B\u1ea3o v\u1ec7 ch\u1ed1ng m\u00e3 \u0111\u1ed9c: <\/strong>C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t cung c\u1ea5p b\u1ea3o v\u1ec7 ch\u1ed1ng m\u00e3 \u0111\u1ed9c v\u00e0 k\u1ecbch b\u1ea3n \u0111\u1ed9c h\u1ea1i khi ng\u01b0\u1eddi d\u00f9ng duy\u1ec7t web. N\u00f3 ki\u1ec3m tra v\u00e0 ch\u1eb7n c\u00e1c lo\u1ea1i m\u00e3 \u0111\u1ed9c JavaScript, ActiveX, Flash v\u00e0 c\u00e1c t\u1ec7p tin kh\u00e1c c\u00f3 th\u1ec3 ch\u1ee9a m\u00e3 \u0111\u1ed9c. Ngo\u00e0i ra, c\u00f4ng ngh\u1ec7 n\u00e0y c\u0169ng ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c k\u1ecbch b\u1ea3n \u0111\u1ed9c h\u1ea1i t\u1eeb vi\u1ec7c ch\u1ea1y tr\u00ean trang web.<\/p>\n\n\n\n

C\u1ea3nh b\u00e1o v\u00e0 b\u00e1o c\u00e1o: <\/strong>C\u00f4ng ngh\u1ec7 b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t cung c\u1ea5p c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng khi ph\u00e1t hi\u1ec7n c\u00e1c m\u1ed1i \u0111e d\u1ecda ho\u1eb7c trang web \u0111\u1ed9c h\u1ea1i. N\u00f3 cung c\u1ea5p th\u00f4ng b\u00e1o ho\u1eb7c c\u1ea3nh b\u00e1o tr\u1ef1c ti\u1ebfp trong tr\u00ecnh duy\u1ec7t \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng bi\u1ebft v\u1ec1 nguy c\u01a1 v\u00e0 \u0111\u1ec1 xu\u1ea5t c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba. Ngo\u00e0i ra, c\u00f4ng ngh\u1ec7 n\u00e0y c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p b\u00e1o c\u00e1o chi ti\u1ebft v\u1ec1 c\u00e1c trang web \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1eb7n ho\u1eb7c c\u00e1c m\u1ed1i \u0111e d\u1ecda \u0111\u00e3 ph\u00e1t hi\u1ec7n.<\/p>\n\n\n\n

3.5 T\u01b0\u1eddng l\u1eeda (Firewall)<\/strong><\/p>\n\n\n\n

M\u1ed9t t\u00ednh n\u0103ng quan tr\u1ecdng kh\u00e1c l\u00e0 t\u00edch h\u1ee3p t\u01b0\u1eddng l\u1eeda m\u1ea1ng, cho ph\u00e9p ki\u1ec3m so\u00e1t v\u00e0 gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111i v\u00e0 \u0111\u1ebfn t\u1eeb h\u1ec7 th\u1ed1ng. T\u01b0\u1eddng l\u1eeda m\u1ea1ng c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c k\u1ebft n\u1ed1i \u0111\u1ed9c h\u1ea1i ho\u1eb7c kh\u00f4ng mong mu\u1ed1n, \u0111\u1ed3ng th\u1eddi b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb xa.<\/p>\n\n\n

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

C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda d\u1ef1a tr\u00ean:<\/strong><\/p>\n\n\n\n

Gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng: <\/strong>C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111i v\u00e0 \u0111\u1ebfn t\u1eeb h\u1ec7 th\u1ed1ng. N\u00f3 ph\u00e2n t\u00edch c\u00e1c g\u00f3i tin m\u1ea1ng, k\u1ebft n\u1ed1i v\u00e0 lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem ch\u00fang c\u00f3 h\u1ee3p l\u1ec7 hay kh\u00f4ng. B\u1eb1ng c\u00e1ch ki\u1ec3m tra c\u00e1c \u0111\u1ecba ch\u1ec9 IP ngu\u1ed3n v\u00e0 \u0111\u00edch, c\u1ed5ng m\u1ea1ng v\u00e0 giao th\u1ee9c, t\u01b0\u1eddng l\u1eeda x\u00e1c \u0111\u1ecbnh xem m\u1ed9t k\u1ebft n\u1ed1i l\u00e0 an to\u00e0n hay kh\u00f4ng.<\/p>\n\n\n\n

Quy t\u1eafc v\u00e0 ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt:<\/strong> C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng thi\u1ebft l\u1eadp c\u00e1c quy t\u1eafc v\u00e0 ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ch\u1ec9 \u0111\u1ecbnh c\u00e1c quy t\u1eafc cho ph\u00e9p hay ch\u1eb7n c\u00e1c k\u1ebft n\u1ed1i t\u1eeb c\u00e1c \u0111\u1ecba ch\u1ec9 IP, c\u1ed5ng m\u1ea1ng ho\u1eb7c giao th\u1ee9c c\u1ee5 th\u1ec3. C\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 m\u00f4i tr\u01b0\u1eddng m\u1ea1ng.<\/p>\n\n\n\n

Ng\u0103n ch\u1eb7n cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb xa:<\/strong> C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb xa nh\u01b0 t\u1ea5n c\u00f4ng DDoS (Distributed Denial of Service), t\u1ea5n c\u00f4ng b\u1eb1ng c\u00e1ch qu\u00e9t c\u1ed5ng (port scanning), hay t\u1ea5n c\u00f4ng t\u1eeb xa th\u00f4ng qua c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt. N\u00f3 ki\u1ec3m so\u00e1t v\u00e0 ch\u1eb7n c\u00e1c k\u1ebft n\u1ed1i \u0111\u00e1ng ng\u1edd v\u00e0 c\u00e1c g\u00f3i tin \u0111\u1ed9c h\u1ea1i t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n

Ph\u00e2n t\u00edch giao th\u1ee9c: <\/strong>C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch giao th\u1ee9c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng b\u00ecnh th\u01b0\u1eddng ho\u1eb7c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt trong giao th\u1ee9c m\u1ea1ng. N\u00f3 ki\u1ec3m tra v\u00e0 ch\u1eb7n c\u00e1c giao th\u1ee9c \u0111\u1ed9c h\u1ea1i, l\u1ea1c h\u1eadu ho\u1eb7c kh\u00f4ng an to\u00e0n nh\u01b0 SMB (Server Message Block), FTP (File Transfer Protocol) ho\u1eb7c SNMP (Simple Network Management Protocol).<\/p>\n\n\n\n

\u0110\u0103ng nh\u1eadp v\u00e0 x\u00e1c th\u1ef1c m\u1ea1ng:<\/strong> C\u00f4ng ngh\u1ec7 t\u01b0\u1eddng l\u1eeda cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng \u0111\u0103ng nh\u1eadp v\u00e0 x\u00e1c th\u1ef1c m\u1ea1ng \u0111\u1ec3 gi\u1edbi h\u1ea1n truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng \u0111\u00e1ng tin c\u1eady. N\u00f3 s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c x\u00e1c th\u1ef1c nh\u01b0 m\u1eadt kh\u1ea9u, ch\u1ee9ng ch\u1ec9 s\u1ed1, ho\u1eb7c m\u00e3 th\u00f4ng b\u00e1o \u0111\u1ed9c l\u1eadp \u0111\u1ec3 x\u00e1c minh danh t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

4. C\u00e1c ph\u1ea7n m\u1ec1m antivirus<\/strong> n\u1ed5i ti\u1ebfng<\/strong><\/p>\n\n\n\n

C\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m antivirus n\u1ed5i ti\u1ebfng tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay, m\u1ed9t s\u1ed1 trong s\u1ed1 \u0111\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 nh\u01b0 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp tr\u00ean. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 c\u00e1c ph\u1ea7n m\u1ec1m antivirus ph\u1ed5 bi\u1ebfn v\u00e0 t\u00ednh n\u0103ng m\u00e0 ch\u00fang cung c\u1ea5p:<\/p>\n\n\n\n

McAfee Antivirus: <\/strong>McAfee Antivirus c\u1ee7a McAfee cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c, b\u1ea3o v\u1ec7 th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t, ch\u1eb7n email \u0111\u1ed9c h\u1ea1i v\u00e0 spam, v\u00e0 t\u01b0\u1eddng l\u1eeda m\u1ea1ng. N\u00f3 c\u0169ng bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 danh t\u00ednh, qu\u00e9t USB v\u00e0 c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt \u0111\u00e1m m\u00e2y.<\/p>\n\n\n\n

Kaspersky Antivirus:<\/strong> Kaspersky Antivirus c\u1ee7a Kaspersky Lab cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c, b\u1ea3o v\u1ec7 th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t, ch\u1eb7n email \u0111\u1ed9c h\u1ea1i v\u00e0 spam, v\u00e0 t\u01b0\u1eddng l\u1eeda m\u1ea1ng. N\u00f3 c\u0169ng bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 ng\u00e2n h\u00e0ng v\u00e0 giao d\u1ecbch tr\u1ef1c tuy\u1ebfn, ki\u1ec3m so\u00e1t cha m\u1eb9 v\u00e0 qu\u1ea3n l\u00fd m\u1eadt kh\u1ea9u.<\/p>\n\n\n\n

Avast Antivirus: <\/strong>Avast Antivirus c\u1ee7a Avast Software cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c, b\u1ea3o v\u1ec7 th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t, ch\u1eb7n email \u0111\u1ed9c h\u1ea1i v\u00e0 spam, v\u00e0 t\u01b0\u1eddng l\u1eeda m\u1ea1ng. N\u00f3 c\u0169ng bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 webcam, qu\u00e9t m\u1ea1ng Wi-Fi, v\u00e0 c\u00f4ng c\u1ee5 t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

Bitdefender Antivirus:<\/strong> Bitdefender Antivirus c\u1ee7a Bitdefender cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n m\u00e3 \u0111\u1ed9c, b\u1ea3o v\u1ec7 th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 tr\u00ecnh duy\u1ec7t, ch\u1eb7n email \u0111\u1ed9c h\u1ea1i v\u00e0 spam, v\u00e0 t\u01b0\u1eddng l\u1eeda m\u1ea1ng. N\u00f3 c\u0169ng bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 ng\u00e2n h\u00e0ng v\u00e0 giao d\u1ecbch tr\u1ef1c tuy\u1ebfn, b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0, v\u00e0 qu\u1ea3n l\u00fd m\u1eadt kh\u1ea9u.<\/p>\n\n\n\n

Sophos Intercept X:<\/strong> l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt endpoint ti\u00ean ti\u1ebfn c\u1ee7a Sophos, nh\u1eb1m b\u1ea3o v\u1ec7 c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i (endpoints) nh\u01b0 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n, m\u00e1y t\u00ednh x\u00e1ch tay v\u00e0 m\u00e1y ch\u1ee7 kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u1ea3o m\u1eadt. Intercept X s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda, bao g\u1ed3m malware, ransomware, exploit v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1edbi v\u00e0 kh\u00f4ng r\u00f5 r\u00e0ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

1.Ph\u1ea7n m\u1ec1m antivirus l\u00e0 g\u00ec ? Ph\u1ea7n m\u1ec1m antivirus (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u1ea7n m\u1ec1m di\u1ec7t virus) l\u00e0 m\u1ed9t lo\u1ea1i ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n, ng\u0103n ch\u1eb7n v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u1ea3o m\u1eadt t\u1eeb c\u00e1c lo\u1ea1i malware (ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i) nh\u01b0 virus, trojan, worm, spyware v\u00e0 c\u00e1c h\u00ecnh […]<\/p>\n","protected":false},"author":12,"featured_media":6814,"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":[80],"tags":[119,120,121],"class_list":["post-6801","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-tai-lieu","tag-sophos-intercept-x","tag-tinh-nang-can-co-antivirus","tag-top-5-cac-tinh-nang-can-co-cua-mot-phan-mem-antivirus","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/6801","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\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=6801"}],"version-history":[{"count":0,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/6801\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/6814"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=6801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=6801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=6801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}