家里的服务器遭到攻击

今天发现本人的个人网站不能访问，一察看日志。原来遭到了 x-scan软件的扫描。 IP 分别来自 218.247.196.2 （北京市 私立汇佳学校图书馆），和 216.7.160.4（美国）。日志的详细内容如下:

su:
   Sessions Opened:
      (uid=0) -> news: 1 Time(s)

vsftpd:
   Unknown Entries:
      authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=220.139.32                                             .105 : 72 Time(s)
      check pass; user unknown: 72 Time(s)

sshd:
   Authentication Failures:
      ftp (218.247.196.2 ): 2 Time(s)
      root (218.247.196.2 ): 31 Time(s)
      apache (218.247.196.2 ): 2 Time(s)
      mysql (218.247.196.2 ): 2 Time(s)

 ---------------------- pam_unix End -------------------------

 --------------------- SSHD Begin ------------------------

Failed logins from these:
   apache/password from 218.247.196.2: 2 Time(s)
   ftp/password from 218.247.196.2: 2 Time(s)
   mysql/password from 218.247.196.2: 2 Time(s)
   root/password from 218.247.196.2: 31 Time(s)

**Unmatched Entries**
Illegal user test from 216.7.160.4
Illegal user test1 from 216.7.160.4
Illegal user test2 from 216.7.160.4
Illegal user test3 from 216.7.160.4
Illegal user test4 from 216.7.160.4
Illegal user test5 from 216.7.160.4
Illegal user test6 from 216.7.160.4
Illegal user test7 from 216.7.160.4
Illegal user test8 from 216.7.160.4
Illegal user test9 from 216.7.160.4
Illegal user test10 from 216.7.160.4
Illegal user admin1 from 216.7.160.4
Illegal user admin2 from 216.7.160.4
Illegal user admin3 from 216.7.160.4
Illegal user admin4 from 216.7.160.4
Illegal user admin5 from 216.7.160.4
Illegal user admin6 from 216.7.160.4
Illegal user admin7 from 216.7.160.4
Illegal user admin8 from 216.7.160.4
Illegal user admin9 from 216.7.160.4
Illegal user admin10 from 216.7.160.4
Illegal user disk from 216.7.160.4
Illegal user disk1 from 216.7.160.4
Illegal user disk2 from 216.7.160.4
Illegal user disk3 from 216.7.160.4
Illegal user testftp from 216.7.160.4
Illegal user testftp2 from 216.7.160.4
Illegal user testftp3 from 216.7.160.4
Illegal user testftp4 from 216.7.160.4
Illegal user testftp5 from 216.7.160.4
Illegal user testftp6 from 216.7.160.4
Illegal user testftp7 from 216.7.160.4
Illegal user testftp8 from 216.7.160.4
Illegal user testftp9 from 216.7.160.4
Illegal user testftp10 from 216.7.160.4
Illegal user favorito from 216.7.160.4
Illegal user favorito1 from 216.7.160.4
Illegal user favorito2 from 216.7.160.4
Illegal user favorito3 from 216.7.160.4
Illegal user favorito4 from 216.7.160.4
Illegal user favorito5 from 216.7.160.4
Illegal user favorito6 from 216.7.160.4
Illegal user favoriti7 from 216.7.160.4
Illegal user favorito8 from 216.7.160.4
Illegal user favorito9 from 216.7.160.4
Illegal user fluffy from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user guest from 218.247.196.2
Illegal user webmaster from 218.247.196.2
Illegal user oracle from 218.247.196.2
Illegal user library from 218.247.196.2
Illegal user info from 218.247.196.2
Illegal user shell from 218.247.196.2
Illegal user linux from 218.247.196.2
Illegal user unix from 218.247.196.2
Illegal user webadmin from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user guest from 218.247.196.2
Illegal user master from 218.247.196.2
Illegal user network from 218.247.196.2
Illegal user word from 218.247.196.2
Illegal user fluffy from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user guest from 218.247.196.2
Illegal user webmaster from 218.247.196.2
Illegal user oracle from 218.247.196.2
Illegal user library from 218.247.196.2
Illegal user info from 218.247.196.2
Illegal user shell from 218.247.196.2
Illegal user linux from 218.247.196.2
Illegal user unix from 218.247.196.2
Illegal user webadmin from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user guest from 218.247.196.2
Illegal user master from 218.247.196.2
Illegal user network from 218.247.196.2
Illegal user word from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user test from 218.247.196.2
Illegal user webmaster from 218.247.196.2
Illegal user user from 218.247.196.2
Illegal user username from 218.247.196.2
Illegal user username from 218.247.196.2
Illegal user user from 218.247.196.2
Illegal user admin from 218.247.196.2
Illegal user test from 218.247.196.2