\ucc38\uc870: http:\/\/cafe.naver.com\/asterisker\/1497<\/p>\n
DDoS\uacf5\uaca9\uc73c\ub85c \uc758\uc678\ub85c \ud53c\ud574\ub97c \ub9ce\uc774\ubcf4\uace0\uc788\ub294 \ud604\uc2e4\uc785\ub2c8\ub2e4.
\n\uadf8\ub807\ub2e4\uace0 \ubb34\uc870\uac74 \uacf5\uaca9\ub2f9\ud560\uc218\ub294 \uc5c6\uaca0\uc8e0..\uadf8\ub798\uc11c \uc6f9\ubbfc\uc5d0 \ub514\ub3c4\uc2a4\uacf5\uaca9\ubc29\uc5b4\ub97c \ud560\uc218\uc788\ub294 \uc124\uc815\ud654\uba74\uc744 \ub123\uc5c8\uc2b5\ub2c8\ub2e4.
\n\uc644\uc804\ud55c \ubc29\uc5b4\ubc95\uc740 \uc544\ub2c8\uc9c0\ub9cc \uc5b4\ub290\uc815\ub3c4 \ud6a8\uacfc\ub294 \uc788\ub354\ub77c\uad6c\uc694
\n\ub9ac\ub205\uc2a4\uc5d0\uc11c\ub3c4 \ud574\uc8fc\uba74 \ub418\uaca0\uc9c0\ub9cc \uac04\ub2e8\ud788 \uc6f9\ubbfc\uc73c\ub85c\ub3c4 \uc124\uc815\ud560\uc218\uc788\uc2b5\ub2c8\ub2e4<\/p>\n
\uc544\ub798\ub294 \uc0ac\uc6a9\ubc95\uc785\ub2c8\ub2e4.<\/p>\n
# iptables -A INPUT -p tcp –dport 80 -m recent –update –seconds 1 –hitcount 10 –name HTTP -j DROP<\/p>\n
– 1\ucd08\ub3d9\uc548 80\ud3ec\ud2b8\uc5d0 \ub611\uac19\uc740 IP\uac00 10\ubc88 \uc774\uc0c1\uc758 SYN\uac00 \ub4e4\uc5b4\uc624\uba74 \ub4dc\ub78d\uc2dc\ud0a8\ub2e4.
\n\uc774\ub294 \uc815\uc0c1\uc801\uc778 \uc694\uccad\uc774 \uc544\ub2cc \uacf5\uaca9\uc73c\ub85c \uac04\uc8fc\ud55c\ub2e4.<\/p>\n
TCP FLAG \uc911 \uc804\uccb4\ub97c \ubcf4\uace0 \uadf8 \uc911 SYN \uacfc FIN\uc774 \uc788\uc744 \uacbd\uc6b0 \ucc28\ub2e8\ud558\ub294 \uc815\ucc45
\niptables -A INPUT -p tcp –tcp-flags ALL SYN,FIN -j DROP<\/p>\n
TCP FLAG \uc911 \uc804\uccb4\ub97c \ubcf4\uace0 \uadf8 \uc911 PSH \uacfc FIN\uc774 \uc788\uc744 \uacbd\uc6b0 \ucc28\ub2e8\ud558\ub294 \uc815\ucc45
\niptables -A INPUT -p tcp –tcp-flags ALL PSH,FIN -j DROP<\/p>\n
-icmp \ud328\ud0b7\uc774 \ub4e4\uc5b4\uc62c \uacbd\uc6b0 ICM \uccb4\uc778\uc73c\ub85c \uc804\ub2ec
\n-icmp \uccb4\uc778\uc5d0 ping\uc5d0 \ub300\ud55c \uc751\ub2f5\ud558\uc9c0 \uc54a\ub294 \uc815\ucc45 \ucd94\uac00<\/p>\n
iptables -N ICMP
\niptables -A INPUT -p icmp -j ICMP
\niptables -A ICMP -p icmp –icmp-type 8 -j DROP<\/p>\n","protected":false},"excerpt":{"rendered":"
\ucc38\uc870: http:\/\/cafe.naver.com\/asterisker\/1497 DDoS\uacf5\uaca9\uc73c\ub85c \uc758\uc678\ub85c \ud53c\ud574\ub97c \ub9ce\uc774\ubcf4\uace0\uc788\ub294 \ud604\uc2e4\uc785\ub2c8\ub2e4. \uadf8\ub807\ub2e4\uace0 \ubb34\uc870\uac74 \uacf5\uaca9\ub2f9\ud560\uc218\ub294 \uc5c6\uaca0\uc8e0..\uadf8\ub798\uc11c \uc6f9\ubbfc\uc5d0 \ub514\ub3c4\uc2a4\uacf5\uaca9\ubc29\uc5b4\ub97c \ud560\uc218\uc788\ub294 \uc124\uc815\ud654\uba74\uc744 \ub123\uc5c8\uc2b5\ub2c8\ub2e4. \uc644\uc804\ud55c \ubc29\uc5b4\ubc95\uc740 \uc544\ub2c8\uc9c0\ub9cc \uc5b4\ub290\uc815\ub3c4 \ud6a8\uacfc\ub294 \uc788\ub354\ub77c\uad6c\uc694 \ub9ac\ub205\uc2a4\uc5d0\uc11c\ub3c4 \ud574\uc8fc\uba74 \ub418\uaca0\uc9c0\ub9cc […]<\/a><\/p>\n<\/div>","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[11],"tags":[],"class_list":["post-516","post","type-post","status-publish","format-standard","hentry","category-centos"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=516"}],"version-history":[{"count":0,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/516\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.auctionpro.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}