差别

这里会显示出您选择的修订版和当前版本之间的差别。

--- it:server:保护 [2022-08-27 17:28] – goldentianya
+++ it:server:保护 [2022-08-29 19:03] (当前版本) – [保护VPS] goldentianya
@@ 行 13: / 行 13: @@
 <code>
 sudo grep "Failed password for invalid user" /var/log/auth.log | awk '{print $13}' | sort | uniq -c | sort -nr | more
+</code>
+. 统计以root或者其它用户登录的次数
+<code>
+sudo grep "Failed password for root" /var/log/auth.log | wc -l
+sudo grep "Failed password for invalid user" /var/log/auth.log | wc -l
 </code>
@@ 行 21: / 行 27: @@
   * <color #ff7f27>''%%sudo systemctl restart sshd%%''</color>
   * <color #ff7f27>''%%sudo service ssh restart%%''</color>
+<code>
+// 统计以 root 用户尝试登录到数量
+sudo grep "Failed password for root" /var/log/auth.log | wc -l
+// 统计以其它用户试登录到数量
+sudo grep "Failed password for invalid user" /var/log/auth.log | wc -l
+</code>
 <code>
@@ 行 50: / 行 63: @@
 如果依然可以密码登录，则是 <color #7092be>You can disable keyboard-interactive by setting KbdInteractiveAuthentication to "no"</color> 的原因。
-=== fail2ban ===
+===== fail2ban =====
 安装 fail2ban 防止攻击 <color #ff7f27>''%%sudo apt-get install fail2ban%%''</color> (([[https://linux.cn/article-5067-1.html|为ssh服务器配置fail2ban]]))
+检查状态 <color #ff7f27>''%%sudo iptables --list -n%%''</color>\\
+解锁ssh fail2ban-client set sshd unbanip <ip>\\
+或者更改 /etc/fail2ban/jail.conf  文件，为某些IP设置白名单。
+添加对nginx 和 wordpress 的保护 mkdir -p /root/wwwlogs\\
+然后重启服务
+  * service fail2ban restart
+  * fail2ban-client reload
+++++ jail.local |
+<code>
+# 保护Linux，防止远程SSH爆破
+[ssh-iptables]
+enabled = true
+filter  = sshd
+action  = iptables[name=SSH, port=26568, protocol=tcp]
+logpath = /var/log/fail2ban.log
+# HTTP 验证防暴力破解
+[nginx-http-auth]
+enabled  = true
+filter  = nginx-http-auth
+port    = http,https
+logpath  = /var/log/nginx/error.log
+#屏蔽恶意爬虫
+[nginx-badbots]
+enabled  = true
+port    = http,https
+filter  = nginx-badbots
+logpath  =  /var/log/nginx/error.log
+maxretry = 2
+#避免恶意请求网站目录结构
+[nginx-nohome]
+enabled  = true
+port    = http,https
+filter  = nginx-nohome
+logpath  =  /var/log/nginx/error.log
+maxretry = 2
+#避免 nginx 被他人用于反向代理
+[nginx-noproxy]
+enabled  = true
+port    = http,https
+filter  = nginx-noproxy
+logpath  =  /var/log/nginx/error.log
+maxretry = 2
+#防范 WordPress 暴力破解登录请求
+[wp-login]
+enabled = true
+port = http,https
+filter = wp-login
+maxretry = 10
+findtime = 60
+bantime = 43600
+logpath  =  /var/log/fail2ban.log
+#防止 WordPress 受到 xmlrpc.php CC 攻击
+[xmlrpc]
+enabled = true
+port = http,https
+filter = xmlrpc
+logpath  = /var/log/fail2ban.log
+bantime = 43600
+maxretry = 1
+findtime  = 5
+</code>
+++++

it/server/保护.1661621298.txt.gz · 最后更改: 2022-08-27 17:28 由 goldentianya

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