{"id":34446,"date":"2024-06-25T11:58:01","date_gmt":"2024-06-25T04:58:01","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=34446"},"modified":"2025-06-16T16:20:16","modified_gmt":"2025-06-16T09:20:16","slug":"tac-hai-cua-dos-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/tac-hai-cua-dos-la-gi\/","title":{"rendered":"T\u00e1c h\u1ea1i c\u1ee7a DoS l\u00e0 g\u00ec? C\u00e1ch th\u1ee9c ph\u00f2ng ch\u1ed1ng DoS"},"content":{"rendered":"\n<p><strong>V\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 v\u01b0\u1ee3t b\u1eadc c\u1ee7a c\u00f4ng ngh\u1ec7, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng c\u0169ng tr\u1edf n\u00ean ng\u00e0y m\u1ed9t nguy hi\u1ec3m h\u01a1n. V\u00ec th\u1ebf, vi\u1ec7c t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c c\u00e1ch th\u1ee9c, nh\u1eefng t\u00e1c h\u1ea1i c\u0169ng nh\u01b0 c\u00e1ch \u0111\u1ec3 ph\u00f2ng tr\u00e1nh ch\u00fang v\u00e0 DoS\/ DDoS l\u00e0 nh\u1eefng c\u00e1ch th\u1ee9c t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. Trong b\u00e0i vi\u1ebft n\u00e0y, TinoHost s\u1ebd c\u00f9ng b\u1ea1n t\u00ecm hi\u1ec3u v\u1ec1 kh\u00e1i ni\u1ec7m DoS\/DDoS, d\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft v\u00e0 t\u00e1c h\u1ea1i c\u1ee7a DoS l\u00e0 g\u00ec v\u00e0 c\u00e1ch \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng DoS nh\u00e9!<\/strong><\/p>\n\n\n\n<h2 id=\"T\u00ecm_hi\u1ec3u_v\u1ec1_DoS\"><a id=\"post-34446-_c5ye893f4gov\"><\/a><strong>T\u00ecm hi\u1ec3u v\u1ec1 DoS<\/strong><\/h2>\n\n\n\n<h3 id=\"DoS_l\u00e0_g\u00ec?\"><a id=\"post-34446-_d1bpm04q9qst\"><\/a><strong>DoS l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p><strong>DoS<\/strong> l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <strong>Denial of Service<\/strong>, t\u1ea1m d\u1ecbch: <em>T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5<\/em>. \u0110\u00e2y l\u00e0 m\u1ed9t d\u1ea1ng t\u1ea5n c\u00f4ng m\u1ea1ng nh\u1eb1m l\u00e0m gi\u00e1n \u0111o\u1ea1n ho\u1eb7c v\u00f4 hi\u1ec7u h\u00f3a m\u1ed9t d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, khi\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c d\u1ecbch v\u1ee5 \u0111\u00f3. K\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n DoS b\u1eb1ng c\u00e1ch g\u1eedi m\u1ed9t l\u01b0\u1ee3ng l\u1edbn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp gi\u1ea3 m\u1ea1o \u0111\u1ebfn m\u00e1y ch\u1ee7 cung c\u1ea5p d\u1ecbch v\u1ee5, khi\u1ebfn cho m\u00e1y ch\u1ee7 b\u1ecb qu\u00e1 t\u1ea3i v\u00e0 kh\u00f4ng th\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u h\u1ee3p ph\u00e1p c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-1-1.png\" alt=\"DoS-la-gi\" class=\"wp-image-95228\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-1-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-1-1-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">DoS l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Th\u00f4ng th\u01b0\u1eddng, DoS s\u1ebd nh\u1eafm v\u00e0o nh\u1eefng d\u1ecbch v\u1ee5, <a href=\"https:\/\/tino.vn\/blog\/website-la-gi\/\" data-type=\"post\" data-id=\"24334\" target=\"_blank\" rel=\"noreferrer noopener\">website <\/a>hay nh\u1eefng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u00f3 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng l\u1edbn \u0111\u1ec3 t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n<h3 id=\"DDoS_l\u00e0_g\u00ec?\"><a id=\"post-34446-_sc6289qkr36g\"><\/a><strong>DDoS l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/tino.vn\/blog\/ddos-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">DDoS<\/a> <\/strong>l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <strong>Distributed Denial of Service, <\/strong>t\u1ea1m d\u1ecbch: <em>T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n<\/em> v\u00e0 \u0111\u00e2y l\u00e0 phi\u00ean b\u1ea3n n\u00e2ng c\u1ea5p c\u1ee7a DoS.<\/p>\n\n\n\n<p>\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a DDoS l\u00e0 ch\u00fang kh\u00f3 b\u1ecb ph\u00e1t hi\u1ec7n h\u01a1n, c\u00f3 nhi\u1ec1u h\u1ec7 th\u1ed1ng ho\u1eb7c m\u1ea1ng l\u01b0\u1edbi l\u1edbn v\u00e0 nh\u1eafm v\u00e0o t\u1ea5n c\u00f4ng m\u1ed9t m\u1ee5c ti\u00eau duy nh\u1ea5t t\u1eeb nhi\u1ec1u ngu\u1ed3n. T\u1eeb \u0111\u00f3, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u00e1y ch\u1ee7 c\u1ee7a m\u1ee5c ti\u00eau b\u1ecb s\u1eadp v\u00e0 kh\u00f4ng th\u1ec3 x\u1eed l\u00fd th\u00eam b\u1ea5t c\u1ee9 m\u1ed9t y\u00eau c\u1ea7u n\u00e0o n\u1eefa.<\/p>\n\n\n\n<p>DDoS l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c ghi nh\u1eadn v\u00e0o n\u0103m 2018. \u0110\u1ed1i t\u01b0\u1ee3ng c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y nh\u1eafm \u0111\u1ebfn l\u00e0 d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef m\u00e3 ngu\u1ed3n <a href=\"http:\/\/GitHub.com\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">GitHub<\/a>.<\/p>\n\n\n\n<h3 id=\"DoS_v\u00e0_DDoS_kh\u00e1c_nhau_nh\u01b0_th\u1ebf_n\u00e0o?\"><strong>DoS v\u00e0 DDoS kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/h3>\n\n\n\n<h4 id=\"DoS_(T\u1eeb_ch\u1ed1i_d\u1ecbch_v\u1ee5)\"><strong>DoS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5)<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u1ef1c hi\u1ec7n b\u1edfi m\u1ed9t h\u1ec7 th\u1ed1ng duy nh\u1ea5t:<\/strong> DoS \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi m\u1ed9t h\u1ec7 th\u1ed1ng duy nh\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp, nh\u1eb1m v\u00e0o m\u1ed9t m\u1ee5c ti\u00eau c\u1ee5 th\u1ec3.<\/li>\n\n\n\n<li><strong>L\u01b0\u1ee3ng truy c\u1eadp nh\u1ecf h\u01a1n:<\/strong> DoS s\u1eed d\u1ee5ng l\u01b0\u1ee3ng truy c\u1eadp nh\u1ecf h\u01a1n so v\u1edbi DDoS, nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u1ee7 \u0111\u1ec3 l\u00e0m qu\u00e1 t\u1ea3i m\u1ee5c ti\u00eau, \u0111\u1eb7c bi\u1ec7t l\u00e0 n\u1ebfu m\u1ee5c ti\u00eau \u0111\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 t\u1ed1t.<\/li>\n\n\n\n<li><strong>D\u1ec5 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n:<\/strong> DoS d\u1ec5 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n h\u01a1n v\u00ec ngu\u1ed3n g\u1ed1c c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng \u0111\u1ebfn t\u1eeb m\u1ed9t v\u1ecb tr\u00ed duy nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"DDoS_(Ph\u00e2n_t\u00e1n_t\u1eeb_ch\u1ed1i_d\u1ecbch_v\u1ee5)\"><strong>DDoS (Ph\u00e2n t\u00e1n t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5)<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u1ef1c hi\u1ec7n b\u1edfi nhi\u1ec1u h\u1ec7 th\u1ed1ng:<\/strong> DDoS \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi nhi\u1ec1u h\u1ec7 th\u1ed1ng b\u1ecb x\u00e2m nh\u1eadp, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;botnet&#8221;, c\u00f9ng l\u00fac t\u1ea5n c\u00f4ng m\u1ed9t m\u1ee5c ti\u00eau.<\/li>\n\n\n\n<li><strong>L\u01b0\u1ee3ng truy c\u1eadp kh\u1ed5ng l\u1ed3:<\/strong> DDoS s\u1eed d\u1ee5ng l\u01b0\u1ee3ng truy c\u1eadp kh\u1ed5ng l\u1ed3, c\u00f3 th\u1ec3 l\u00e0m qu\u00e1 t\u1ea3i ngay c\u1ea3 nh\u1eefng m\u1ee5c ti\u00eau \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 t\u1ed1t nh\u1ea5t.<\/li>\n\n\n\n<li><strong>Kh\u00f3 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n:<\/strong> DDoS kh\u00f3 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n h\u01a1n v\u00ec ngu\u1ed3n g\u1ed1c c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng \u0111\u1ebfn t\u1eeb nhi\u1ec1u v\u1ecb tr\u00ed kh\u00e1c nhau.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-2.png\" alt=\"dos-va-ddos-khac-nhau-nhu-the-nao\" class=\"wp-image-95229\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-2-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">DoS v\u00e0 DDoS kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"D\u1ea5u_hi\u1ec7u_nh\u1eadn_bi\u1ebft_DoS\"><a id=\"post-34446-_38xl3yg7m4bh\"><\/a><strong>D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft DoS<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Website truy c\u1eadp ch\u1eadm b\u1ea5t th\u01b0\u1eddng:<\/strong> M\u1eb7c d\u00f9 m\u1ea1ng internet c\u1ee7a b\u1ea1n v\u1eabn \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp c\u00e1c website kh\u00e1c b\u00ecnh th\u01b0\u1eddng, nh\u01b0ng website c\u1ee7a b\u1ea1n l\u1ea1i c\u00f3 t\u1ed1c \u0111\u1ed9 truy c\u1eadp r\u1ea5t ch\u1eadm.<\/li>\n\n\n\n<li><strong>Kh\u00f4ng th\u1ec3 truy c\u1eadp website:<\/strong> Website c\u1ee7a b\u1ea1n ho\u00e0n to\u00e0n kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c, ho\u1eb7c ch\u1ec9 c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c ng\u1eaft qu\u00e3ng.<\/li>\n\n\n\n<li><strong>L\u1ed7i website:<\/strong> Khi truy c\u1eadp website, b\u1ea1n g\u1eb7p ph\u1ea3i c\u00e1c l\u1ed7i nh\u01b0 l\u1ed7i 503 (Service Unavailable), l\u1ed7i 403 (Forbidden), &#8230;<\/li>\n\n\n\n<li><strong>L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t ng\u1ed9t:<\/strong> L\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn website c\u1ee7a b\u1ea1n t\u0103ng \u0111\u1ed9t ng\u1ed9t v\u00e0 b\u1ea5t th\u01b0\u1eddng, trong khi l\u01b0\u1ee3ng truy c\u1eadp th\u1ef1c t\u1ebf t\u1eeb ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng t\u0103ng.<\/li>\n\n\n\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng IP \u0111\u00e1ng ng\u1edd:<\/strong> B\u1ea1n nh\u1eadn th\u1ea5y c\u00f3 nhi\u1ec1u \u0111\u1ecba ch\u1ec9 IP l\u1ea1 truy c\u1eadp website c\u1ee7a m\u00ecnh v\u1edbi t\u1ea7n su\u1ea5t truy c\u1eadp cao trong m\u1ed9t kho\u1ea3ng th\u1eddi gian ng\u1eafn.<\/li>\n\n\n\n<li><strong>M\u00e1y ch\u1ee7 web b\u1ecb qu\u00e1 t\u1ea3i:<\/strong> M\u00e1y ch\u1ee7 web c\u1ee7a b\u1ea1n s\u1eed d\u1ee5ng h\u1ebft CPU, RAM ho\u1eb7c dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, d\u1eabn \u0111\u1ebfn website ho\u1ea1t \u0111\u1ed9ng ch\u1eadm ho\u1eb7c kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c.<\/li>\n\n\n\n<li><strong>Nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u email r\u00e1c:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng DoS c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 web c\u1ee7a b\u1ea1n \u0111\u1ec3 g\u1eedi email r\u00e1c.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-3.png\" alt=\"cac-dau-hieu-nhan-biet-tan-cong-dos\" class=\"wp-image-95230\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-3.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-3-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">C\u00e1c d\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft t\u1ea5n c\u00f4ng DoS<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 id=\"T\u00e1c_h\u1ea1i_c\u1ee7a_DoS_l\u00e0_g\u00ec?\"><a id=\"post-34446-_gcxf8smhvgtb\"><\/a><strong>T\u00e1c h\u1ea1i c\u1ee7a DoS l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>Nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng lu\u00f4n mang l\u1ea1i nh\u1eefng h\u1eadu qu\u1ea3 kh\u00f4n l\u01b0\u1eddng \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi s\u1edf h\u1eefu h\u1ec7 th\u1ed1ng, \u1ee9ng d\u1ee5ng hay website v\u00e0 c\u00f2n c\u1ea3 ng\u01b0\u1eddi d\u00f9ng. T\u1eeb nh\u1eefng h\u1eadu qu\u1ea3 nh\u01b0 ch\u1ecbu t\u1ed5n th\u1ea5t v\u1ec1 m\u1eb7c d\u1eef li\u1ec7u, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng; \u201cv\u1ea1 l\u00e2y\u201d \u0111\u1ebfn website kh\u00e1c c\u0169ng nh\u01b0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 (t\u00e1c h\u1ea1i c\u1ee7a DDoS).<\/p>\n\n\n\n<h3 id=\"S\u1ee5p_\u0111\u1ed5_h\u1ec7_th\u1ed1ng\"><a id=\"post-34446-_q1elpipqkqvu\"><\/a><strong>S\u1ee5p \u0111\u1ed5 h\u1ec7 th\u1ed1ng<\/strong><\/h3>\n\n\n\n<p>Khi b\u1ecb t\u1ea5n c\u00f4ng DoS, t\u1ec9 l\u1ec7 trang web, h\u1ec7 th\u1ed1ng hay \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n b\u1ecb s\u1eadp v\u00e0 ng\u01b0\u1eddi d\u00f9ng hay ch\u00ednh b\u1ea1n c\u0169ng kh\u00f4ng th\u1ec3 truy c\u1eadp v\u00e0o \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p>\u0110\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c, trong tr\u01b0\u1eddng h\u1ee3p l\u00e0 m\u1ed9t doanh nghi\u1ec7p hay m\u1ed9t ng\u01b0\u1eddi ki\u1ebfm ti\u1ec1n t\u1eeb d\u1ecbch v\u1ee5 c\u1ee7a trang web, h\u1ec7 th\u1ed1ng hay \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh, b\u1ea1n s\u1ebd kh\u00f4ng ki\u1ebfm \u0111\u01b0\u1ee3c doanh thu n\u1ebfu website\/ d\u1ecbch v\u1ee5 c\u1ee7a b\u1ea1n \u0111\u00e3 b\u1ecb s\u1eadp. \u0110i\u1ec1u n\u00e0y s\u1ebd g\u00e2y ra tr\u1ea3i nghi\u1ec7m t\u1ed3i t\u1ec7 \u0111\u1ebfn v\u1edbi kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p>T\u1ec7 h\u01a1n, c\u00f4ng s\u1ee9c <a href=\"https:\/\/tino.vn\/blog\/seo-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">SEO<\/a> web c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1ebfu Google thu th\u1eadp d\u1eef li\u1ec7u v\u00e0 \u0111\u00e1nh gi\u00e1 website c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng b\u1ea5t b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n kh\u00f4ng sao l\u01b0u l\u1ea1i d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh v\u00e0 nhanh ch\u00f3ng kh\u00f4i ph\u1ee5c l\u1ea1i h\u1ec7 th\u1ed1ng, c\u00f3 th\u1ec3 b\u1ea1n s\u1ebd g\u1eb7p r\u1eafc r\u1ed1i khi Google kh\u00f4ng t\u00ecm th\u1ea5y c\u00e1c internal links.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-4.png\" alt=\"tan-cong-dos-gay-tac-hai-lon\" class=\"wp-image-95231\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-4.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-4-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">T\u1ea5n c\u00f4ng DoS g\u00e2y t\u00e1c h\u1ea1i l\u1edbn<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"T\u1ea1o_ra_l\u1ed7_h\u1ed5ng_b\u1ea3o_m\u1eadt_l\u1edbn\"><a id=\"post-34446-_1jypwp8rykby\"><\/a><strong>T\u1ea1o ra l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt l\u1edbn<\/strong><\/h3>\n\n\n\n<p>Sau cu\u1ed9c t\u1ea5n c\u00f4ng, h\u1ec7 th\u1ed1ng v\u00e0 b\u1ea1n s\u1ebd t\u1eadp trung v\u00e0o vi\u1ec7c nhanh ch\u00f3ng kh\u00f4i ph\u1ee5c l\u1ea1i trang web v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 c\u1ee7a m\u00ecnh tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i b\u00ecnh th\u01b0\u1eddng; c\u00f3 th\u1ec3 h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt c\u1ee7a b\u1ea1n \u0111\u00e3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 ch\u01b0a \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t l\u1ea1i sau cu\u1ed9c t\u1ea5n c\u00f4ng ho\u1eb7c ch\u01b0a \u0111\u01b0\u1ee3c v\u00e1 l\u1ed7 h\u1ed5ng.<\/p>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y s\u1ebd khi\u1ebfn c\u00e1c hacker quay tr\u1edf l\u1ea1i v\u00e0 t\u1ea5n c\u00f4ng trang web c\u1ee7a b\u1ea1n b\u1eb1ng c\u1eeda h\u1eadu &#8211; backdoor, g\u00e2y t\u00ea li\u1ec7t trang web, h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n m\u1ed9t l\u1ea7n n\u1eefa.<\/p>\n\n\n\n<p>V\u00ec th\u1ebf, t\u1ed1t h\u01a1n h\u1ebft, b\u1ea1n n\u00ean t\u1eadp trung ngu\u1ed3n l\u1ef1c v\u00e0o vi\u1ec7c v\u00e1 c\u00e1c l\u1ed7 h\u1ed5ng tr\u00ean h\u1ec7 th\u1ed1ng, website v\u00e0 d\u1ecbch v\u1ee5 c\u1ee7a m\u00ecnh tr\u01b0\u1edbc. Sau \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 nhanh ch\u00f3ng \u0111\u01b0a d\u1ecbch v\u1ee5, website c\u1ee7a m\u00ecnh quay tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i online.<\/p>\n\n\n\n<h3 id=\"M\u1ea5t_th\u1eddi_gian_v\u00e0_ti\u1ec1n_b\u1ea1c\"><a id=\"post-34446-_2gyi5bgbhusw\"><\/a><a id=\"post-34446-_fa6vzkfptp98\"><\/a><strong>M\u1ea5t th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111\u00e3 sao l\u01b0u l\u1ea1i d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh, b\u1ea1n s\u1ebd t\u1ed1n th\u1eddi gian \u0111\u1ec3 kh\u00f4i ph\u1ee5c ch\u00fang tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i tr\u01b0\u1edbc khi b\u1ecb t\u1ea5n c\u00f4ng. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n kh\u00f4ng sao l\u01b0u l\u1ea1i, c\u00f3 kh\u1ea3 n\u0103ng b\u1ea1n s\u1ebd m\u1ea5t s\u1ea1ch d\u1eef li\u1ec7u v\u00e0 \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn doanh thu c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>Cu\u1ed9c t\u1ea5n c\u00f4ng s\u1ebd g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u, tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, b\u1ea1n s\u1ebd ph\u1ea3i thu\u00ea chuy\u00ean gia \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i h\u1ec7 th\u1ed1ng v\u00e0 \u0111\u00f4i khi b\u1ea1n s\u1ebd ph\u1ea3i thay \u0111\u1ed5i nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. T\u1ea5t c\u1ea3 nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec1u d\u1eabn \u0111\u1ebfn vi\u1ec7c m\u1ea5t ti\u1ec1n v\u00e0 m\u1ea5t th\u1eddi gian.<\/p>\n\n\n\n<h2 id=\"C\u1ea7n_l\u00e0m_g\u00ec_khi_nghi_ng\u1edd_website_b\u1ecb_DoS?\"><strong>C\u1ea7n l\u00e0m g\u00ec khi nghi ng\u1edd website b\u1ecb DoS?<\/strong><\/h2>\n\n\n\n<p>Khi b\u1ea1n nghi ng\u1edd website c\u1ee7a m\u00ecnh \u0111ang b\u1ecb t\u1ea5n c\u00f4ng DoS, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i h\u00e0nh \u0111\u1ed9ng nhanh ch\u00f3ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n:<\/p>\n\n\n\n<h3 id=\"X\u00e1c_\u0111\u1ecbnh_lo\u1ea1i_h\u00ecnh_t\u1ea5n_c\u00f4ng_DoS\"><strong>X\u00e1c \u0111\u1ecbnh lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS<\/strong><\/h3>\n\n\n\n<p>C\u00f3 nhi\u1ec1u lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS kh\u00e1c nhau, m\u1ed7i lo\u1ea1i c\u00f3 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1ng t\u1ea5n c\u00f4ng ri\u00eang. M\u1ed9t s\u1ed1 lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ea5n c\u00f4ng HTTP Flood<\/strong>: K\u1ebb t\u1ea5n c\u00f4ng g\u1eedi nhi\u1ec1u y\u00eau c\u1ea7u HTTP \u0111\u1ebfn website c\u1ee7a b\u1ea1n trong m\u1ed9t kho\u1ea3ng th\u1eddi gian ng\u1eafn, khi\u1ebfn cho m\u00e1y ch\u1ee7 web qu\u00e1 t\u1ea3i v\u00e0 kh\u00f4ng th\u1ec3 x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u h\u1ee3p ph\u00e1p.<\/li>\n\n\n\n<li><strong>T\u1ea5n c\u00f4ng Smurf:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng gi\u1ea3 m\u1ea1o \u0111\u1ecba ch\u1ec9 IP c\u1ee7a b\u1ea1n v\u00e0 g\u1eedi y\u00eau c\u1ea7u ICMP \u0111\u1ebfn nhi\u1ec1u m\u00e1y ch\u1ee7 kh\u00e1c tr\u00ean internet. Khi c\u00e1c m\u00e1y ch\u1ee7 n\u00e0y nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ICMP, ch\u00fang s\u1ebd g\u1eedi ph\u1ea3n h\u1ed3i \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP c\u1ee7a b\u1ea1n, khi\u1ebfn cho m\u00e1y ch\u1ee7 web c\u1ee7a b\u1ea1n b\u1ecb qu\u00e1 t\u1ea3i.<\/li>\n\n\n\n<li><strong>T\u1ea5n c\u00f4ng DNS Amplification:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng c\u00e1c b\u1ea3n ghi DNS \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh sai \u0111\u1ec3 khu\u1ebfch \u0111\u1ea1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn website c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS , b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t m\u1ea1ng ho\u1eb7c li\u00ean h\u1ec7 v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 hosting c\u1ee7a b\u1ea1n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-5.png\" alt=\"can-lam-gi-khi-nghi-ngo-website-bi-dos\" class=\"wp-image-95232\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-5.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-5-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">C\u1ea7n l\u00e0m g\u00ec khi nghi ng\u1edd website b\u1ecb DoS?<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Ng\u0103n_ch\u1eb7n_l\u01b0u_l\u01b0\u1ee3ng_truy_c\u1eadp_t\u1ea5n_c\u00f4ng\"><strong>Ng\u0103n ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng<\/strong><\/h3>\n\n\n\n<p>Sau khi x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ec3 ng\u0103n ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng \u0111\u1ebfn website c\u1ee7a m\u00ecnh. M\u1ed9t s\u1ed1 bi\u1ec7n ph\u00e1p ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 ch\u1ed1ng DoS:<\/strong> C\u00f3 nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DoS cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p gi\u00fap b\u1ea1n ng\u0103n ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng v\u00e0 b\u1ea3o v\u1ec7 website c\u1ee7a m\u00ecnh.<\/li>\n\n\n\n<li><strong>C\u1ea5u h\u00ecnh t\u01b0\u1eddng l\u1eeda:<\/strong> B\u1ea1n c\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh t\u01b0\u1eddng l\u1eeda \u0111\u1ec3 ch\u1eb7n c\u00e1c y\u00eau c\u1ea7u \u0111\u1ebfn t\u1eeb c\u00e1c \u0111\u1ecba ch\u1ec9 IP \u0111\u00e3 bi\u1ebft l\u00e0 t\u1ea5n c\u00f4ng.<\/li>\n\n\n\n<li><strong>S\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 CDN (Content Delivery Network):<\/strong> CDN gi\u00fap ph\u00e2n ph\u1ed1i n\u1ed9i dung website c\u1ee7a b\u1ea1n \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng t\u1eeb nhi\u1ec1u m\u00e1y ch\u1ee7 kh\u00e1c nhau tr\u00ean th\u1ebf gi\u1edbi. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS b\u1eb1ng c\u00e1ch ph\u00e2n t\u00e1n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Li\u00ean_h\u1ec7_v\u1edbi_nh\u00e0_cung_c\u1ea5p_d\u1ecbch_v\u1ee5_hosting\"><strong>Li\u00ean h\u1ec7 v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 hosting<\/strong><\/h3>\n\n\n\n<p>Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 hosting c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS v\u00e0 b\u1ea3o v\u1ec7 website c\u1ee7a b\u1ea1n. H\u1ecd s\u1ebd cung c\u1ea5p cho b\u1ea1n c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 d\u1ecbch v\u1ee5 \u0111\u1ec3 ng\u0103n ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng, \u0111\u1ed3ng th\u1eddi c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n<h3 id=\"Theo_d\u00f5i_v\u00e0_gi\u00e1m_s\u00e1t\"><strong>Theo d\u00f5i v\u00e0 gi\u00e1m s\u00e1t<\/strong><\/h3>\n\n\n\n<p>Quan tr\u1ecdng l\u00e0 ph\u1ea3i theo d\u00f5i v\u00e0 gi\u00e1m s\u00e1t website c\u1ee7a b\u1ea1n sau khi \u0111\u00e3 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng DoS. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1edbi v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c k\u1ecbp th\u1eddi.<a id=\"post-34446-_d73scalfrpp7\"><\/a><\/p>\n\n\n\n<h2 id=\"C\u00e1ch_\u0111\u1ec3_ng\u0103n_ng\u1eeba_DoS\"><strong>C\u00e1ch \u0111\u1ec3 ng\u0103n ng\u1eeba DoS<\/strong><\/h2>\n\n\n\n<h3 id=\"Th\u01b0\u1eddng_xuy\u00ean_sao_l\u01b0u_d\u1eef_li\u1ec7u\"><a id=\"post-34446-_wbl152nqgaq2\"><\/a><strong>Th\u01b0\u1eddng xuy\u00ean sao l\u01b0u d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<p>Th\u01b0\u1eddng xuy\u00ean <a href=\"https:\/\/tino.vn\/blog\/backup-va-restore-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">sao l\u01b0u d\u1eef li\u1ec7u<\/a> l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3 nh\u1ea5t! N\u1ebfu b\u1ea1n th\u01b0\u1eddng xuy\u00ean sao l\u01b0u, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng kh\u00f4i ph\u1ee5c l\u1ea1i khi website c\u1ee7a b\u1ea1n s\u1eadp xu\u1ed1ng.<\/p>\n\n\n\n<p>B\u1ea1n c\u0169ng s\u1ebd tr\u1edf n\u00ean ch\u1ee7 \u0111\u1ed9ng h\u01a1n trong vi\u1ec7c ph\u00f2ng tr\u00e1nh DoS\/ DDoS c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<h3 id=\"S\u1eed_d\u1ee5ng_t\u01b0\u1eddng_l\u1eeda\"><a id=\"post-34446-_29fctrvs4lqd\"><\/a><strong>S\u1eed d\u1ee5ng t\u01b0\u1eddng l\u1eeda<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu website, c\u00e1c d\u1ecbch v\u1ee5 b\u1ea1n cung c\u1ea5p c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed hay m\u1ed9t l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng kh\u1ed5ng l\u1ed3, b\u1ea1n n\u00ean quan t\u00e2m v\u00e0 \u0111\u1ea7u t\u01b0 v\u00e0o h\u1ec7 th\u1ed1ng t\u01b0\u1eddng l\u1eeda, h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n v\u00e0 ph\u00f2ng ch\u1ed1ng DoS\/DDoS \u0111\u1ec3 tr\u00e1nh nh\u1eefng thi\u1ec7t h\u1ea1i \u0111\u00e1ng ti\u1ebfc khi ch\u00fang di\u1ec5n ra.<\/p>\n\n\n\n<p>V\u00e0 ng\u0103n ch\u1eb7n tr\u01b0\u1edbc khi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng di\u1ec5n ra s\u1ebd l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/p>\n\n\n\n<h3 id=\"S\u1eed_d\u1ee5ng_h\u1ec7_th\u1ed1ng_ph\u00e1t_hi\u1ec7n_x\u00e2m_nh\u1eadp_(IDS)\"><strong>S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS)<\/strong><\/h3>\n\n\n\n<p>IDS c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ph\u00e1t hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng ng\u1edd tr\u00ean m\u1ea1ng c\u1ee7a m\u00ecnh v\u00e0 c\u1ea3nh b\u00e1o b\u1ea1n v\u1ec1 c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-6.png\" alt=\"co-nhieu-cach-ngan-chan-dos\" class=\"wp-image-95234\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-6.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/05\/tac-hai-cua-dos-la-gi-6-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">C\u00f3 nhi\u1ec1u c\u00e1ch ng\u0103n ch\u1eb7n DoS<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"S\u1eed_d\u1ee5ng_CDN\"><a id=\"post-34446-_of3mtbrt6kfp\"><\/a><strong>S\u1eed d\u1ee5ng CDN<\/strong><\/h3>\n\n\n\n<p>Th\u1ef1c t\u1ebf, CDN kh\u00f4ng nh\u1eb1m \u0111\u1ec3 ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS\/DDoS m\u00e0 ch\u00fang s\u1ebd cho ph\u00e9p m\u1ed9t l\u01b0\u1ee3ng truy c\u1eadp kh\u1ed5ng l\u1ed3 di\u1ec5n ra, hay ng\u1eafn g\u1ecdn h\u01a1n l\u00e0 h\u1ea5p th\u1ee5 cu\u1ed9c t\u1ea5n c\u00f4ng. Tuy nhi\u00ean, vi\u1ec7c h\u1ea5p th\u1ee5 \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 hay kh\u00f4ng s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9c t\u1ea5n c\u00f4ng c\u00f3 l\u1edbn h\u01a1n dung l\u01b0\u1ee3ng b\u1ea1n c\u00f3, h\u1ec7 th\u1ed1ng ch\u1ecbu \u0111\u01b0\u1ee3c hay kh\u00f4ng.<\/li>\n\n\n\n<li>Kh\u00f4ng ph\u1ea3i b\u1ea5t c\u1ee9 trang web, n\u1ed9i dung trong website n\u00e0o c\u0169ng \u0111\u1ec1u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng CDN.<\/li>\n\n\n\n<li>Ngo\u00e0i ra, CDN kh\u00f4ng th\u1ec3 b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng d\u1ee5ng ho\u00e0n to\u00e0n.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Th\u1ef1c_hi\u1ec7n_c\u00e1c_b\u00e0i_ki\u1ec3m_tra_th\u00e2m_nh\u1eadp\"><strong>Th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i ki\u1ec3m tra th\u00e2m nh\u1eadp<\/strong><\/h3>\n\n\n\n<p>C\u00e1c b\u00e0i ki\u1ec3m tra th\u00e2m nh\u1eadp c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh c\u00e1c l\u1ed7 h\u1ed5ng trong h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt c\u1ee7a m\u00ecnh c\u00f3 th\u1ec3 b\u1ecb k\u1ebb t\u1ea5n c\u00f4ng DoS khai th\u00e1c.<\/p>\n\n\n\n<h3 id=\"C\u1eadp_nh\u1eadt_ph\u1ea7n_m\u1ec1m\"><strong>C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m<\/strong><\/h3>\n\n\n\n<p>H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n lu\u00f4n c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m website v\u00e0 m\u00e1y ch\u1ee7 c\u1ee7a m\u00ecnh l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t. C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m th\u01b0\u1eddng bao g\u1ed3m c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt gi\u00fap kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng c\u00f3 th\u1ec3 b\u1ecb k\u1ebb t\u1ea5n c\u00f4ng DoS khai th\u00e1c.<\/p>\n\n\n\n<h3 id=\"N\u00e2ng_c\u1ea5p_d\u1ecbch_v\u1ee5_hosting\"><strong>N\u00e2ng c\u1ea5p d\u1ecbch v\u1ee5 hosting<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu website c\u1ee7a b\u1ea1n th\u01b0\u1eddng xuy\u00ean b\u1ecb t\u1ea5n c\u00f4ng DoS, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n n\u00e2ng c\u1ea5p l\u00ean g\u00f3i d\u1ecbch v\u1ee5 hosting c\u00f3 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef v\u00e0 b\u0103ng th\u00f4ng cao h\u01a1n.<\/p>\n\n\n\n<p>\u0110\u1ebfn \u0111\u00e2y, ch\u00fang ta \u0111\u00e3 c\u00f9ng nhau t\u00ecm hi\u1ec3u v\u1ec1 DoS l\u00e0 g\u00ec, DDoS l\u00e0 g\u00ec, nh\u1eefng d\u1ea5u hi\u1ec7u cho th\u1ea5y b\u1ea1n \u0111ang b\u1ecb t\u1ea5n c\u00f4ng DoS\/ DDoS c\u0169ng nh\u01b0 nh\u1eefng t\u00e1c h\u1ea1i c\u1ee7a DoS\/ DDoS kh\u1ee7ng khi\u1ebfp \u0111\u1ebfn m\u1ee9c n\u00e0o. TinoHost mong r\u1eb1ng b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 ph\u00f2ng tr\u00e1nh \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng v\u00e0 gi\u1eef cho h\u1ec7 th\u1ed1ng, website lu\u00f4n \u0111\u01b0\u1ee3c an to\u00e0n.<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-34446-_r5xssrplukoa\"><\/a><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"DoS_v\u00e0_DDoS,_c\u00e1i_n\u00e0o_c\u00f3_h\u1ea1i_h\u01a1n?\">DoS v\u00e0 DDoS, c\u00e1i n\u00e0o c\u00f3 h\u1ea1i h\u01a1n?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u1ea3 2 \u0111\u1ec1u mang l\u1ea1i nh\u1eefng t\u00e1c h\u1ea1i kh\u00f4n l\u01b0\u1eddng. Tuy nhi\u00ean, DDoS mang l\u1ea1i nhi\u1ec1u t\u00e1c h\u1ea1i kh\u1ee7ng khi\u1ebfp h\u01a1n do ch\u00fang nh\u1eafm \u0111\u1ebfn nhi\u1ec1u m\u1ee5c ti\u00eau h\u01a1n v\u00e0 r\u1ea5t kh\u00f3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7 \u0111\u00edch c\u0169ng nh\u01b0 c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n c\u1ee7a ch\u00fang.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u00e0m_c\u00e1ch_n\u00e0o_\u0111\u1ec3_ph\u00f2ng_ch\u1ed1ng_DoS\/DDoS_hi\u1ec7u_qu\u1ea3_100%?\">L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng DoS\/DDoS hi\u1ec7u qu\u1ea3 100%?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Hi\u1ec7n t\u1ea1i, kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o c\u00f3 th\u1ec3 ph\u00f2ng ch\u1ed1ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS\/DDoS hi\u1ec7u qu\u1ea3 100% \u0111\u01b0\u1ee3c. Tuy nhi\u00ean, \u00e1p d\u1ee5ng nhi\u1ec1u bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u00e1nh c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS\/ DDoS s\u1ebd l\u00e0m gi\u1ea3m thi\u1ec3u \u0111\u01b0\u1ee3c t\u1ed1i \u0111a t\u00e1c h\u1ea1i mang l\u1ea1i cho website v\u00e0 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>Th\u01b0\u1eddng xuy\u00ean sao l\u01b0u d\u1eef li\u1ec7u c\u0169ng l\u00e0 m\u1ed9t c\u00e1ch \u0111\u1ec3 ph\u00f2ng tr\u00e1nh DoS hi\u1ec7u qu\u1ea3.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u00e0m_th\u1ebf_n\u00e0o_\u0111\u1ec3_ch\u1ecdn_nh\u00e0_cung_c\u1ea5p_d\u1ecbch_v\u1ee5_ch\u1ed1ng_DoS_ph\u00f9_h\u1ee3p?\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DoS ph\u00f9 h\u1ee3p?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DDoS ph\u00f9 h\u1ee3p?<\/strong><\/p>\n\n\n\n<p>Khi ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DoS, b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 website c\u1ee7a b\u1ea1n kh\u1ecfi c\u00e1c lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS kh\u00e1c nhau.<\/li>\n\n\n\n<li><strong>Hi\u1ec7u su\u1ea5t: <\/strong>Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t website c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea1n khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp website c\u1ee7a b\u1ea1n t\u0103ng l\u00ean.<\/li>\n\n\n\n<li><strong>D\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng t\u1ed1t \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n khi b\u1ea1n c\u1ea7n tr\u1ee3 gi\u00fap.<\/li>\n<\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_c\u00e1c_cu\u1ed9c_t\u1ea5n_c\u00f4ng_DoS_x\u1ea3y_ra?\">T\u1ea1i sao c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS x\u1ea3y ra?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u00e1c m\u1ee5c ti\u00eau c\u00f3 th\u1ec3 bao g\u1ed3m ph\u00e1 ho\u1ea1i, tr\u1ea3 th\u00f9, t\u1ed1ng ti\u1ec1n, ho\u1eb7c \u0111\u01a1n gi\u1ea3n ch\u1ec9 \u0111\u1ec3 th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng c\u1ee7a hacker.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"DoS v\u00e0 DDoS, c\u00e1i n\u00e0o c\u00f3 h\u1ea1i h\u01a1n?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u1ea3 2 \u0111\u1ec1u mang l\u1ea1i nh\u1eefng t\u00e1c h\u1ea1i kh\u00f4n l\u01b0\u1eddng. Tuy nhi\u00ean, DDoS mang l\u1ea1i nhi\u1ec1u t\u00e1c h\u1ea1i kh\u1ee7ng khi\u1ebfp h\u01a1n do ch\u00fang nh\u1eafm \u0111\u1ebfn nhi\u1ec1u m\u1ee5c ti\u00eau h\u01a1n v\u00e0 r\u1ea5t kh\u00f3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c ch\u1ee7 \u0111\u00edch c\u0169ng nh\u01b0 c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n c\u1ee7a ch\u00fang.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng DoS\/DDoS hi\u1ec7u qu\u1ea3 100%?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Hi\u1ec7n t\u1ea1i, kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o c\u00f3 th\u1ec3 ph\u00f2ng ch\u1ed1ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS\/DDoS hi\u1ec7u qu\u1ea3 100% \u0111\u01b0\u1ee3c. Tuy nhi\u00ean, \u00e1p d\u1ee5ng nhi\u1ec1u bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u00e1nh c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS\/ DDoS s\u1ebd l\u00e0m gi\u1ea3m thi\u1ec3u \u0111\u01b0\u1ee3c t\u1ed1i \u0111a t\u00e1c h\u1ea1i mang l\u1ea1i cho website v\u00e0 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p><p>Th\u01b0\u1eddng xuy\u00ean sao l\u01b0u d\u1eef li\u1ec7u c\u0169ng l\u00e0 m\u1ed9t c\u00e1ch \u0111\u1ec3 ph\u00f2ng tr\u00e1nh DoS hi\u1ec7u qu\u1ea3.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DoS ph\u00f9 h\u1ee3p?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DDoS ph\u00f9 h\u1ee3p?<\/strong><\/p><p>Khi ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ed1ng DoS, b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 sau:<\/p><ul><li><strong>Kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 website c\u1ee7a b\u1ea1n kh\u1ecfi c\u00e1c lo\u1ea1i h\u00ecnh t\u1ea5n c\u00f4ng DoS kh\u00e1c nhau.<\/li><li><strong>Hi\u1ec7u su\u1ea5t: <\/strong>Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1ea5n c\u00f4ng m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t website c\u1ee7a b\u1ea1n.<\/li><li><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea1n khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp website c\u1ee7a b\u1ea1n t\u0103ng l\u00ean.<\/li><li><strong>D\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng:<\/strong> Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u1ea7n c\u00f3 d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng t\u1ed1t \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n khi b\u1ea1n c\u1ea7n tr\u1ee3 gi\u00fap.<\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u1ea1i sao c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DoS x\u1ea3y ra?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u00e1c m\u1ee5c ti\u00eau c\u00f3 th\u1ec3 bao g\u1ed3m ph\u00e1 ho\u1ea1i, tr\u1ea3 th\u00f9, t\u1ed1ng ti\u1ec1n, ho\u1eb7c \u0111\u01a1n gi\u1ea3n ch\u1ec9 \u0111\u1ec3 th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng c\u1ee7a hacker.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>V\u1edbi s\u1ef1 ti\u1ebfn b\u1ed9 v\u01b0\u1ee3t b\u1eadc c\u1ee7a c\u00f4ng ngh\u1ec7, c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng c\u0169ng tr\u1edf n\u00ean ng\u00e0y m\u1ed9t nguy hi\u1ec3m h\u01a1n. V\u00ec th\u1ebf, vi\u1ec7c t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c c\u00e1ch th\u1ee9c, nh\u1eefng t\u00e1c h\u1ea1i c\u0169ng nh\u01b0 c\u00e1ch \u0111\u1ec3 ph\u00f2ng tr\u00e1nh ch\u00fang v\u00e0 DoS\/ DDoS l\u00e0 nh\u1eefng c\u00e1ch th\u1ee9c t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. Trong b\u00e0i [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":95236,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7374],"tags":[6394,6242],"class_list":["post-34446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-co-ban","tag-kien-thuc-hosting","tag-kien-thuc-website"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/34446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=34446"}],"version-history":[{"count":2,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/34446\/revisions"}],"predecessor-version":[{"id":95239,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/34446\/revisions\/95239"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/95236"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=34446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=34446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=34446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}