{"id":44520,"date":"2024-10-06T16:14:20","date_gmt":"2024-10-06T08:14:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44520\/"},"modified":"2024-10-06T16:14:20","modified_gmt":"2024-10-06T08:14:20","slug":"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e5%af%a6%e6%96%bd%e7%b6%b2%e7%b5%a1%e5%85%a5%e4%be%b5%e9%98%b2%e7%a6%a6%e7%b3%bb%e7%b5%b1","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44520\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5be6\u65bd\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71"},"content":{"rendered":"

Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u5be6\u65bd\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71<\/h1>\n

\u5728\u7576\u4eca\u6578\u4f4d\u5316\u7684\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u5df2\u6210\u70ba\u4f01\u696d\u548c\u500b\u4eba\u7528\u6236\u4e0d\u53ef\u5ffd\u8996\u7684\u91cd\u8981\u8b70\u984c\u3002Linux \u4f3a\u670d\u5668\u56e0\u5176\u958b\u6e90\u7279\u6027\u548c\u9748\u6d3b\u6027\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u74b0\u5883\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u624b\u6bb5\u7684\u65e5\u76ca\u589e\u591a\uff0c\u5be6\u65bd\u6709\u6548\u7684\u5b89\u5168\u7b56\u7565\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Linux \u4f3a\u670d\u5668\u4e0a\u5be6\u65bd\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\uff08NIDS\uff09\uff0c\u4ee5\u589e\u5f37\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\uff08NIDS\uff09\uff1f<\/h2>\n

\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\uff08NIDS\uff09\u662f\u4e00\u7a2e\u76e3\u63a7\u7db2\u7d61\u6d41\u91cf\u7684\u5b89\u5168\u6280\u8853\uff0c\u65e8\u5728\u6aa2\u6e2c\u548c\u9632\u6b62\u6f5b\u5728\u7684\u7db2\u7d61\u653b\u64ca\u3002NIDS \u901a\u5e38\u901a\u904e\u5206\u6790\u9032\u51fa\u4f3a\u670d\u5668\u7684\u6578\u64da\u5305\uff0c\u8b58\u5225\u53ef\u7591\u6d3b\u52d5\u4e26\u53ca\u6642\u767c\u51fa\u8b66\u5831\u3002\u9019\u7a2e\u7cfb\u7d71\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u54e1\u53ca\u6642\u63a1\u53d6\u884c\u52d5\uff0c\u6e1b\u5c11\u6f5b\u5728\u7684\u640d\u5931\u3002<\/p>\n

\u5be6\u65bd NIDS \u7684\u6b65\u9a5f<\/h2>\n

1. \u9078\u64c7\u5408\u9069\u7684 NIDS \u5de5\u5177<\/h3>\n

\u5e02\u5834\u4e0a\u6709\u591a\u7a2e NIDS \u5de5\u5177\u53ef\u4f9b\u9078\u64c7\uff0c\u5e38\u898b\u7684\u5305\u62ec Snort\u3001Suricata \u548c Bro\uff08Zeek\uff09\u3002\u9019\u4e9b\u5de5\u5177\u5404\u6709\u7279\u9ede\uff0c\u9078\u64c7\u5408\u9069\u7684\u5de5\u5177\u53d6\u6c7a\u65bc\u60a8\u7684\u9700\u6c42\u548c\u74b0\u5883\u3002\u4f8b\u5982\uff0cSnort \u662f\u4e00\u500b\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90 NIDS\uff0c\u652f\u6301\u591a\u7a2e\u6aa2\u6e2c\u6a21\u5f0f\uff0c\u9069\u5408\u5927\u591a\u6578\u7528\u6236\u3002<\/p>\n

2. \u5b89\u88dd NIDS<\/h3>\n

\u4ee5 Snort \u70ba\u4f8b\uff0c\u5b89\u88dd\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n

sudo apt-get update\nsudo apt-get install snort<\/code><\/pre>\n
\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u914d\u7f6e Snort \u7684\u7db2\u7d61\u63a5\u53e3\u548c\u6aa2\u6e2c\u898f\u5247\u3002\u9019\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6\u4f86\u5b8c\u6210\uff0c\u901a\u5e38\u4f4d\u65bc \/etc\/snort\/snort.conf\u3002<\/p>\n
3. \u914d\u7f6e\u6aa2\u6e2c\u898f\u5247<\/h3>\n
\u6aa2\u6e2c\u898f\u5247\u662f NIDS \u7684\u6838\u5fc3\uff0c\u6c7a\u5b9a\u4e86\u7cfb\u7d71\u5982\u4f55\u8b58\u5225\u53ef\u7591\u6d3b\u52d5\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u9810\u8a2d\u7684\u898f\u5247\u96c6\uff0c\u4e5f\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u81ea\u5b9a\u7fa9\u898f\u5247\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u898f\u5247\uff0c\u7528\u65bc\u6aa2\u6e2c\u7279\u5b9a\u7aef\u53e3\u7684\u6383\u63cf\u884c\u70ba\uff1a<\/p>\n
alert tcp any any -> any 80 (msg:\"HTTP Port Scan\"; sid:1000001;)<\/code><\/pre>\n
4. \u76e3\u63a7\u548c\u5206\u6790\u5831\u544a<\/h3>\n
\u4e00\u65e6 NIDS \u958b\u59cb\u904b\u884c\uff0c\u60a8\u9700\u8981\u5b9a\u671f\u6aa2\u67e5\u5176\u751f\u6210\u7684\u5831\u544a\u548c\u8b66\u5831\u3002\u9019\u4e9b\u5831\u544a\u53ef\u4ee5\u5e6b\u52a9\u60a8\u8b58\u5225\u6f5b\u5728\u7684\u5b89\u5168\u5a01\u8105\uff0c\u4e26\u53ca\u6642\u63a1\u53d6\u884c\u52d5\u3002\u4f7f\u7528\u5de5\u5177\u5982 Barnyard2\uff0c\u53ef\u4ee5\u5c07 Snort \u7684\u65e5\u8a8c\u8f49\u63db\u70ba\u66f4\u6613\u65bc\u5206\u6790\u7684\u683c\u5f0f\u3002<\/p>\n
5. \u5b9a\u671f\u66f4\u65b0\u548c\u7dad\u8b77<\/h3>\n
\u96a8\u8457\u65b0\u578b\u653b\u64ca\u624b\u6bb5\u7684\u51fa\u73fe\uff0c\u5b9a\u671f\u66f4\u65b0 NIDS \u7684\u6aa2\u6e2c\u898f\u5247\u81f3\u95dc\u91cd\u8981\u3002\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684\u5de5\u5177\u548c\u898f\u5247\u96c6\u59cb\u7d42\u4fdd\u6301\u6700\u65b0\uff0c\u4ee5\u63d0\u9ad8\u9632\u79a6\u80fd\u529b\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u5be6\u65bd\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\u662f\u52a0\u5f37 Linux \u4f3a\u670d\u5668\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u9078\u64c7\u5408\u9069\u7684\u5de5\u5177\u3001\u914d\u7f6e\u6aa2\u6e2c\u898f\u5247\u3001\u76e3\u63a7\u5831\u544a\u4ee5\u53ca\u5b9a\u671f\u66f4\u65b0\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6f5b\u5728\u7684\u5b89\u5168\u98a8\u96aa\u3002\u96a8\u8457\u7db2\u7d61\u5b89\u5168\u5a01\u8105\u7684\u6f14\u8b8a\uff0c\u6301\u7e8c\u5b78\u7fd2\u548c\u9069\u61c9\u65b0\u7684\u9632\u79a6\u7b56\u7565\u5c07\u662f\u6bcf\u4f4d\u4f3a\u670d\u5668\u7ba1\u7406\u54e1\u7684\u8cac\u4efb\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc \u9999\u6e2fVPS<\/a> \u548c\u4f3a\u670d\u5668\u5b89\u5168\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Linux\u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\uff0c\u5b78\u7fd2\u5982\u4f55\u5be6\u65bd\u7db2\u7d61\u5165\u4fb5\u9632\u79a6\u7cfb\u7d71\u4ee5\u4fdd\u8b77\u60a8\u7684\u7cfb\u7d71\u514d\u53d7\u5a01\u8105\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44520","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44520"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44520\/revisions"}],"predecessor-version":[{"id":44521,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44520\/revisions\/44521"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}