{"id":479040,"date":"2023-08-09T10:01:33","date_gmt":"2023-08-09T10:01:33","guid":{"rendered":""},"modified":"2023-09-05T11:18:03","modified_gmt":"2023-09-05T11:18:03","slug":"smurfing","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/smurfing\/","title":{"rendered":"X\u00ec trum"},"content":{"rendered":"<p>Smurfing l\u00e0 m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng an ninh m\u1ea1ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c g\u1eedi m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn y\u00eau c\u1ea7u ti\u1ebfng vang Giao th\u1ee9c tin nh\u1eafn \u0111i\u1ec1u khi\u1ec3n Internet (ICMP), th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cping\u201d \u0111\u1ebfn nhi\u1ec1u \u0111\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1 tr\u00ean m\u1ea1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ea1ng botnet c\u1ee7a c\u00e1c m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp. Cu\u1ed9c t\u1ea5n c\u00f4ng d\u1eabn \u0111\u1ebfn h\u00e0ng lo\u1ea1t ph\u1ea3n h\u1ed3i, l\u00e0m cho\u00e1ng ng\u1ee3p m\u1ea1ng c\u1ee7a m\u1ee5c ti\u00eau v\u00e0 g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (DoS). Smurfing l\u00e0 m\u1ed9t m\u1ed1i \u0111e d\u1ecda \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 proxy, gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy (oneproxy.pro) cung c\u1ea5p, \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng nh\u01b0 v\u1eady.<\/p>\n<h2>L\u1ecbch s\u1eed v\u1ec1 ngu\u1ed3n g\u1ed1c c\u1ee7a X\u00ec trum v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn n\u00f3<\/h2>\n<p>Ngu\u1ed3n g\u1ed1c c\u1ee7a Smurfing c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb n\u0103m 1997 khi n\u00f3 l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u1eb7t t\u00ean b\u1edfi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1ea3o m\u1eadt t\u1ea1i Trung t\u00e2m \u0110i\u1ec1u ph\u1ed1i CERT. C\u00e1i t\u00ean \u201cSmurfing\u201d xu\u1ea5t ph\u00e1t t\u1eeb c\u00e1c nh\u00e2n v\u1eadt ho\u1ea1t h\u00ecnh n\u1ed5i ti\u1ebfng \u201cThe Smurfs\u201d, n\u01a1i h\u1ecd s\u1ed1ng trong m\u1ed9t c\u1ed9ng \u0111\u1ed3ng h\u00f2a thu\u1eadn, ph\u1ea3n \u00e1nh c\u00e1ch cu\u1ed9c t\u1ea5n c\u00f4ng lan r\u1ed9ng tr\u00ean c\u00e1c m\u1ea1ng.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Smurfing: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing l\u1ee3i d\u1ee5ng m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng nh\u1ea5t \u0111\u1ecbnh c\u1ee7a Giao th\u1ee9c Internet (IP) v\u00e0 ICMP. Khi m\u1ed9t botnet g\u1eedi y\u00eau c\u1ea7u ti\u1ebfng vang ICMP \u0111\u1ebfn c\u00e1c \u0111\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1, t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb tr\u00ean m\u1ea1ng \u0111\u00f3 s\u1ebd ph\u1ea3n h\u1ed3i \u0111\u1ed3ng th\u1eddi, khi\u1ebfn m\u1ee5c ti\u00eau tr\u00e0n ng\u1eadp ph\u1ea3n h\u1ed3i. Hi\u1ec7u \u1ee9ng khu\u1ebfch \u0111\u1ea1i n\u00e0y nh\u00e2n l\u00ean t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111\u00f2n t\u1ea5n c\u00f4ng, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean m\u1ea1nh m\u1ebd h\u01a1n v\u00e0 kh\u00f3 ch\u1ed1ng l\u1ea1i h\u01a1n.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a Smurfing: C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Smurfing<\/h2>\n<p>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing bao g\u1ed3m ba th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n<ol>\n<li>\n<p><strong>m\u1ea1ng botnet<\/strong>: M\u1ea1ng g\u1ed3m c\u00e1c m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cth\u00e2y ma\u201d ho\u1eb7c \u201cbot\u201d do k\u1ebb t\u1ea5n c\u00f4ng ki\u1ec3m so\u00e1t. Nh\u1eefng m\u00e1y t\u00ednh n\u00e0y v\u00f4 t\u00ecnh tham gia v\u00e0o cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eb1ng c\u00e1ch g\u1eedi y\u00eau c\u1ea7u ti\u1ebfng vang ICMP.<\/p>\n<\/li>\n<li>\n<p><strong>\u0110\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1<\/strong>: \u0110\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eedi tin nh\u1eafn \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb tr\u00ean m\u1ea1ng. Khi bot g\u1eedi y\u00eau c\u1ea7u ti\u1ebfng vang ICMP \u0111\u1ebfn c\u00e1c \u0111\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1, n\u00f3 s\u1ebd nh\u1eafc t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb tr\u00ean m\u1ea1ng m\u1ee5c ti\u00eau ph\u1ea3n h\u1ed3i, d\u1eabn \u0111\u1ebfn v\u00f4 s\u1ed1 ph\u1ea3n h\u1ed3i.<\/p>\n<\/li>\n<li>\n<p><strong>IP ngu\u1ed3n gi\u1ea3 m\u1ea1o<\/strong>: \u0110\u1ec3 tr\u00e1nh b\u1ecb ph\u00e1t hi\u1ec7n v\u00e0 che gi\u1ea5u danh t\u00ednh c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng, botnet g\u1eedi y\u00eau c\u1ea7u ti\u1ebfng vang ICMP v\u1edbi \u0111\u1ecba ch\u1ec9 IP ngu\u1ed3n gi\u1ea3 m\u1ea1o, khi\u1ebfn n\u00f3 c\u00f3 v\u1ebb nh\u01b0 y\u00eau c\u1ea7u b\u1eaft ngu\u1ed3n t\u1eeb ch\u00ednh m\u1ee5c ti\u00eau.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Smurfing<\/h2>\n<p>Smurfing s\u1edf h\u1eefu m\u1ed9t s\u1ed1 \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1nh m\u1ebd v\u00e0 nguy hi\u1ec3m:<\/p>\n<ul>\n<li>\n<p><strong>khu\u1ebfch \u0111\u1ea1i<\/strong>: Cu\u1ed9c t\u1ea5n c\u00f4ng l\u1ee3i d\u1ee5ng c\u00e1c \u0111\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1, khi\u1ebfn nhi\u1ec1u thi\u1ebft b\u1ecb ph\u1ea3n h\u1ed3i m\u1ed9t y\u00eau c\u1ea7u duy nh\u1ea5t, khu\u1ebfch \u0111\u1ea1i t\u00e1c \u0111\u1ed9ng l\u00ean m\u1ea1ng m\u1ee5c ti\u00eau.<\/p>\n<\/li>\n<li>\n<p><strong>\u1ea9n danh<\/strong>: Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ecba ch\u1ec9 IP ngu\u1ed3n gi\u1ea3 m\u1ea1o khi\u1ebfn vi\u1ec7c truy t\u00ecm ngu\u1ed3n g\u1ed1c c\u1ee7a cu\u1ed9c t\u1ea5n c\u00f4ng tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/p>\n<\/li>\n<li>\n<p><strong>ph\u00e2n ph\u1ed1i<\/strong>: Smurfing s\u1eed d\u1ee5ng m\u1ea1ng botnet, ph\u00e2n ph\u1ed1i cu\u1ed9c t\u1ea5n c\u00f4ng tr\u00ean nhi\u1ec1u m\u00e1y t\u00ednh b\u1ecb x\u00e2m nh\u1eadp, khi\u1ebfn vi\u1ec7c gi\u1ea3m nh\u1eb9 tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5<\/strong>: M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a Smurfing l\u00e0 l\u00e0m qu\u00e1 t\u1ea3i m\u1ea1ng c\u1ee7a m\u1ee5c ti\u00eau, d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 v\u00e0 khi\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 kh\u00f4ng kh\u1ea3 d\u1ee5ng.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c ki\u1ec3u l\u01b0\u1edbt v\u00e1n<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh hai lo\u1ea1i ch\u00ednh:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ICMP l\u01b0\u1edbt v\u00e1n<\/td>\n<td>S\u1eed d\u1ee5ng c\u00e1c y\u00eau c\u1ea7u ti\u1ebfng vang ICMP \u0111\u1ec3 ti\u1ebfn h\u00e0nh t\u1ea5n c\u00f4ng tr\u00e0n ng\u1eadp.<\/td>\n<\/tr>\n<tr>\n<td>X\u00ec trum UDP<\/td>\n<td>S\u1eed d\u1ee5ng c\u00e1c g\u00f3i Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng (UDP) \u0111\u1ec3 g\u00e2y ng\u1eadp l\u1ee5t.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng Smurfing, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<h3>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng Smurfing<\/h3>\n<p>Smurfing c\u00f3 b\u1ea3n ch\u1ea5t \u0111\u1ed9c h\u1ea1i v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u1ec3 ph\u00e1t \u0111\u1ed9ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng, g\u00e2y gi\u00e1n \u0111o\u1ea1n v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh vi ph\u00e1 ho\u1ea1i. M\u1ed9t s\u1ed1 c\u00e1ch Smurfing c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p>L\u00e0m qu\u00e1 t\u1ea3i m\u1ea1ng c\u1ee7a \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i th\u1ebf c\u1ea1nh tranh.<\/p>\n<\/li>\n<li>\n<p>G\u00e2y thi\u1ec7t h\u1ea1i cho c\u00e1c h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n th\u00f4ng ho\u1eb7c t\u1ed5 ch\u1ee9c t\u00e0i ch\u00ednh.<\/p>\n<\/li>\n<li>\n<p>G\u00e2y r\u1ed1i lo\u1ea1n m\u00f4i tr\u01b0\u1eddng ch\u01a1i game tr\u1ef1c tuy\u1ebfn \u0111\u1ec3 c\u1ea3n tr\u1edf vi\u1ec7c ch\u01a1i game c\u1ee7a ng\u01b0\u1eddi kh\u00e1c.<\/p>\n<\/li>\n<\/ul>\n<h3>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn X\u00ec trum<\/h3>\n<p>Smurfing \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u00e1ng k\u1ec3 cho c\u00e1c qu\u1ea3n tr\u1ecb vi\u00ean m\u1ea1ng, v\u00ec t\u01b0\u1eddng l\u1eeda v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ph\u00e2n t\u00e1n quy m\u00f4 l\u1edbn. M\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p \u0111\u1ec3 gi\u1ea3m thi\u1ec3u c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>L\u1ecdc<\/strong>: Qu\u1ea3n tr\u1ecb vi\u00ean m\u1ea1ng c\u00f3 th\u1ec3 \u0111\u1ecbnh c\u1ea5u h\u00ecnh b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn \u0111\u1ec3 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng ICMP \u0111\u1ebfn t\u1eeb c\u00e1c \u0111\u1ecba ch\u1ec9 qu\u1ea3ng b\u00e1, ng\u0103n ch\u1eb7n hi\u1ec7u \u1ee9ng khu\u1ebfch \u0111\u1ea1i.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>: Tri\u1ec3n khai c\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c m\u1eabu y\u00eau c\u1ea7u \u0111\u1ebfn \u0111\u00e1ng ng\u1edd.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e1t hi\u1ec7n botnet<\/strong>: S\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng botnet tr\u01b0\u1edbc khi n\u00f3 \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>X\u00ec trum<\/th>\n<th>T\u1ea5n c\u00f4ng DDoS<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ki\u1ec3u t\u1ea5n c\u00f4ng<\/td>\n<td>L\u0169 ICMP\/UDP<\/td>\n<td>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 tham gia c\u1ee7a Botnet<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec7u \u1ee9ng khu\u1ebfch \u0111\u1ea1i<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<tr>\n<td>\u1ea9n danh<\/td>\n<td>\u0110\u00fang<\/td>\n<td>\u0110\u00fang<\/td>\n<\/tr>\n<tr>\n<td>T\u00ednh \u0111\u1eb7c hi\u1ec7u c\u1ee7a m\u1ee5c ti\u00eau<\/td>\n<td>M\u1ee5c ti\u00eau duy nh\u1ea5t<\/td>\n<td>\u0110\u01a1n\/nhi\u1ec1u<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn Smurfing<\/h2>\n<p>Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u00ean m\u1ea1ng nh\u01b0 X\u00ec trum c\u0169ng v\u1eady. \u0110\u1ec3 ch\u1ed1ng l\u1ea1i b\u1ed1i c\u1ea3nh ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng, nhi\u1ec1u ti\u1ebfn b\u1ed9 v\u00e0 chi\u1ebfn l\u01b0\u1ee3c kh\u00e1c nhau \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n<ul>\n<li>\n<p><strong>H\u1ecdc m\u00e1y<\/strong>: S\u1eed d\u1ee5ng c\u00e1c thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 \u1ee9ng ph\u00f3 v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing m\u1edbi v\u00e0 tinh vi.<\/p>\n<\/li>\n<li>\n<p><strong>T\u01b0\u1eddng l\u1eeda n\u00e2ng cao<\/strong>: S\u1eed d\u1ee5ng t\u01b0\u1eddng l\u1eeda ti\u00ean ti\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng ki\u1ec3m tra g\u00f3i s\u00e2u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00f2ng th\u1ee7 h\u1ee3p t\u00e1c<\/strong>: Thi\u1ebft l\u1eadp c\u00e1c m\u1ea1ng l\u01b0\u1edbi ph\u00f2ng th\u1ee7 h\u1ee3p t\u00e1c \u0111\u1ec3 chia s\u1ebb th\u00f4ng tin t\u00ecnh b\u00e1o v\u1ec1 m\u1ed1i \u0111e d\u1ecda v\u00e0 \u1ee9ng ph\u00f3 chung v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi Smurfing<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy, gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy (oneproxy.pro) cung c\u1ea5p, c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng th\u00f4ng qua m\u00e1y ch\u1ee7 proxy, \u0111\u1ecba ch\u1ec9 IP ngu\u1ed3n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng h\u1ee3p ph\u00e1p v\u1eabn \u0111\u01b0\u1ee3c \u1ea9n, khi\u1ebfn k\u1ebb t\u1ea5n c\u00f4ng g\u1eb7p kh\u00f3 kh\u0103n h\u01a1n trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u00e0 nh\u1eafm m\u1ee5c ti\u00eau v\u00e0o c\u00e1c m\u00e1y ch\u1ee7 c\u1ee5 th\u1ec3. M\u00e1y ch\u1ee7 proxy c\u0169ng c\u00f3 th\u1ec3 tri\u1ec3n khai c\u01a1 ch\u1ebf l\u1ecdc l\u01b0u l\u01b0\u1ee3ng v\u00e0 ph\u00e1t hi\u1ec7n b\u1ea5t th\u01b0\u1eddng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 ch\u1eb7n c\u00e1c m\u1eabu l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u00e1ng ng\u1edd li\u00ean quan \u0111\u1ebfn c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Smurfing.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 Smurfing v\u00e0 c\u00e1c m\u1ed1i \u0111e d\u1ecda an ninh m\u1ea1ng, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a href=\"https:\/\/www.cert.org\/\" target=\"_new\" rel=\"noopener nofollow\">Trung t\u00e2m \u0111i\u1ec1u ph\u1ed1i CERT<\/a><\/li>\n<li><a href=\"https:\/\/nvlpubs.nist.gov\/nistpubs\/Legacy\/SP\/nistspecialpublication800-40.pdf\" target=\"_new\" rel=\"noopener nofollow\">Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia (NIST) \u2013 T\u1ea5n c\u00f4ng Smurf<\/a><\/li>\n<li><a href=\"https:\/\/www.us-cert.gov\/ncas\/alerts\/TA13-088A\" target=\"_new\" rel=\"noopener nofollow\">Cu\u1ed9c t\u1ea5n c\u00f4ng khu\u1ebfch \u0111\u1ea1i Smurf US-CERT<\/a><\/li>\n<\/ol>","protected":false},"featured_media":479041,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479040","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Smurfing: An In-depth Look into the Phenomenon<\/mark>","faq_items":[{"question":"What is Smurfing?","answer":"<p>Smurfing is a cybersecurity attack that involves flooding a target's network with a large number of ICMP echo requests (pings) sent to broadcast addresses using a botnet of compromised computers. The overwhelming flood of responses causes denial-of-service disruptions.<\/p>"},{"question":"How did Smurfing originate, and when was it first identified?","answer":"<p>Smurfing was first identified and named by security researchers at CERT Coordination Center in 1997. The attack's name comes from the cartoon characters \"The Smurfs,\" reflecting the way the attack spreads across networks.<\/p>"},{"question":"How does Smurfing work?","answer":"<p>Smurfing employs a botnet of compromised computers to send ICMP echo requests to broadcast addresses. All devices on the target network respond simultaneously, resulting in a flood of replies that overwhelms the target's network.<\/p>"},{"question":"What are the key features of Smurfing?","answer":"<p>Smurfing possesses several key features, including amplification through broadcast addresses, anonymity through spoofed source IP addresses, and distribution through a botnet of compromised computers.<\/p>"},{"question":"What are the types of Smurfing attacks?","answer":"<p>Smurfing attacks can be categorized into two main types: ICMP Smurfing, which uses ICMP echo requests, and UDP Smurfing, which utilizes UDP packets for flooding.<\/p>"},{"question":"How is Smurfing used, and what are the potential problems?","answer":"<p>Smurfing is used maliciously to launch cyberattacks, cause disruptions, and sabotage targets. Potential problems include network overload, damage to critical infrastructure, and disturbances in online gaming. Solutions involve filtering, traffic analysis, and botnet detection.<\/p>"},{"question":"How does Smurfing compare to DDoS attacks?","answer":"<p>Smurfing shares similarities with DDoS attacks, such as the use of botnets and the amplification effect. However, Smurfing specifically relies on ICMP and UDP flooding, while DDoS attacks can use various methods.<\/p>"},{"question":"What are the future perspectives and technologies related to Smurfing?","answer":"<p>The future of combating Smurfing involves advancements in machine learning, enhanced firewalls with deep packet inspection, and collaborative defense networks for sharing threat intelligence.<\/p>"},{"question":"How can proxy servers from OneProxy help against Smurfing?","answer":"<p>Proxy servers from OneProxy can defend against Smurfing attacks by concealing the source IP addresses of legitimate users, implementing traffic filtering, and anomaly detection mechanisms to block suspicious traffic patterns.<\/p>"},{"question":"Where can I find more information about Smurfing and cybersecurity?","answer":"<p>For more information about Smurfing and cybersecurity threats, you can refer to the resources provided in the related links section. These sources will help you stay informed and protect your network from potential cyber threats.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/479040","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/479040\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/479041"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=479040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}