ÐÐÒµÐÂÎÅ
½üÆÚ£¬´úÂëÍйÜÍøÕ¾GitLabÔâ·êµ½DDOS¹¥»÷£¬·åÖµÁ÷Á¿³¬¹ý1Tbps£¬¹¥»÷ÕßÀûÓÃGitLabÍйܷþÎñÆ÷Éϵݲȫ·ì϶¹¹½¨½©Ê¬ÍøÂ磬ÌáÒé´óÁ÷Á¿DDOS¹¥»÷¡£
11ÔÂ15ÈÕ£¬ÍøÂç»ù´¡ÉèÊ©°²È«¹«Ë¾CloudflareÕì²âµ½Ê·ÉÏ×î´óÁ÷Á¿µÄDDOS¹¥»÷£¬·åÖµÁ÷Á¿¸ß´ï2Tbps¡£
É¢²¼Ê½»Ø¾ø·þÎñ£¨DDOS£©¹¥»÷ÊÇÍøÂçÉϳ£¼ûµÄÒ»ÖÖ¹¥»÷ÀàÐÍ£¬¹¥»÷ÕßÀûÓò¡¶¾ºÍ·ì϶½ÚÔì´óÁ¿ÍÆËã»úÏòÖ¸±ê·þÎñÆ÷ÌáÒé½Ó¼ûÒªÇ󣬿÷Ëð·þÎñÆ÷×ÊÔ´£¬µ¼ÖÂÕý³£ÒµÎñÎÞ·¨½Ó¼û¡£
´óÁ÷Á¿DDOS¹¥»÷µÄƵÈÔ³öÏÖÌáÐÑÆóÒµ±ØÒª¼Ó¿ìÒµÎñϵͳµÄ°²È«½¨É裬Õë¶ÔÆóÒµÖдæÔÚµÄÍøÂ簲ȫÎÊÌ⣬ÄϹ¬ÍƳöÁË»ùÓÚÁãÐÅÀµ°²È«ÀíÏëµÄ½â¾ö¹æ»®---ÖÇÐÐÁãÐÅÀµ½Ó¼û½ÚÔìϵͳ¡£ÎªÆóÒµ´ÓÈÝÓ¦¶Ô¸÷Àà¸ß¼¶¹¥»÷Ìṩ·À»¤¡°ÀûÆ÷¡±¡£
ÁãÐÅÀµSDP¼¼ÊõÈôºÎ·ÀÓùDDOS¹¥»÷£¿
³£¼ûµÄDDOS¹¥»÷ÓÐÒÔϼ¸ÖÖ£º 1. HTTP¹¥»÷£º¹¥»÷ÕßÌáÒé´óÁ¿µÄhttp½Ó¼ûÒªÇó·ÂÕÕÍøÕ¾½Ó¼ûÕߣ¬¿÷Ëð·þÎñÆ÷×ÊÔ´ÈÃÆäÎÞ·¨ÏìÓ¦Õý³£Óû§µÄÒªÇó¡£ 2. TCPºéË®¹¥»÷£º¹¥»÷Õß¶Ô·þÎñÆ÷ÌáÒé´óÁ¿Î±ÔìµÄTCP SYNÊý¾Ý°ü£¬È÷þÎñÆ÷ʼÖÕ´¦ÓÚÆÚ´ý״̬¡£ ÁãÐÅÀµ¶ÔÉÏÊö¹¥»÷µÄ·À»¤»úÔìÈçÏ HTTP¹¥»÷£ºÁãÐÅÀµ¶Ôδ¾Éí·ÝÈÏÖ¤µÄÓû§²»»á³ÉÁ¢HTTPÏνӡ£ TCPºéË®¹¥»÷£ºÁãÐÅÀµ»á°Ñ·¸·¨µÄSYN°üÖ±½Ó¶ªµô£¬²»»á´¦ÓÚÆÚ´ý״̬¡£ ÁãÐÅÀµÑ¡È¡ÏÈÈÏÖ¤ºóÏνӵķ½Ê½ÊÚȨ½Ó¼ûÒªÇ󣬵±ÁãÐÅÀµÍø¹Ø½Ó¹Üµ½¿Í»§¶Ë·¢³öµÄSPA£¨µ¥°üÈÏÖ¤£©²¢ÑéÖ¤ºÏ·¨ºó£¬²Å»á¶Ô½Ó¼ûÕßÊ¢¿ª¶ÔÓ¦µÄIPºÍ¶Ë¿Ú¡£¶ÔÓںڿͺÍδ¾Éí·ÝÈÏÖ¤µÄÓû§£¬ÒµÎñϵͳά³Ö¾²Ä¬×´Ì¬£¬²»Ê¢¿ªÈκÎIPºÍ¶Ë¿Ú¡£ºÚ¿ÍÎÞ·¨¹¥»÷Æä²»³ÉÊÓµÄÍøÂç×ʲú¼°Ö¸±ê£¬½ø¶øÔ¤·ÀDDOSµÈ¹¥»÷ÐÐΪ¡£ ÁãÐÅÀµµÖ¿¹DDOS¹¥»÷°¸Àý ij´óÐÍÒøÐÐÆóÒµÈÕ¾ù½Ó¼ûÒªÇó¸ß´ï17ÒڴΣ¬¿÷Ëð´óÁ¿µÄ·þÎñÆ÷×ÊÔ´¡£ÒøÐÐѡȡÁãÐÅÀµSDP¼¼Êõºó£¬ÈÕ¾ù½Ó¼ûÒªÇ󽵵͵½ÁË8ÒڴΡ£ÁãÐÅÀµ¼¼ÊõµÄ³É¹¦ÀûÓÃÆÁ±ÎµôÀ´×Ô»¥ÁªÍøµÄDDOSµÈÍøÂç¹¥»÷¡¢¶Ë¿ÚɨÃèºÍÅÀ³æ£¬¼ÓǿҵÎñϵͳ°²È«ÐÔµÄͬʱ½µµÍÁËÆóÒµµÄÔËÓª³É±¾£¬Ï÷¼õ×ÊÔ´¿÷Ëð¡£ ÄϹ¬ÁãÐÅÀµ°²È«½â¾ö¹æ»®ÒѾÔÚ½ÌÓý£¬Ò½ÁÆ£¬Í¨Ñ¶£¬½ðÈÚ£¬µ±¾Ö£¬¾ü¹¤µÈ¶à¸öÐÐÒµ½øÐÐÂ䵨ִÐв¿Êð£¬ÓÐЧ½â¾öÊý¾Ý°²È«ÎÊÌâ¡£½«À´£¬ÄϹ¬½«³ÖÐø´òÔì¡°È«³¡¾°¡±µÄÁãÐÅÀµ°²È«½â¾ö¹æ»®£¬ÎªÓû§ÍøÂç¹¹½¨¾ß±¸×ÔÊÊÓ¦¹¥»÷·À»¤ÄÜÁ¦µÄÖÇ»Û×ÝÉî·ÀÓùϵͳ£¬¹¹ÖþÒ»¸öÈ«·½Î»Êý¾ÝÓëÒµÎñ°²È«µÄ¿ÉÐÅ»·¾³¡£