DMCA \u8fdd\u89c4\u548c\u975e\u6cd5\u5185\u5bb9\u6258\u7ba1\u662f\u5bfc\u81f4 IP \u5c01\u7981\u6700\u5feb\u7684\u9014\u5f84\u3002\u7531\u4e8e\u8054\u90a6\u6cd5\u89c4\u548c\u884c\u4e1a\u6807\u51c6\uff0c\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u5bf9\u5185\u5bb9\u5408\u89c4\u6027\u7279\u522b\u4e25\u683c\u3002\u8bf7\u5b9e\u65bd\u4ee5\u4e0b\u5168\u9762\u9884\u9632\u63aa\u65bd\uff1a<\/p>\n

\u589e\u5f3a\u578b\u5185\u5bb9\u76d1\u63a7\u811a\u672c<\/h3>\n

\r\n#!\/bin\/bash\r\n# \u9ad8\u7ea7\u5185\u5bb9\u76d1\u63a7\u811a\u672c\r\nLOG_FILE=\"\/var\/log\/content_monitor.log\"\r\nALERT_EMAIL=\"admin@yourdomain.com\"\r\nSUSPICIOUS_PATTERNS=(\r\n    \"gambling\"\r\n    \"warez\"\r\n    \"crack\"\r\n    \"keygen\"\r\n    \"torrent\"\r\n    \"bootleg\"\r\n    \"counterfeit\"\r\n    \"pirated\"\r\n    \"illegal\\s+stream\"\r\n    \"copyright\\s+violation\"\r\n)\r\n\r\nmonitor_content() {\r\n    local timestamp=$(date '+%Y-%m-%d %H:%M:%S')\r\n    for pattern in \"${SUSPICIOUS_PATTERNS[@]}\"; do\r\n        matches=$(find \/var\/www -type f -exec grep -l \"$pattern\" {} \\;)\r\n        if [ ! -z \"$matches\" ]; then\r\n            echo \"[$timestamp] \u8b66\u544a: \u53d1\u73b0\u53ef\u7591\u5185\u5bb9: $pattern\" >> $LOG_FILE\r\n            echo \"$matches\" >> $LOG_FILE\r\n            \r\n            # \u53d1\u9001\u90ae\u4ef6\u8b66\u62a5\r\n            echo \"\u68c0\u6d4b\u5230\u53ef\u7591\u5185\u5bb9: $pattern\" | mail -s \"\u5185\u5bb9\u8b66\u62a5\" $ALERT_EMAIL\r\n            \r\n            # \u8bb0\u5f55\u6587\u4ef6\u5c5e\u6027\r\n            for file in $matches; do\r\n                stat \"$file\" >> $LOG_FILE\r\n            done\r\n        fi\r\n    done\r\n}\r\n\r\n# \u8fd0\u884c\u76d1\u63a7\r\nmonitor_content\r\n        <\/code><\/pre>\n
\u7f51\u7edc\u5b89\u5168\u8fdd\u89c4<\/strong><\/h2>\n
\u73b0\u4ee3\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u91c7\u7528\u590d\u6742\u7684\u5a01\u80c1\u68c0\u6d4b\u7cfb\u7edf\uff0c\u5229\u7528\u4eba\u5de5\u667a\u80fd\u548c\u673a\u5668\u5b66\u4e60\u6765\u8bc6\u522b\u53ef\u7591\u6a21\u5f0f\u3002\u5e38\u89c1\u89e6\u53d1\u56e0\u7d20\u5305\u62ec\uff1a<\/p>\n
\n
\u6bcf\u5c0f\u65f6\u8d85\u8fc7 500 \u5c01\u90ae\u4ef6\u7684\u51fa\u7ad9 SMTP \u6d41\u91cf<\/li>\n
\u8868\u660e\u53c2\u4e0e DDoS \u7684 UDP \u653e\u5927\u6a21\u5f0f<\/li>\n
\u52a0\u5bc6\u8d27\u5e01\u6316\u77ff\u7279\u5f81\u548c\u9ad8 CPU \u6a21\u5f0f<\/li>\n
\u50f5\u5c38\u7f51\u7edc\u547d\u4ee4\u548c\u63a7\u5236\u6a21\u5f0f<\/li>\n
\u5f02\u5e38\u7684 SSL\/TLS \u534f\u5546\u6a21\u5f0f<\/li>\n
\u53ef\u7591\u7684 DNS \u67e5\u8be2\u6a21\u5f0f<\/li>\n
\u6697\u7f51\u8bbf\u95ee\u5c1d\u8bd5<\/li>\n
\u5df2\u77e5\u6076\u610f\u8f6f\u4ef6\u901a\u4fe1\u7279\u5f81<\/li>\n<\/ul>\n
\u9ad8\u7ea7\u9632\u706b\u5899\u914d\u7f6e<\/h3>\n
\r\n# \u589e\u5f3a\u7684 iptables \u89c4\u5219\u5b9e\u73b0\u5168\u9762\u4fdd\u62a4\r\n# \u57fa\u672c\u89c4\u5219\r\niptables -A INPUT -p tcp --dport 25 -j DROP\r\niptables -A INPUT -p udp --dport 53 -m state --state NEW -m recent \\\r\n    --update --seconds 60 --hitcount 4 -j DROP\r\niptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent \\\r\n    --update --seconds 60 --hitcount 4 -j DROP\r\n\r\n# \u9ad8\u7ea7\u9632\u62a4\r\niptables -A INPUT -p tcp --tcp-flags ALL NONE -j DROP\r\niptables -A INPUT -p tcp --tcp-flags ALL ALL -j DROP\r\niptables -A INPUT -f -j DROP\r\niptables -A INPUT -p tcp --tcp-flags ALL FIN,URG,PSH -j DROP\r\niptables -A INPUT -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP\r\n\r\n# HTTP\/HTTPS \u901f\u7387\u9650\u5236\r\niptables -A INPUT -p tcp --dport 80 -m limit --limit 25\/minute --limit-burst 100 -j ACCEPT\r\niptables -A INPUT -p tcp --dport 443 -m limit --limit 25\/minute --limit-burst 100 -j ACCEPT\r\n\r\n# \u5730\u7406\u4f4d\u7f6e\u5c01\u7981\uff08\u9ad8\u98ce\u9669\u56fd\u5bb6\u793a\u4f8b\uff09\r\niptables -A INPUT -m geoip --src-cc CN,RU,NK -j DROP\r\n        <\/code><\/pre>\n
\u9884\u9632\u548c\u76d1\u63a7\u5de5\u5177<\/strong><\/h2>\n
\u5b9e\u65bd\u4ee5\u4e0b\u57fa\u672c\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\u4ee5\u5b9e\u73b0\u5168\u9762\u670d\u52a1\u5668\u4fdd\u62a4\uff1a<\/p>\n
\u9ad8\u7ea7\u7cfb\u7edf\u76d1\u63a7\u914d\u7f6e<\/h3>\n
\r\n# \u5b89\u88c5\u5168\u9762\u76d1\u63a7\u5de5\u5177\u6808\r\napt-get install nagios-nrpe-server monitoring-plugins prometheus node-exporter \\\r\n    grafana fail2ban aide rkhunter\r\n\r\n# \u914d\u7f6e\u9ad8\u7ea7\u68c0\u67e5\r\ncheck_command[check_users]=\/usr\/lib\/nagios\/plugins\/check_users -w 5 -c 10\r\ncheck_command[check_load]=\/usr\/lib\/nagios\/plugins\/check_load -w 15,10,5 -c 30,25,20\r\ncheck_command[check_disk]=\/usr\/lib\/nagios\/plugins\/check_disk -w 20% -c 10%\r\ncheck_command[check_zombie_procs]=\/usr\/lib\/nagios\/plugins\/check_procs -w 5 -c 10 -s Z\r\ncheck_command[check_total_procs]=\/usr\/lib\/nagios\/plugins\/check_procs -w 150 -c 200\r\ncheck_command[check_swap]=\/usr\/lib\/nagios\/plugins\/check_swap -w 20% -c 10%\r\ncheck_command[check_network]=\/usr\/lib\/nagios\/plugins\/check_network.pl -w 100000,100000 -c 200000,200000\r\n        <\/code><\/pre>\n
\u6062\u590d\u548c\u7533\u8bc9\u6d41\u7a0b<\/strong><\/h2>\n
\u9762\u5bf9 IP \u5c01\u7981\u65f6\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u5168\u9762\u7684\u6280\u672f\u5347\u7ea7\u6d41\u7a0b\uff1a<\/p>\n
\n
\u6536\u96c6\u5b8c\u6574\u7684\u7cfb\u7edf\u65e5\u5fd7\uff1a
\n\u2022 \/var\/log\/syslog
\n\u2022 \/var\/log\/auth.log
\n\u2022 \/var\/log\/apache2\/access.log
\n\u2022 \/var\/log\/apache2\/error.log
\n\u2022 \/var\/log\/mysql\/error.log
\n\u2022 \/var\/log\/fail2ban.log<\/li>\n<\/ol>\n
\n
<\/li>\n
\u4f7f\u7528 tcpdump \u548c Wireshark \u751f\u6210\u8be6\u7ec6\u6d41\u91cf\u5206\u6790\u62a5\u544a<\/li>\n
\u8bb0\u5f55\u6240\u6709\u5df2\u5b9e\u65bd\u7684\u5b89\u5168\u63aa\u65bd<\/li>\n
\u51c6\u5907\u5168\u9762\u7684\u6280\u672f\u7f13\u89e3\u8ba1\u5212<\/li>\n
\u8fdb\u884c\u5b8c\u6574\u7684\u5b89\u5168\u5ba1\u8ba1\u548c\u6f0f\u6d1e\u8bc4\u4f30<\/li>\n
\u6839\u636e\u53d1\u73b0\u5b9e\u65bd\u989d\u5916\u7684\u5b89\u5168\u63aa\u65bd<\/li>\n
\u8bb0\u5f55\u6240\u6709\u8fdb\u884c\u7684\u66f4\u6539\u548c\u6539\u8fdb<\/li>\n<\/ol>\n
\u7f8e\u56fd\u670d\u52a1\u5668\u7ba1\u7406\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n
\u5b9e\u65bd\u4ee5\u4e0b\u5173\u952e\u5b89\u5168\u63aa\u65bd\u4ee5\u5b9e\u73b0\u5f3a\u5927\u7684\u670d\u52a1\u5668\u4fdd\u62a4\uff1a<\/p>\n
\u5168\u9762\u5b89\u5168\u52a0\u56fa\u6e05\u5355<\/strong><\/p>\n
1. \u542f\u7528 SELinux\/AppArmor<\/strong><\/p>\n
– \u8bbe\u7f6e\u4e3a\u5f3a\u5236\u6a21\u5f0f<\/p>\n
– \u914d\u7f6e\u81ea\u5b9a\u4e49\u7b56\u7565<\/p>\n
2. \u914d\u7f6e fail2ban<\/strong><\/p>\n
– \u81ea\u5b9a\u4e49\u9632\u62a4\u89c4\u5219<\/p>\n
– IP \u767d\u540d\u5355<\/p>\n
– \u8b66\u62a5\u901a\u77e5<\/p>\n
3. \u5b9e\u65bd\u901f\u7387\u9650\u5236<\/strong><\/p>\n
– \u5e94\u7528\u7a0b\u5e8f\u7ea7\u522b<\/p>\n
– \u7f51\u7edc\u7ea7\u522b<\/p>\n
– \u670d\u52a1\u7279\u5b9a\u9650\u5236<\/p>\n
4. \u5b9a\u671f\u5b89\u5168\u5ba1\u8ba1<\/strong><\/p>\n
– \u6bcf\u5468\u81ea\u52a8\u626b\u63cf<\/p>\n
– \u6bcf\u6708\u4eba\u5de5\u5ba1\u67e5<\/p>\n
– \u5b63\u5ea6\u6e17\u900f\u6d4b\u8bd5<\/p>\n
5. \u81ea\u52a8\u5907\u4efd\u7cfb\u7edf<\/strong><\/p>\n
– \u6bcf\u65e5\u589e\u91cf\u5907\u4efd<\/p>\n
– \u6bcf\u5468\u5b8c\u6574\u5907\u4efd<\/p>\n
– \u5f02\u5730\u590d\u5236<\/p>\n
– \u9759\u6001\u52a0\u5bc6<\/p>\n
6. \u7f51\u7edc\u76d1\u63a7\u5de5\u5177<\/strong><\/p>\n
– \u5b9e\u65f6\u6d41\u91cf\u5206\u6790<\/p>\n
– \u5f02\u5e38\u68c0\u6d4b<\/p>\n
– \u6027\u80fd\u6307\u6807<\/p>\n
– \u5b89\u5168\u8b66\u62a5<\/p>\n
7. \u8bbf\u95ee\u63a7\u5236<\/strong><\/p>\n
– \u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee<\/p>\n
– \u591a\u56e0\u7d20\u8ba4\u8bc1<\/p>\n
– \u5b9a\u671f\u8bbf\u95ee\u5ba1\u67e5<\/p>\n
– \u5ba1\u8ba1\u65e5\u5fd7<\/p>\n
8. \u66f4\u65b0\u7ba1\u7406<\/strong><\/p>\n
– \u81ea\u52a8\u5b89\u5168\u8865\u4e01<\/p>\n
– \u8ba1\u5212\u7ef4\u62a4\u7a97\u53e3<\/p>\n
– \u53d8\u66f4\u7ba1\u7406\u6d41\u7a0b<\/p>\n
– \u56de\u6eda\u7a0b\u5e8f<\/p>\n
\u4e86\u89e3\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u7684\u8fd9\u4e9b\u6280\u672f\u65b9\u9762\u6709\u52a9\u4e8e\u9632\u6b62 IP \u5c01\u7981\u5e76\u786e\u4fdd\u6700\u4f73\u670d\u52a1\u4ea4\u4ed8\u3002\u5b9a\u671f\u76d1\u63a7\u3001\u6b63\u786e\u914d\u7f6e\u548c\u9075\u5b88\u63d0\u4f9b\u5546\u653f\u7b56\u5bf9\u4e8e\u7ef4\u6301\u4e0d\u95f4\u65ad\u7684\u670d\u52a1\u5668\u8fd0\u8425\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u5b9e\u65bd\u8fd9\u4e9b\u5168\u9762\u7684\u5b89\u5168\u63aa\u65bd\u5e76\u4fdd\u6301\u8b66\u60d5\u76d1\u7763\uff0c\u60a8\u53ef\u4ee5\u663e\u8457\u964d\u4f4e IP \u5c01\u7981\u98ce\u9669\uff0c\u540c\u65f6\u786e\u4fdd\u5f3a\u5927\u7684\u670d\u52a1\u5668\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
[vc_row][vc_column][vc_column_text css=””]\u7ba1\u7406\u7f8e\u56fd\u670d\u52a1\u5668\u4e0d\u4ec5\u9700\u8981\u6280\u672f\u4e13\u957f – \u8fd8\u9700\u8981\u6df1\u5165\u7406\u89e3\u5408\u89c4\u6027\u3001\u5b89\u5168\u534f\u8bae\u548c\u4f7f\u7528\u653f\u7b56\u3002\u65e0\u8bba\u60a8\u662f\u8fd0\u884c\u9ad8\u6d41\u91cf\u5e94\u7528\u7a0b\u5e8f\u8fd8\u662f\u6258\u7ba1\u5173\u952e\u4e1a\u52a1\u670d\u52a1\uff0cIP \u88ab\u5c01\u7981\u90fd\u53ef\u80fd\u9020\u6210\u707e\u96be\u6027\u540e\u679c\u3002\u8ba9\u6211\u4eec\u6df1\u5165\u63a2\u8ba8IP \u5c01\u7981\u7684\u6280\u672f\u5c42\u9762\u5e76\u63a2\u7d22\u5b9e\u7528\u89e3\u51b3\u65b9\u6848\u3002 IP \u5c01\u7981\u7684\u6280\u672f\u89e6\u53d1\u56e0\u7d20 \u670d\u52a1\u5668\u7ba1\u7406\u5458\u7ecf\u5e38\u9047\u5230 IP \u5c01\u7981\uff0c\u8fd9\u662f\u56e0\u4e3a\u81ea\u52a8\u5b89\u5168\u7cfb\u7edf\u68c0\u6d4b\u5230\u53ef\u7591\u6a21\u5f0f\u3002\u8fd9\u4e9b\u590d\u6742\u7684\u68c0\u6d4b\u7cfb\u7edf\u91c7\u7528\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u548c\u6a21\u5f0f\u8bc6\u522b\u6765\u8bc6\u522b\u6f5c\u5728\u7684\u6076\u610f\u6d3b\u52a8\u3002\u4ee5\u4e0b\u662f\u901a\u5e38\u89e6\u53d1\u8fd9\u4e9b\u7cfb\u7edf\u7684\u60c5\u51b5\uff1a \u6bcf\u79d2\u8d85\u8fc7 100 \u4e2a\u8bf7\u6c42\u7684\u5feb\u901f\u8fde\u63a5\u5c1d\u8bd5 \u8868\u660e\u6f5c\u5728 DDoS \u653b\u51fb\u7684\u5f02\u5e38\u6d41\u91cf\u6a21\u5f0f \u7c7b\u4f3c\u4fa6\u5bdf\u5c1d\u8bd5\u7684\u7aef\u53e3\u626b\u63cf\u6d3b\u52a8 \u8d85\u8fc7\u9608\u503c\u9650\u5236\u7684 SSH \u767b\u5f55\u5931\u8d25\u5c1d\u8bd5 \u8868\u660e\u6570\u636e\u6cc4\u9732\u7684\u5f02\u5e38\u6570\u636e\u4f20\u8f93\u6a21\u5f0f \u8bbf\u95ee\u6a21\u5f0f\u4e2d\u7684\u5730\u7406\u5f02\u5e38 SSH \u5b89\u5168\u914d\u7f6e\u793a\u4f8b # \/etc\/ssh\/sshd_config MaxAuthTries 4 LoginGraceTime 30 PermitRootLogin no AllowUsers your_username Protocol 2 PasswordAuthentication no PubkeyAuthentication yes PermitEmptyPasswords no X11Forwarding no MaxStartups 10:30:60 ClientAliveInterval 300 ClientAliveCountMax 2 \u8d44\u6e90\u8fc7\u8f7d\u548c\u6027\u80fd\u95ee\u9898 \u8d44\u6e90\u8017\u5c3d\u7ecf\u5e38\u89e6\u53d1\u81ea\u52a8\u4fdd\u62a4\u673a\u5236\u3002\u73b0\u4ee3\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u5b9e\u65bd\u590d\u6742\u7684\u76d1\u63a7\u7cfb\u7edf\uff0c\u5b9e\u65f6\u8ddf\u8e2a\u591a\u4e2a\u6027\u80fd\u6307\u6807\u3002\u4ee5\u4e0b\u662f\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u76d1\u63a7\u7684\u5173\u952e\u6307\u6807\u7684\u5168\u9762\u5206\u6790\uff1a CPU \u548c\u5185\u5b58\u9608\u503c […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":21294,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4816],"tags":[5745,5746,3438,2971,770],"class_list":["post-21304","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-sc","tag-us-server-ip-ban-sc","tag-ip-block-prevention-sc","tag-3438","tag-server-monitoring-sc","tag-server-configuration-sc"],"acf":[],"yoast_head":"\n