Securing SSH from SSH Weak Algoritms

Reference :
http://security.stackexchange.com
 
Goal :
Disable cbc mode cipher encryption ssh, and enable CTR or GCM cipher mode encryption
 

Step by step :
nano /etc/ssh/ssh_config and nano /etc/ssh/sshd_config
# Add following line
# Custom script regarding SSH Server CBC Mode Ciphers Enabled and SSH # Weak MAC Algorithms Enabled
Ciphers aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,arcfour
MACs hmac-sha1,hmac-ripemd160
 
service ssh restart

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