{"id":10140,"date":"2023-03-30T15:00:54","date_gmt":"2023-03-30T08:00:54","guid":{"rendered":""},"modified":"2024-07-15T10:52:49","modified_gmt":"2024-07-15T03:52:49","slug":"cach-phong-chong-ddos-hieu-qua-nhat-hien-nay","status":"publish","type":"post","link":"https:\/\/vnso.vn\/en\/cach-phong-chong-ddos-hieu-qua-nhat-hien-nay\/","title":{"rendered":"C\u00e1ch Ph\u00f2ng Ch\u1ed1ng DDoS Hi\u1ec7u Qu\u1ea3 Nh\u1ea5t Hi\u1ec7n Nay"},"content":{"rendered":"

M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS cho ph\u00e9p tin t\u1eb7c l\u00e0m ng\u1eadp m\u1ea1ng ho\u1eb7c m\u00e1y ch\u1ee7 b\u1eb1ng l\u01b0u l\u01b0\u1ee3ng gi\u1ea3. Qu\u00e1 nhi\u1ec1u l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp s\u1ebd l\u00e0m qu\u00e1 t\u1ea3i t\u00e0i nguy\u00ean v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng th\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u th\u1ef1c s\u1ef1 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. C\u00e1c d\u1ecbch v\u1ee5 tr\u1edf n\u00ean kh\u00f4ng kh\u1ea3 d\u1ee5ng v\u00e0 c\u00f4ng ty m\u1ee5c ti\u00eau ph\u1ea3i ch\u1ecbu th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng k\u00e9o d\u00e0i, m\u1ea5t doanh thu v\u00e0 kh\u00e1ch h\u00e0ng kh\u00f4ng h\u00e0i l\u00f2ng. V\u1eady n\u00ean c\u00e1ch ph\u00f2ng ch\u1ed1ng DDoS hi\u1ec7u qu\u1ea3 l\u00e0 g\u00ec?<\/p>\n

B\u00e0i vi\u1ebft n\u00e0y\u00a0gi\u1ea3i th\u00edch c\u00e1ch m\u1ed9t doanh nghi\u1ec7p c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS.<\/strong> B\u1ea1n c\u00f3 th\u1ec3 \u0111i tr\u01b0\u1edbc m\u1ed9t b\u01b0\u1edbc so v\u1edbi tin t\u1eb7c. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u00fang t\u00f4i tr\u00ecnh b\u00e0y b\u00ean d\u01b0\u1edbi gi\u00fap b\u1ea1n gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a DDoS. \u0110\u1ea3m b\u1ea3o ph\u1ee5c h\u1ed3i nhanh ch\u00f3ng sau n\u1ed7 l\u1ef1c t\u1ea5n c\u00f4ng.<\/p>\n

Cu\u1ed9c t\u1ea5n c\u00f4ng DDoS l\u00e0 g\u00ec?<\/strong><\/h2>\n

DDoS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n<\/strong>) l\u00e0 m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng nh\u1eb1m \u0111\u00e1nh s\u1eadp m\u1ea1ng, d\u1ecbch v\u1ee5 ho\u1eb7c m\u00e1y ch\u1ee7 b\u1eb1ng c\u00e1ch l\u00e0m ng\u1eadp h\u1ec7 th\u1ed1ng b\u1eb1ng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp gi\u1ea3 m\u1ea1o.\u00a0S\u1ed1 l\u01b0\u1ee3ng tin nh\u1eafn, y\u00eau c\u1ea7u k\u1ebft n\u1ed1i ho\u1eb7c g\u00f3i tin t\u0103ng \u0111\u1ed9t bi\u1ebfn s\u1ebd l\u1ea5n \u00e1t c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a m\u1ee5c ti\u00eau v\u00e0 khi\u1ebfn h\u1ec7 th\u1ed1ng b\u1ecb ch\u1eadm l\u1ea1i ho\u1eb7c g\u1eb7p s\u1ef1 c\u1ed1.<\/p>\n

Trong khi m\u1ed9t s\u1ed1 tin t\u1eb7c s\u1eed d\u1ee5ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS \u0111\u1ec3 t\u1ed1ng ti\u1ec1n m\u1ed9t doanh nghi\u1ec7p tr\u1ea3 ti\u1ec1n chu\u1ed9c (t\u01b0\u01a1ng t\u1ef1 nh\u01b0 ransomware). Th\u00ec c\u00e1c \u0111\u1ed9ng c\u01a1 ph\u1ed5 bi\u1ebfn h\u01a1n \u0111\u1eb1ng sau m\u1ed9t DDoS l\u00e0:<\/p>\n

– L\u00e0m gi\u00e1n \u0111o\u1ea1n c\u00e1c d\u1ecbch v\u1ee5 ho\u1eb7c th\u00f4ng tin li\u00ean l\u1ea1c.<\/p>\n

– G\u00e2y thi\u1ec7t h\u1ea1i th\u01b0\u01a1ng hi\u1ec7u.<\/p>\n

– \u0110\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i th\u1ebf kinh doanh trong khi trang web c\u1ee7a \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

– \u0110\u00e1nh l\u1ea1c h\u01b0\u1edbng \u0111\u1ed9i \u1ee9ng ph\u00f3 s\u1ef1 c\u1ed1.<\/p>\n

C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS l\u00e0 m\u1ed1i nguy hi\u1ec3m \u0111\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p thu\u1ed9c m\u1ecdi quy m\u00f4. T\u1eeb c\u00e1c c\u00f4ng ty trong danh s\u00e1ch Fortune 500 \u0111\u1ebfn c\u00e1c nh\u00e0 b\u00e1n l\u1ebb \u0111i\u1ec7n t\u1eed nh\u1ecf.<\/p>\n

C\u00e1c m\u1ee5c ti\u00eau nh\u01b0 sau:<\/h3>\n

– C\u00e1c nh\u00e0 b\u00e1n l\u1ebb tr\u1ef1c tuy\u1ebfn.<\/p>\n

– C\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 CNTT.<\/p>\n

– C\u00e1c c\u00f4ng ty t\u00e0i ch\u00ednh v\u00e0 fintech.<\/p>\n

– C\u00e1c c\u01a1 quan ch\u00ednh ph\u1ee7.<\/p>\n

– C\u00e1c c\u00f4ng ty c\u1edd b\u1ea1c v\u00e0 tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn.<\/p>\n

Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng\u00a0botnet<\/strong> \u0111\u1ec3 g\u00e2y ra DDoS. Botnet l\u00e0 m\u1ed9t m\u1ea1ng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft g\u1ed3m c\u00e1c m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb di \u0111\u1ed9ng. Ti\u1ec7n \u00edch IoT b\u1ecb nhi\u1ec5m ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i d\u01b0\u1edbi s\u1ef1 ki\u1ec3m so\u00e1t c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng. Tin t\u1eb7c s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb “th\u00e2y ma” n\u00e0y \u0111\u1ec3 g\u1eedi qu\u00e1 nhi\u1ec1u y\u00eau c\u1ea7u \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 ho\u1eb7c trang web m\u1ee5c ti\u00eau.<\/p>\n

Sau khi botnet g\u1eedi \u0111\u1ee7 y\u00eau c\u1ea7u, c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn (email, trang web, \u1ee9ng d\u1ee5ng web, v.v.) s\u1ebd ch\u1eadm l\u1ea1i ho\u1eb7c b\u1ecb l\u1ed7i.\u00a0Theo b\u00e1o c\u00e1o c\u1ee7a Radware, \u0111\u00e2y l\u00e0 th\u1eddi l\u01b0\u1ee3ng trung b\u00ecnh c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS:<\/p>\n

– 33% gi\u1eef cho c\u00e1c d\u1ecbch v\u1ee5 kh\u00f4ng kh\u1ea3 d\u1ee5ng trong m\u1ed9t gi\u1edd.<\/p>\n

– 60% k\u00e9o d\u00e0i \u00edt h\u01a1n m\u1ed9t ng\u00e0y.<\/p>\n

– 15% k\u00e9o d\u00e0i trong m\u1ed9t th\u00e1ng.<\/p>\n

M\u1eb7c d\u00f9 DDoS th\u01b0\u1eddng kh\u00f4ng tr\u1ef1c ti\u1ebfp d\u1eabn \u0111\u1ebfn vi ph\u1ea1m ho\u1eb7c r\u00f2 r\u1ec9 d\u1eef li\u1ec7u, nh\u01b0ng n\u1ea1n nh\u00e2n s\u1ebd t\u1ed1n th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c \u0111\u1ec3 \u0111\u01b0a c\u00e1c d\u1ecbch v\u1ee5 tr\u1edf l\u1ea1i tr\u1ef1c tuy\u1ebfn. Kinh doanh thua l\u1ed7, gi\u1ecf h\u00e0ng b\u1ecb b\u1ecf r\u01a1i, ng\u01b0\u1eddi d\u00f9ng th\u1ea5t v\u1ecdng. T\u1ed5n h\u1ea1i v\u1ec1 uy t\u00edn l\u00e0 nh\u1eefng h\u1eadu qu\u1ea3 th\u00f4ng th\u01b0\u1eddng.<\/p>\n

\u00a0>>> Xem th\u00eam: T\u1ea5n c\u00f4ng DDoS l\u00e0 g\u00ec? T\u1ea5n c\u00f4ng DDoS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/a><\/strong><\/p>\n

C\u00f3 n\u00ean h\u1ecdc c\u00e1ch ph\u00f2ng ch\u1ed1ng DDoS hay kh\u00f4ng?<\/strong><\/h2>\n

C\u00f3, h\u1ecdc c\u00e1ch ph\u00f2ng ch\u1ed1ng DDoS l\u00e0 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a b\u1ea1n kh\u1ecfi nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng DDoS (Distributed Denial of Service). Cu\u1ed9c t\u1ea5n c\u00f4ng DDoS l\u00e0 m\u1ed9t trong nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u1ea5t tr\u00ean m\u1ea1ng hi\u1ec7n nay, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng, t\u1eeb t\u1eafc ngh\u1ebdn m\u1ea1ng \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5 v\u00e0 m\u1ea5t d\u1eef li\u1ec7u.<\/p>\n

Khi b\u1ea1n h\u1ecdc c\u00e1ch ph\u00f2ng ch\u1ed1ng DDoS, b\u1ea1n c\u00f3 th\u1ec3 h\u1ecdc \u0111\u01b0\u1ee3c c\u00e1ch ph\u00e2n t\u00edch v\u00e0 nh\u1eadn di\u1ec7n c\u00e1c h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng DDoS, v\u00e0 t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng nh\u1eefng k\u1ef9 thu\u1eadt v\u00e0 c\u00f4ng c\u1ee5 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 h\u1ecdc c\u00e1ch c\u1ea5u h\u00ecnh m\u1ea1ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng t\u00ednh b\u1ea3o m\u1eadt v\u00e0 ph\u00f2ng ch\u1ed1ng t\u1ea5n c\u00f4ng DDoS.<\/p>\n

V\u00ec v\u1eady, h\u1ecdc c\u00e1ch ph\u00f2ng ch\u1ed1ng DDoS l\u00e0 m\u1ed9t k\u1ef9 n\u0103ng quan tr\u1ecdng cho b\u1ea5t k\u1ef3 ai qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng m\u1ea1ng ho\u1eb7c l\u00e0m vi\u1ec7c trong l\u0129nh v\u1ef1c an ninh m\u1ea1ng. N\u00f3 s\u1ebd gi\u00fap b\u1ea1n b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng m\u1ea1ng c\u1ee7a b\u1ea1n kh\u1ecfi nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng nguy hi\u1ec3m v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a m\u1ea1ng.<\/p>\n

7 c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS<\/h2>\n

M\u1eb7c d\u00f9 kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n tin t\u1eb7c c\u1ed1 g\u1eafng g\u00e2y ra DDoS, nh\u01b0ng\u00a0c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ee7 \u0111\u1ed9ng v\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch th\u00edch h\u1ee3p s\u1ebd gi\u1ea3m r\u1ee7i ro v\u00e0 t\u00e1c \u0111\u1ed9ng ti\u1ec1m \u1ea9n c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n

T\u1ea1o k\u1ebf ho\u1ea1ch ph\u1ea3n h\u1ed3i DDoS<\/strong><\/h3>\n

Nh\u00f3m b\u1ea3o m\u1eadt c\u1ee7a b\u1ea1n n\u00ean ph\u00e1t tri\u1ec3n m\u1ed9t k\u1ebf ho\u1ea1ch \u1ee9ng ph\u00f3 s\u1ef1 c\u1ed1 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c nh\u00e2n vi\u00ean ph\u1ea3n \u1ee9ng k\u1ecbp th\u1eddi v\u00e0 hi\u1ec7u qu\u1ea3 trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra DDoS. K\u1ebf ho\u1ea1ch n\u00e0y n\u00ean bao g\u1ed3m:<\/p>\n

– H\u01b0\u1edbng d\u1eabn r\u00f5 r\u00e0ng, t\u1eebng b\u01b0\u1edbc v\u1ec1 c\u00e1ch ph\u1ea3n \u1ee9ng v\u1edbi m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS.<\/p>\n

– L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng kinh doanh.<\/p>\n

– Go-to nh\u00e2n vi\u00ean v\u00e0 c\u00e1c b\u00ean li\u00ean quan ch\u00ednh.<\/p>\n

– Giao th\u1ee9c leo thang.<\/p>\n

– Tr\u00e1ch nhi\u1ec7m c\u1ee7a \u0111\u1ed9i.<\/p>\n

– M\u1ed9t danh s\u00e1ch ki\u1ec3m tra c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng c\u1ee5 c\u1ea7n thi\u1ebft.<\/p>\n

– M\u1ed9t danh s\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7m v\u1ee5 quan tr\u1ecdng.<\/p>\n

\u0110\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 an ninh m\u1ea1ng cao<\/strong><\/h3>\n

An ninh m\u1ea1ng<\/strong> l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u0103n ch\u1eb7n m\u1ecdi n\u1ed7 l\u1ef1c t\u1ea5n c\u00f4ng DDoS. V\u00ec m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng ch\u1ec9 c\u00f3 t\u00e1c \u0111\u1ed9ng n\u1ebfu tin t\u1eb7c c\u00f3 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u.<\/p>\n

B\u1ea1n c\u00f3 th\u1ec3 d\u1ef1a v\u00e0o c\u00e1c\u00a0lo\u1ea1i b\u1ea3o m\u1eadt m\u1ea1ng<\/strong>\u00a0sau \u0111\u1ec3 b\u1ea3o v\u1ec7 doanh nghi\u1ec7p c\u1ee7a m\u00ecnh kh\u1ecfi c\u00e1c n\u1ed7 l\u1ef1c DDoS:<\/p>\n

– T\u01b0\u1eddng l\u1eeda v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp \u0111\u00f3ng vai tr\u00f2 l\u00e0 h\u00e0ng r\u00e0o qu\u00e9t l\u01b0u l\u01b0\u1ee3ng gi\u1eefa c\u00e1c m\u1ea1ng.<\/p>\n

– Ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat v\u00e0 ch\u1ed1ng ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i ph\u00e1t hi\u1ec7n v\u00e0 lo\u1ea1i b\u1ecf vi-r\u00fat v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/p>\n

– B\u1ea3o m\u1eadt \u0111i\u1ec3m cu\u1ed1i \u0111\u1ea3m b\u1ea3o c\u00e1c \u0111i\u1ec3m cu\u1ed1i m\u1ea1ng (m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n, m\u00e1y t\u00ednh x\u00e1ch tay, thi\u1ebft b\u1ecb di \u0111\u1ed9ng, v.v.). Kh\u00f4ng tr\u1edf th\u00e0nh \u0111i\u1ec3m v\u00e0o cho ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i.<\/p>\n

– C\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o m\u1eadt web lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i \u0111e d\u1ecda d\u1ef1a tr\u00ean web. Ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1ea5t th\u01b0\u1eddng v\u00e0 t\u00ecm ki\u1ebfm c\u00e1c d\u1ea5u hi\u1ec7u t\u1ea5n c\u00f4ng \u0111\u00e3 bi\u1ebft.<\/p>\n

– C\u00e1c c\u00f4ng c\u1ee5 ng\u0103n ch\u1eb7n gi\u1ea3 m\u1ea1o b\u1eb1ng c\u00e1ch ki\u1ec3m tra xem l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp c\u00f3 \u0111\u1ecba ch\u1ec9 ngu\u1ed3n ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ecba ch\u1ec9 g\u1ed1c hay kh\u00f4ng.<\/p>\n

– Ph\u00e2n \u0111o\u1ea1n m\u1ea1ng ph\u00e2n t\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng th\u00e0nh c\u00e1c m\u1ea1ng con v\u1edbi c\u00e1c giao th\u1ee9c. Ki\u1ec3m so\u00e1t b\u1ea3o m\u1eadt kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

B\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS c\u0169ng \u0111\u00f2i h\u1ecfi m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng cao. B\u1ea3o m\u1eadt c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng cho ph\u00e9p b\u1ea1n chu\u1ea9n b\u1ecb ph\u1ea7n c\u1ee9ng. Nh\u01b0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, b\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i<\/strong>,\u00a0H\u1ec7 th\u1ed1ng t\u00ean mi\u1ec1n (DNS)<\/strong>, v.v. Cho l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn.<\/p>\n

C\u00f3 d\u1ef1 ph\u00f2ng m\u00e1y ch\u1ee7<\/strong><\/h3>\n

Vi\u1ec7c d\u1ef1a v\u00e0o nhi\u1ec1u m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n khi\u1ebfn tin t\u1eb7c kh\u00f3 c\u00f3 th\u1ec3 t\u1ea5n c\u00f4ng t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y ch\u1ee7 c\u00f9ng m\u1ed9t l\u00fac. N\u1ebfu k\u1ebb t\u1ea5n c\u00f4ng th\u1ef1c hi\u1ec7n DDoS th\u00e0nh c\u00f4ng tr\u00ean m\u1ed9t thi\u1ebft b\u1ecb l\u01b0u tr\u1eef duy nh\u1ea5t. C\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c s\u1ebd kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng v\u00e0 nh\u1eadn th\u00eam l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp cho \u0111\u1ebfn khi h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c nh\u1eafm m\u1ee5c ti\u00eau tr\u1ef1c tuy\u1ebfn tr\u1edf l\u1ea1i.<\/p>\n

B\u1ea1n n\u00ean \u0111\u1eb7t m\u00e1y ch\u1ee7 t\u1ea1i c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 c\u01a1 s\u1edf \u0111\u1eb7t m\u00e1y ch\u1ee7 \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau. \u0110\u1ea3m b\u1ea3o b\u1ea1n kh\u00f4ng g\u1eb7p ph\u1ea3i b\u1ea5t k\u1ef3 t\u1eafc ngh\u1ebdn m\u1ea1ng ho\u1eb7c \u0111i\u1ec3m l\u1ed7i n\u00e0o. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN). Do c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch l\u00e0m qu\u00e1 t\u1ea3i m\u00e1y ch\u1ee7. CDN c\u00f3 th\u1ec3 chia \u0111\u1ec1u t\u1ea3i tr\u00ean m\u1ed9t s\u1ed1 m\u00e1y ch\u1ee7 ph\u00e2n t\u00e1n.<\/p>\n

Coi ch\u1eebng c\u00e1c D\u1ea5u hi\u1ec7u C\u1ea3nh b\u00e1o<\/strong><\/h3>\n

N\u1ebfu nh\u00f3m b\u1ea3o m\u1eadt c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS. B\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng k\u1ecbp th\u1eddi v\u00e0 gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i.<\/p>\n

C\u00e1c\u00a0d\u1ea5u hi\u1ec7u ph\u1ed5 bi\u1ebfn c\u1ee7a DDoS<\/strong>\u00a0l\u00e0:<\/h3>\n

– K\u1ebft n\u1ed1i k\u00e9m.<\/p>\n

– Hi\u1ec7u su\u1ea5t ch\u1eadm.<\/p>\n

– Nhu c\u1ea7u cao \u0111\u1ed1i v\u1edbi m\u1ed9t trang ho\u1eb7c \u0111i\u1ec3m cu\u1ed1i<\/p>\n

– L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1ea5t th\u01b0\u1eddng \u0111\u1ebfn t\u1eeb m\u1ed9t ho\u1eb7c m\u1ed9t nh\u00f3m nh\u1ecf \u0111\u1ecba ch\u1ec9 IP.<\/p>\n

– L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn t\u1eeb nh\u1eefng ng\u01b0\u1eddi d\u00f9ng c\u00f3 h\u1ed3 s\u01a1 chung. M\u00f4 h\u00ecnh h\u1ec7 th\u1ed1ng, v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd, phi\u00ean b\u1ea3n tr\u00ecnh duy\u1ec7t web, v.v.<\/p>\n

H\u00e3y nh\u1edb r\u1eb1ng\u00a0kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS \u0111\u1ec1u c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp cao<\/strong>. M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng quy m\u00f4 nh\u1ecf v\u1edbi th\u1eddi gian ng\u1eafn th\u01b0\u1eddng n\u1eb1m trong t\u1ea7m ng\u1eafm nh\u01b0 m\u1ed9t s\u1ef1 ki\u1ec7n ng\u1eabu nhi\u00ean. Tuy nhi\u00ean, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u1eed nghi\u1ec7m. Ho\u1eb7c chuy\u1ec3n h\u01b0\u1edbng cho m\u1ed9t h\u00e0nh vi vi ph\u1ea1m nguy hi\u1ec3m h\u01a1n (ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e3 \u0111\u1ed9c t\u1ed1ng ti\u1ec1n). Do \u0111\u00f3, vi\u1ec7c ph\u00e1t hi\u1ec7n m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng c\u00f3 quy m\u00f4 nh\u1ecf c\u0169ng quan tr\u1ecdng nh\u01b0 vi\u1ec7c x\u00e1c \u0111\u1ecbnh m\u1ed9t DDoS to\u00e0n di\u1ec7n.<\/p>\n

Gi\u00e1m s\u00e1t li\u00ean t\u1ee5c l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng<\/strong><\/h3>\n

S\u1eed d\u1ee5ng\u00a0gi\u00e1m s\u00e1t li\u00ean t\u1ee5c (CM)<\/strong>\u00a0\u0111\u1ec3 ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp trong th\u1eddi gian th\u1ef1c l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p tuy\u1ec7t v\u1eddi \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u1ea5u v\u1ebft c\u1ee7a ho\u1ea1t \u0111\u1ed9ng DDoS.\u00a0L\u1ee3i \u00edch c\u1ee7a CM l\u00e0:<\/p>\n

– Gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c \u0111\u1ea3m b\u1ea3o b\u1ea1n ph\u00e1t hi\u1ec7n n\u1ed7 l\u1ef1c DDoS tr\u01b0\u1edbc khi cu\u1ed9c t\u1ea5n c\u00f4ng di\u1ec5n ra ho\u00e0n to\u00e0n.<\/p>\n

– Nh\u00f3m c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp \u00fd th\u1ee9c m\u1ea1nh m\u1ebd v\u1ec1 ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng \u0111i\u1ec3n h\u00ecnh v\u00e0 c\u00e1c m\u1eabu l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp. Khi b\u1ea1n bi\u1ebft c\u00e1c ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y di\u1ec5n ra nh\u01b0 th\u1ebf n\u00e0o, nh\u00f3m s\u1ebd d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh c\u00e1c ho\u1ea1t \u0111\u1ed9ng k\u1ef3 qu\u1eb7c h\u01a1n.<\/p>\n

– Gi\u00e1m s\u00e1t su\u1ed1t ng\u00e0y \u0111\u00eam \u0111\u1ea3m b\u1ea3o ph\u00e1t hi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u t\u1ea5n c\u00f4ng x\u1ea3y ra ngo\u00e0i gi\u1edd h\u00e0nh ch\u00ednh v\u00e0 cu\u1ed1i tu\u1ea7n.<\/p>\n

T\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft l\u1eadp, c\u00f4ng c\u1ee5 CM s\u1ebd li\u00ean h\u1ec7 v\u1edbi qu\u1ea3n tr\u1ecb vi\u00ean trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1. Ho\u1eb7c l\u00e0m theo h\u01b0\u1edbng d\u1eabn ph\u1ea3n h\u1ed3i t\u1eeb t\u1eadp l\u1ec7nh \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc.<\/p>\n

Gi\u1edbi h\u1ea1n ph\u00e1t s\u00f3ng m\u1ea1ng<\/strong><\/h3>\n

Tin t\u1eb7c \u0111\u1ee9ng sau m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS c\u00f3 th\u1ec3 s\u1ebd g\u1eedi y\u00eau c\u1ea7u t\u1edbi m\u1ecdi thi\u1ebft b\u1ecb tr\u00ean m\u1ea1ng c\u1ee7a b\u1ea1n \u0111\u1ec3 khu\u1ebfch \u0111\u1ea1i t\u00e1c \u0111\u1ed9ng.\u00a0Nh\u00f3m b\u1ea3o m\u1eadt c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 ch\u1ed1ng l\u1ea1i chi\u1ebfn thu\u1eadt n\u00e0y b\u1eb1ng c\u00e1ch h\u1ea1n ch\u1ebf ph\u00e1t s\u00f3ng m\u1ea1ng gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb.<\/p>\n

T\u1eadn d\u1ee5ng \u0111\u00e1m m\u00e2y \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS<\/h3>\n

M\u1eb7c d\u00f9 vi\u1ec7c s\u1eed d\u1ee5ng ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m t\u1ea1i ch\u1ed7 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i m\u1ed1i \u0111e d\u1ecda DDoS l\u00e0 r\u1ea5t quan tr\u1ecdng. Nh\u01b0ng vi\u1ec7c gi\u1ea3m thi\u1ec3u d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y kh\u00f4ng c\u00f3 c\u00f9ng gi\u1edbi h\u1ea1n v\u1ec1 n\u0103ng l\u1ef1c. T\u00ednh n\u0103ng b\u1ea3o v\u1ec7 d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng quy m\u00f4. X\u1eed l\u00fd ngay c\u1ea3 m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS quy m\u00f4 l\u1edbn m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/p>\n

B\u1ea1n c\u00f3 t\u00f9y ch\u1ecdn thu\u00ea ngo\u00e0i ph\u00f2ng ch\u1ed1ng DDoS cho nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y.\u00a0M\u1ed9t s\u1ed1 l\u1ee3i \u00edch ch\u00ednh khi l\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p b\u00ean th\u1ee9 ba l\u00e0:<\/p>\n

– C\u00e1c nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y cung c\u1ea5p b\u1ea3o m\u1eadt m\u1ea1ng to\u00e0n di\u1ec7n.<\/p>\n

– \u0110\u00e1m m\u00e2y c\u00f4ng c\u1ed9ng c\u00f3 b\u0103ng th\u00f4ng l\u1edbn h\u01a1n b\u1ea5t k\u1ef3 m\u1ea1ng ri\u00eang n\u00e0o.<\/p>\n

– C\u00e1c trung t\u00e2m d\u1eef li\u1ec7u cung c\u1ea5p kh\u1ea3 n\u0103ng d\u1ef1 ph\u00f2ng m\u1ea1ng cao. V\u1edbi c\u00e1c b\u1ea3n sao d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng v\u00e0 thi\u1ebft b\u1ecb.<\/p>\n

M\u1ed9t doanh nghi\u1ec7p th\u01b0\u1eddng c\u00f3 hai l\u1ef1a ch\u1ecdn khi thi\u1ebft l\u1eadp b\u1ea3o v\u1ec7 DDoS d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y:<\/p>\n

Gi\u1ea3m thi\u1ec3u DDoS tr\u00ean \u0111\u00e1m m\u00e2y theo y\u00eau c\u1ea7u:<\/strong><\/h3>\n

C\u00e1c d\u1ecbch v\u1ee5 n\u00e0y k\u00edch ho\u1ea1t sau khi nh\u00f3m n\u1ed9i b\u1ed9 ho\u1eb7c nh\u00e0 cung c\u1ea5p ph\u00e1t hi\u1ec7n ra m\u1ed1i \u0111e d\u1ecda.\u00a0N\u1ebfu b\u1ea1n b\u1ecb DDoS, nh\u00e0 cung c\u1ea5p s\u1ebd chuy\u1ec3n h\u01b0\u1edbng t\u1ea5t c\u1ea3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp sang t\u00e0i nguy\u00ean \u0111\u00e1m m\u00e2y \u0111\u1ec3 duy tr\u00ec d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn.<\/p>\n

B\u1ea3o v\u1ec7 DDoS lu\u00f4n b\u1eadt tr\u00ean \u0111\u00e1m m\u00e2y:<\/strong><\/h3>\n

C\u00e1c d\u1ecbch v\u1ee5 n\u00e0y \u0111\u1ecbnh tuy\u1ebfn t\u1ea5t c\u1ea3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp th\u00f4ng qua m\u1ed9t trung t\u00e2m l\u1ecdc \u0111\u00e1m m\u00e2y (v\u1edbi chi ph\u00ed l\u00e0 \u0111\u1ed9 tr\u1ec5 nh\u1ecf). T\u00f9y ch\u1ecdn n\u00e0y ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng \u0111\u1ee7 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

B\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n d\u1ef1a v\u00e0o nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y \u0111\u1ec3 b\u1ea3o v\u1ec7 DDoS. B\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp m\u00f4i tr\u01b0\u1eddng k\u1ebft h\u1ee3p<\/strong>\u00a0ho\u1eb7c\u00a0nhi\u1ec1u \u0111\u00e1m m\u00e2y<\/strong> \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3.<\/p>\n

\u0110\u1eebng b\u1ecf qua m\u1ed1i \u0111e d\u1ecda DDoS<\/h2>\n

C\u00e1c m\u1ed1i \u0111e d\u1ecda DDoS ng\u00e0y m\u1ed9t tr\u1edf n\u00ean nguy hi\u1ec3m h\u01a1n. C\u00e1c chuy\u00ean gia d\u1ef1 \u0111o\u00e1n s\u1ed1 l\u1ea7n t\u1ea5n c\u00f4ng DDoS<\/a> trung b\u00ecnh h\u00e0ng n\u0103m s\u1ebd t\u0103ng l\u00ean 15,4 tri\u1ec7u v\u00e0o n\u0103m 2023<\/strong>. Con s\u1ed1 \u0111\u00f3 ch\u1ec9 ra r\u1eb1ng g\u1ea7n nh\u01b0 m\u1ecdi doanh nghi\u1ec7p s\u1ebd ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi DDoS. V\u00ec v\u1eady, vi\u1ec7c chu\u1ea9n b\u1ecb cho lo\u1ea1i t\u1ea5n c\u00f4ng n\u00e0y n\u00ean \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>","protected":false},"excerpt":{"rendered":"

M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS cho ph\u00e9p tin t\u1eb7c l\u00e0m ng\u1eadp m\u1ea1ng ho\u1eb7c m\u00e1y ch\u1ee7 b\u1eb1ng l\u01b0u l\u01b0\u1ee3ng gi\u1ea3. Qu\u00e1 nhi\u1ec1u l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp s\u1ebd l\u00e0m qu\u00e1 t\u1ea3i t\u00e0i nguy\u00ean v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng th\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u th\u1ef1c s\u1ef1 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. C\u00e1c […]<\/p>","protected":false},"author":1,"featured_media":11982,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[301,21,17],"tags":[314],"yoast_head":"\nC\u00e1ch Ph\u00f2ng Ch\u1ed1ng DDoS Hi\u1ec7u Qu\u1ea3 Nh\u1ea5t Hi\u1ec7n Nay<\/title>\n<meta name=\"description\" content=\"M\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng DDoS, l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp s\u1ebd l\u00e0m qu\u00e1 t\u1ea3i t\u00e0i nguy\u00ean v\u00e0 l\u00e0m gi\u00e1n \u0111o\u1ea1n k\u1ebft n\u1ed1i. 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