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攻撃されがちなユーザー名

Posted at

自分のsshサーバーの攻撃を可視化

sshのブルートフォースアタックで使われているユーザー名上位50位がわかるコマンドを試してみた。
パスワードも簡単なものにしていると乗っ取られるので要注意。

$ sudo lastb | awk '{print $1}' | sort | uniq -c | sort -nr | head -50
   1198 admin
   1079 ubuntu
    824 user
    786 test
    497 postgres
    411 oracle
    373 git
    250 hadoop
    241 debian
    233 ftpuser
    144 dell
    140 dev
    139 guest
    130 testuser
    125 steam
    120 lenovo
    106 es
    106 Antminer
    101 minecraf
     98 user1
     94 deploy
     87 jenkins
     76 www
     75 tomcat
     74 grid
     72 zabbix
     72 ubnt
     72 ansible
     69 test1
     69 odoo
     69 cloud
     64 centos
     63 baikal
     63 administ
     61 teste
     59 uftp
     59 elastic
     57 sysadmin
     56 ftp
     56 docker
     55 demo
     53 nagios
     53 deployer
     52 test2
     51 kafka
     50 student
     48 username
     48 server
     48 elastics
     47 prueba

参考資料

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