¸Õ¸Õ´Ó±±¾©´óѧ¼ÆËã»úÑо¿ËùÐÅÏ¢°²È«ÖÐÐĵõ½µÄÏûÏ¢£¬ÓÚ2005Äê7ÔÂ12ÈÕ¼´½ñÌìÏÂÎç14£º00£¬¹úÄÚ¸÷´óÃÅ»§ÍøÕ¾¡¢googleËÑË÷ÒýÇæÒÔ¼°²¿·ÖרÌâÍøÕ¾£¨ÀýÈçÖйú¾¼ÃÍøµÈ£©·¢ÉúÁË´óÃæ»ýµÄÍøÂç̱»¾ÏÖÏó¡£ÓÐר¼Ò»³ÒÉ£¬Õâ´ÎÍ»ÈçÆäÀ´µÄÍøÂç̱»¾ÊÇÓÉÓÚ»¥ÁªÍøÊܵ½´ó¹æÄ£µÄ·Ö²¼Ê½¾Ü¾ø·þÎñ¹¥»÷£¨DDoS¹¥»÷£©Ëùµ¼Ö£¡Í¨¹ýÀúʱ1¸ö¶àСʱµÄ½ô¼±ÇÀÐÞ£¬Ä¿Ç°¸÷´óÍøÕ¾¶¼Òѻָ´Õý³£¡¢¼ÌÐøΪ¹ã´óÓû§Ìṩä¯ÀÀ·þÎñ£¡
±»»³ÒÉÒýÆ𱾴λ¥ÁªÍø̱»¾Ê¼þµÄÐ×ÊÖ¡ª¡ªDDoS¹¥»÷£¨Distributed-Disturbed-Denial-Of-Service£©¡ª¡ªËØÀ´ÊÇÒ»¸ö·Ç³£ÑϾþµÄ¹«¹²°²È«ÎÊÌ⣬ÔøÓкڿÍêdzÆËüΪ¡°ºÚ¿ÍÖÕ¼«ÎäÆ÷¡±¡£´Ë¹¥»÷ÒÔÿÄê50%µÄËÙ¶ÈÔö¼Ó£¬ÔÚÈ«Çò·¶Î§ÄÚ×÷°¸ÀÛÀÛ£º2002Äê10Ô£¬¹ú¼Ê»¥ÁªÍøϵͳµÄºËÐÄDNS·þÎñÆ÷Ôâµ½ÓÐÊ·ÒÔÀ´×îÑÏÖصĹ¥»÷£¬°üÀ¨ÃÀ¹ú¡¢Èðµä¡¢Ó¢¹ú¡¢ÈÕ±¾µÄ13¸ö¸ùÃû·þÎñÆ÷̱»¾£»2004Äê³õ´«±éÈ«ÇòµÄMyDoom²¡¶¾£¬ÀûÓò¡¶¾ÌåÄÚµÄDDoS¹¤¾ß¶ÔSCOÍøÕ¾ºÍ΢ÈíÍøÕ¾·¢ÆðDDoS¹¥»÷£¬Ôì³É¾Þ´óÓ°Ï죻2005Äê³õÖйúÌÆɽ¾ÍÆÆ»ñÒ»ÆðÀûÓÃBotnet¿ØÖÆ10Íǫ̀¼ÆËã»úµÄ°¸¼þ£¬×÷°¸ÕßÀûÓÃDDos¹¥»÷¶ïÕ©¹úÄÚijÍøÕ¾£¬ÒýÆðºä¶¯¡¡
Ä¿Ç°£¬ÒÑÖªµÀµÄDDoS¹¥»÷¼¼Êõ´óÖ·ÖΪÒÔϼ¸ÖÖ£ºÎ±ÔìÊý¾Ý£¬Ïû³ý¹¥»÷°üÌØÕ÷£»×ÛºÏÀûÓÃÐÒéȱÏݺÍϵͳ´¦ÀíȱÏÝ£»Ê¹ÓöàÖÖ¹¥»÷°ü»ìºÏ¹¥»÷£»²ÉÓù¥»÷°üÔ¤²úÉú·¨£¬Ìá¸ß¹¥»÷ËÙÂÊ¡£Ä¿Ç°ÒѾ³öÏֵĹ¥»÷¹¤¾ßÔÚµ¥µãÇé¿öÏÂÄÜ·¢Æð6£7Íò¸ö/Ãë¹¥»÷°ü£¬×ãÒÔ¶ÂÈûÒ»¸ö°ÙÕ×´ø¿íµÄ´óÖÐÐÍÍøÕ¾¡£ÏñÎÄÕ¿ªÍ·ËùÌáµ½µÄÃÅ»§ÍøÕ¾±»ºÚʼþ£¬¶ÔÄÇЩ¶ñÃûÕÑÖøµÄºÚ¿Í¶øÑÔÐËÐíÖ»ÊÇСÊÔÅ£µ¶°ÕÁË£¡
ÕýËùν¡°µÀ¸ßÒ»³ß¡¢Ä§¸ßÒ»ÕÉ¡±£¬ËäÈ»DDoS·Ö²¼Ê½¾Ü¾ø·þÎñ¹¥»÷À´ÊÆÐÚÐÚ£¬µ«ÊǹúÄÚ°²È«Òµ½çµÄһЩר¼ÒÒ²¶Ô´Ë×÷ÁËϵͳµ÷²éºÍ·´ÖƼ¼Êõ¡£À´×Ô±±¾©´óѧ¼ÆËã»úÑо¿ËùµÄר¼Ò½éÉÜ£¬Ä¿Ç°DDoS¹¥»÷Ö÷Òª·ÖΪÁ½Àࣺ´ø¿íºÄ¾¡ÐͺÍ×ÊÔ´ºÄ¾¡ÐÍ¡£´ø¿íºÄ¾¡ÐÍÖ÷ÒªÊǶÂÈûÄ¿±êÍøÂçµÄ³ö¿Ú£¬µ¼Ö´ø¿íÏûºÄ²»ÄÜ£»¶øºóÕßÔòÊÇÄ¿Ç°±È½Ï¶à¼ûµÄDDoS¹¥»÷ÀàÐÍ£¬¹¥»÷ÕßÀûÓ÷þÎñÆ÷´¦ÀíȱÏÝ¡¢ÏûºÄÄ¿±ê·þÎñÆ÷µÄ¹Ø¼ü×ÊÔ´£¬ÀýÈçCPU¡¢ÄÚ´æµÈ£¬µ¼ÖÂÎÞ·¨ÌṩÕý³£·þÎñ¡£ÀýÈç³£¼ûµÄSyn Flood¹¥»÷¡¢NAPTHA¹¥»÷µÈ¡£¶øÄ¿Ç°ÒµÄڱȽÏÖ÷Á÷µÄDDoS·À·¶¼¼Êõ°üÀ¨¹¥»÷×·×Ù¡¢Íø¹Ø·À·¶µÈ¼¼Êõ£ºÔڹǸÉÍøÉϹ¥»÷×·×ÙÑо¿µÄÄ¿±ê¾ÍÊÇ£¬ÔÚ¹¥»÷Õ߸տªÊ¼·¢Æð¹¥»÷ʱ¾ÍÄܶ¨Î»¹¥»÷Ô´£¬´Ó¶ø×èµ²¹¥»÷À©É¢ºÍ¼õÇáÄ¿±êËðʧ£»ÏñÊÇÀûÓÃICMPÊý¾Ý°ü×·×Ù¡¢»òÊÇBurch ºÍ CheswickÌá³öµÄͨ¹ý±êÖ¾Êý¾Ý°üÀ´×·×ٵķ½·¨£¬¶¼ÊÇÄ¿Ç°Ñо¿µÄÖ÷·½Ïò¡£