linux 防止攻击的配置:
hosts.deny
内容如下:
# # hosts.deny This file contains access rules which are used to # deny connections to network services that either use # the tcp_wrappers library or that have been # started through a tcp_wrappers-enabled xinetd. # # The rules in this file can also be set up in # /etc/hosts.allow with a 'deny' option instead. # # See 'man 5 hosts_options' and 'man 5 hosts_access' # for information on rule syntax. # See 'man tcpd' for information on tcp_wrappers # sshd:120.25.212. sshd:120.25.212. sshd:113.102.171. sshd:113.116.213. sshd:119.139.67. #sshd:123.59.55. sshd:223.5.17. sshd:120.25.212. sshd:1.85.21. sshd:91.184.23. sshd:183.131.175. sshd:59.56.76. sshd:59.36.97. sshd:14.17.64. sshd:106.122.249. sshd:122.228.245. sshd:60.10.2. sshd:79.174.70. sshd:216.45.110. sshd:58.217.255. sshd:114.215.132. sshd:218.205.169. sshd:103.224.166. sshd:113.108.21. sshd:66.240.213. sshd:114.215.132. sshd:134.219.148. sshd:91.218.231. sshd:113.240.250. sshd:113.68.209. sshd:69.71.66. sshd:219.134.55. sshd:119.164.254. sshd:159.226.92. sshd:97.126.196. sshd:185.130.5. sshd:59.47.0. sshd:58.242.245. sshd:191.5.95. sshd:113.92.245. sshd:89.248.172. # sshd:123.56.184. sshd:85.172.36. # sshd:117.255.235. sshd:177.86.2. sshd:177.21.63. # sshd:117.255.209. sshd:90.230.28. sshd:118.193.156. sshd:169.54.244. sshd:185.35.62. sshd:58.61.50. sshd:116.10.52. sshd:169.54.244. sshd:185.35.62. sshd:58.61.50. sshd:116.10.52. sshd:119.41.226. sshd:108.84.48. sshd:107.155.66. sshd:141.212.122. sshd:138.185.149. sshd:23.21.156. sshd:65.98.40. sshd:94.255.224. sshd:95.173.184. sshd:193.36.35. #sshd:212.224.123. sshd:101.201.232. sshd:112.74.176. sshd:129.41.232. sshd:129.41.232. sshd:81.27.85. sshd:178.239.177. sshd:107.6.130. sshd:208.116.37. sshd:107.6.130. sshd:124.16.173. sshd:59.47.76. # sshd:117.80.209. sshd:121.15.49. sshd:221.203.142. # sshd:123.59.146. sshd:210.192.100. sshd:98.210.146. sshd:94.50.4. sshd:120.24.81. sshd:113.90.230. sshd:120.24.81.
更新如下:
以下 ip 全是垃圾 ip
# # hosts.deny This file contains access rules which are used to # deny connections to network services that either use # the tcp_wrappers library or that have been # started through a tcp_wrappers-enabled xinetd. # # The rules in this file can also be set up in # /etc/hosts.allow with a 'deny' option instead. # # See 'man 5 hosts_options' and 'man 5 hosts_access' # for information on rule syntax. # See 'man tcpd' for information on tcp_wrappers sshd:120.25.212. sshd:120.25.212. sshd:113.102.171. sshd:113.116.213. sshd:119.139.67. sshd:223.5.17. sshd:120.25.212. sshd:1.85.21. sshd:91.184.23. sshd:183.131.175. sshd:59.56.76. sshd:59.36.97. sshd:14.17.64. sshd:106.122.249. sshd:122.228.245. sshd:60.10.2. sshd:79.174.70. sshd:216.45.110. sshd:58.217.255. sshd:114.215.132. sshd:218.205.169. sshd:103.224.166. sshd:113.108.21. sshd:66.240.213. sshd:114.215.132. sshd:134.219.148. sshd:91.218.231. sshd:113.240.250. sshd:113.68.209. sshd:69.71.66. sshd:219.134.55. sshd:119.164.254. sshd:159.226.92. sshd:97.126.196. sshd:185.130.5. sshd:59.47.0. sshd:58.242.245. sshd:191.5.95. sshd:113.92.245. sshd:89.248.172. sshd:85.172.36. sshd:177.86.2. sshd:177.21.63. sshd:90.230.28. sshd:118.193.156. sshd:169.54.244. sshd:185.35.62. sshd:58.61.50. sshd:116.10.52. sshd:169.54.244. sshd:185.35.62. sshd:58.61.50. sshd:116.10.52. sshd:119.41.226. sshd:108.84.48. sshd:107.155.66. sshd:141.212.122. sshd:138.185.149. sshd:23.21.156. sshd:65.98.40. sshd:94.255.224. sshd:95.173.184. sshd:193.36.35. sshd:101.201.232. sshd:112.74.176. sshd:129.41.232. sshd:129.41.232. sshd:81.27.85. sshd:178.239.177. sshd:107.6.130. sshd:208.116.37. sshd:107.6.130. sshd:124.16.173. sshd:59.47.76. sshd:121.15.49. sshd:221.203.142. sshd:210.192.100. sshd:98.210.146. sshd:94.50.4. sshd:120.24.81. sshd:113.90.230. sshd:120.24.81. sshd:112.74.23. sshd:120.25.144. sshd:18.85.59. sshd:217.95.127. sshd:189.47.179. sshd:39.110.149. sshd:67.222.139. sshd:77.174.80. sshd:218.7.221. sshd:121.42.0. sshd:120.26.78. sshd:188.18.23. sshd:115.28.93. sshd:223.100.11. sshd:218.87.109. sshd:115.28.243. sshd:203.174.140. sshd:70.77.145. sshd:121.40.100. sshd:62.24.112. sshd:120.25.103. sshd:123.57.229. sshd:190.8.50. sshd:66.96.206. sshd:120.77.24. sshd:46.223.36. sshd:89.163.134. sshd:115.29.108. sshd:79.150.202. sshd:125.62.22. sshd:192.241.182. sshd:82.113.72. sshd:166.111.7. sshd:216.104.196. sshd:223.68.132. sshd:123.56.145. sshd:115.28.240. sshd:89.163.134. sshd:109.74.248. sshd:104.197.46. sshd:43.241.208. sshd:121.42.177. sshd:121.41.108. sshd:112.74.68. sshd:43.250.44. sshd:207.190.196. sshd:121.41.121. sshd:1.82.243. sshd:73.186.113. sshd:138.118.7. sshd:107.184.57. sshd:120.26.106. sshd:123.56.4. sshd:112.74.113. sshd:89.34.24. sshd:113.90.175 sshd:139.196.150 sshd:101.200.158. sshd:123.57.4. sshd:139.196.150. sshd:115.28.26. sshd:101.200.32. sshd:115.28.176. sshd: 5.26.125.223 sshd: 14.152.59.9 sshd: 164.132.187.60 sshd: 101.200.158.220 sshd: 139.196.150.20 sshd: 115.28.26.72 sshd: 115.28.176.154 sshd: 115.28.140.155 sshd: 101.200.32.61 sshd: 123.57.220.183 sshd: 123.57.163.206 sshd: 89.34.24.160 sshd: 121.42.210.61 sshd: 123.57.4.140 sshd: 123.57.250.51 sshd: 140.205.225.184 sshd: 70.1.55.21 sshd: 139.196.173.11 sshd: 115.28.111.192 sshd: 120.26.85.133 sshd: 123.57.43.67 sshd: 123.57.217.199 sshd: 140.205.225.187 sshd: 114.215.255.23 sshd: 58.127.252.155 sshd: 188.19.206.126 sshd: 159.226.71.101 sshd: 124.16.71.20 sshd: 124.16.71.22 sshd: 202.146.80.178 sshd: 123.118.213.166 sshd: 123.118.216.224 sshd: 114.245.36.241 sshd: 222.129.38.115 sshd: 222.129.51.91 sshd: 140.205.201.31 sshd: 86.125.24.85 sshd: 120.26.202.239 sshd: 180.249.109.125 sshd: 112.74.36.202 sshd: 139.196.43.154 sshd: 140.205.201.40 sshd: 139.162.73.19 sshd: 203.146.40.168 sshd: 209.255.222.142 sshd: 186.178.175.183 sshd: 140.205.225.188 sshd: 67.205.139.92 sshd: 87.3.229.5 sshd: 140.205.201.37 sshd: 140.205.201.30 sshd: 123.57.70.124 sshd: 58.30.48.211 sshd: 139.196.13.60 sshd: 203.151.21.247 sshd: 140.205.201.39 sshd: 140.205.225.185 sshd: 139.224.196.86 sshd: 123.57.233.76 sshd: 123.57.2.76 sshd: 123.57.59.33 sshd: 140.205.201.38 sshd: 114.215.239.201 sshd: 101.200.78.64 sshd: 101.200.132.204 sshd: 91.11.199.6 sshd: 181.113.191.20 sshd: 178.186.20.243 sshd: 140.205.225.186 sshd: 190.152.197.107 sshd: 52.19.93.208 sshd: 31.181.161.19 sshd: 101.201.68.145 sshd: 139.224.223.223 sshd: 140.205.201 sshd: 62.212.130.196 sshd: 120.76.54.136 sshd: 120.25.197.98 sshd: 123.57.67.230 sshd: 50.60.153.98 sshd: 140.205.201.42 sshd: 114.215.253.127 sshd: 212.83.128.41 sshd: 123.57.183.41 sshd: 5.189.162.107 sshd: 118.123.119.124 sshd: 123.57.243.99 sshd: 109.196.180.174 sshd: 114.219.19.240 sshd: 121.199.70.200 sshd: 31.173.226.66 sshd: 223.81.27.109 sshd: 120.24.69.184 sshd: 79.33.178.159 sshd: 103.24.176.110 sshd: 123.56.233.113 sshd: 171.61.145.7 sshd: 60.173.184.182 sshd: 183.131.83.175 sshd: 115.236.0.243 sshd: 112.74.58.137 sshd: 123.56.233.103 sshd: 140.205.201.32 sshd: 140.205.201.33 sshd: 123.207.16.241 sshd: 61.160.211.141 sshd: 202.170.80.40 sshd: 195.154.57.248 sshd: 186.57.10.17 sshd: 218.63.123.243 sshd: 123.31.34.130 sshd: 112.74.112.143 sshd: 45.63.99.90 sshd: 5.141.132.239 sshd: 140.255.178.41 sshd: 49.4.143.237 sshd: 31.163.1.172 sshd: 46.63.22.190 sshd: 112.74.180.42 sshd: 189.90.219.123 sshd: 58.208.228 sshd: 58.208.228.84 sshd: 116.31.123.60 sshd: 140.205.201.41 sshd: 59.96.101.62 sshd: 101.200.42.194 sshd: 120.27.52.105 sshd: 46.48.253.116 sshd: 101.201.115.10 sshd: 120.76.98.218 sshd: 212.129.29.20 sshd: 79.133.155.139 sshd: 123.31.34.31 sshd: 186.133.197.224 sshd: 125.212.211.202 sshd: 140.205.201.43 sshd: 120.132.55.105 sshd: 123.207.233.112 sshd: 59.183.113.232 sshd: 182.44.25.122 sshd: 191.84.93.83 sshd: 222.186.44.19 sshd: 139.162.122.110 sshd: 108.61.126.204 sshd: 151.53.181.79 sshd: 94.50.158.217 sshd: 186.57.21.144 sshd: 94.62.0.54 sshd: 120.25.98.83 sshd: 117.21.224.127 sshd: 139.196.13.63 sshd: 162.243.171.119 sshd: 120.25.61.75 sshd: 123.57.183.61 sshd: 125.88.187.43 sshd: 94.51.130.246 sshd: 121.40.34.54 sshd: 167.160.182.3 sshd: 152.204.30.201 sshd: 139.196.188.21 sshd: 37.21.92.147 sshd: 94.78.224.70 sshd: 222.186.51.138 sshd: 213.111.32.39 sshd: 149.35.13 sshd: 123.57.184.64 sshd: 149.35.13.137 sshd: 140.205.201.36 sshd: 140.205.201.34 sshd: 212.83.134.168 sshd: 41.237.1.129 sshd: 123.56.65.139 sshd: 140.205.225.183 sshd: 122.231.173.241 sshd: 123.56.96.206 sshd: 91.224.161.71 sshd: 222.187.224.76 sshd: 183.129.160.229 sshd: 203.150.54.59 sshd: 112.207.224.217 sshd: 159.226.34.63 sshd: 35.162.173.219 sshd: 202.109.143.77 sshd: 23.253.159.118 sshd: 195.154.50.61 sshd: 121.42.152.49 sshd: 14.185.157.168 sshd: 163.172.219.77 sshd: 210.77.2.254 sshd: 220.162.247.195 sshd: 163.172.204.238 sshd: 162.243.68.172 sshd: 109.235.70.74 sshd: 45.55.84.154 sshd: 101.200.150.105 sshd: 123.57.66.127 sshd: 124.114.183. sshd: 120.24.218.139 sshd: 120.25.102.16 sshd: 62.210.189.248 sshd: 121.42.150.86 sshd: 120.24.251.13 sshd: 101.201.149.88 sshd: 62.48.142.153 sshd: 114.215.138.30 sshd: 18.85.59.34 sshd: 114.215.190.221 sshd: 112.90.72.2 sshd: 121.42.0.36 sshd: 121.42.0.37 sshd: 120.55.194.140 sshd: 121.42.0.86 sshd: 106.184.3.122 sshd: 120.25.144.134 sshd: 112.74.23.152 sshd: 123.56.4.238 sshd: 120.24.156.51 sshd: 121.42.0.83 sshd: 121.42.0.82 sshd: 120.69.220.5 sshd: 121.42.0.87 sshd: 96.50.185.81 sshd: 121.42.0.88 sshd: 204.210.205.152 sshd: 121.42.0.19 sshd: 67.222.139.227 sshd: 120.26.78.76 sshd: 121.42.0.16 sshd: 123.57.84.196 sshd: 123.103.9.9 sshd: 124.114.183.6 sshd: 115.112.66.194 sshd: 69.12.65.102 sshd: 212.83.149.82 sshd: 92.237.77.164 sshd: 124.17.88.2 sshd: 171.212.141.155 sshd: 69.12.65.101 sshd: 218.3.140.74 sshd: 218.87.138.210 sshd: 91.224.160.203 sshd: 140.205.201.44 sshd: 200.55.224.230 sshd: 212.5.157.135 sshd: 200.59.46.180 sshd: 212.50.239.218 sshd: 123.66.35.53 sshd: 59.93.167.187 sshd: 220.126.190.14 sshd: 59.110.48.26 sshd: 113.122.42.87 sshd: 5.154.240.143 sshd: 171.61.157.15 sshd: 202.109.143.15 sshd: 212.83.177.228 sshd: 47.89.180.222 sshd: 182.101.225.82 sshd: 140.205.201.45 sshd: 41.102.13.56 sshd: 220.191.15.175 sshd: 182.18.72.101 sshd: 37.114.62.115 sshd: 60.205.210.125 sshd: 217.128.65.238 sshd: 122.144.200.133 sshd: 47.88.102.23 sshd: 103.44.145.36 sshd: 81.171.12.132 sshd: 193.201.224.210 sshd: 115.28.42.203 sshd: 112.124.29.16 sshd: 101.201.82.179 sshd: 121.200.49.114 sshd: 112.74.37.184 sshd: 123.31.34.165 sshd: 199.217.118.45 sshd: 110.19.204.18 sshd: 52.200.176.100 sshd: 120.25.221.227 sshd: 212.83.150.29 sshd: 113.28.55.187 sshd: 139.196.143.158 sshd: 195.3.144.213 sshd: 101.200.160.48 sshd: 120.77.214.141 sshd: 123.57.246.34 sshd: 120.76.247.107 sshd: 80.241.223.175 sshd: 123.57.46.89 sshd: 120.26.85.119 sshd: 60.191.38.77 sshd: 112.74.54.79 sshd: 114.215.29.141 sshd: 120.77.36.130 sshd: 140.205.201.46 sshd: 113.108.127.187 sshd: 153.99.48.57 sshd: 35.154.150.76 sshd: 153.99.49.170 sshd: 123.57.49.163 sshd: 123.57.151.239 sshd: 111.121.193.223 sshd: 123.57.210.25 sshd: 106.14.236.59 sshd: 104.199.17.217 sshd: 189.113.129.126 sshd: 45.119.125.22 sshd: 176.123.27.28 sshd: 52.48.249.16 sshd: 139.196.18.95 sshd: 115.28.59.5 sshd: 90.125.236.131 sshd: 140.205.201.35 sshd: 106.14.72.174 sshd: 180.76.189.148 sshd: 121.41.29.130 sshd: 123.57.83.228 sshd: 157.52.165.11 sshd: 212.83.133.230 sshd: 212.83.141.81 sshd: 177.125.243.163 sshd: 5.35.252.222 sshd: 123.56.163.141 sshd: 5.8.10.202 sshd: 163.172.116.185 sshd: 119.193.140.217 sshd: 120.27.240.44 sshd: 202.109.143.114 sshd: 90.182.179.196 sshd: 50.62.147.76 sshd: 77.87.132.23 sshd: 116.62.104.112 sshd: 123.31.34.190 sshd: 180.97.81.71 sshd: 139.196.9.81 sshd: 140.205.201.47 sshd: 178.33.49.94 sshd: 117.18.79.201 sshd: 101.201.239.216 sshd: 199.38.243.13 sshd: 111.73.45.188 sshd: 115.92.245.18 sshd: 47.52.32.223 sshd: 123.57.73.49 sshd: 121.43.167.241 sshd: 121.42.247.16 sshd: 119.254.98.166 sshd: 120.24.171.149 sshd: 123.57.172.159 sshd: 123.57.213.175 sshd: 153.99.182.31 sshd: 120.55.115.226 sshd: 154.42.65.131 sshd: 119.147.115.37 sshd: 121.42.247.84 sshd: 111.73.46.224 sshd: 218.2.108.2 sshd: 123.57.80.140 sshd: 218.93.208.99 sshd: 115.239.248.137 sshd: 125.88.146.142 sshd: 125.88.146.104 sshd: 59.56.110.159 sshd: 125.88.182.181 sshd: 119.147.139.153 sshd: 125.88.183.166 sshd: 111.73.46.89 sshd: 101.200.149.0 sshd: 47.90.92.26 sshd: 123.56.65.175 sshd: 121.196.206.64 sshd: 212.83.136.67 sshd: 90.21.132.108 sshd: 120.77.156.234 sshd: 93.199.248.194 sshd: 47.93.90.175 sshd: 114.55.34.109 sshd: 23.248.219.85 sshd: 114.55.175.55 sshd: 14.134.243.85 sshd: 220.163.44.181 sshd: 120.77.155.205 sshd: 106.75.25.245 sshd: 118.190.15.31 sshd: 123.31.34.218 sshd: 118.193.154.98 sshd: 118.89.220.120