SSH Weak Algorithms Supported漏洞修復

rhel6.6

Nessus安全掃描中發現漏洞：

SSH Weak Algorithms Supported

Nessus has detected that the remote SSH server is configured to use the Arcfour stream cipher or no cipher at all. RFC 4253 advises against using Arcfour due to an issue with weak keys.

root用戶中輸入

vi /etc/ssh/sshd_config

文件的最下方添加下面兩行內容保存：

Ciphers aes128-ctr,aes192-ctr,aes256-ctr
MACs hmac-sha1,hmac-ripemd160

重啓sshd 服務

service sshd restart

完成