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Friday, September 1, 2017

8 - Linux Security: SSH Banner and Message Of The Day


SSH BANNER AND MESSAGE OF THE DAY 

- Layout for this exercise:



- sshd_config is the file where SSH configuration is stored. 

- The banner displayed when connecting via SSH service is located at /etc/issue.net








- To display a message of the day (motd) the entry PrintMotd must be enabled to yes:





- Editing /etc/issue.net the default message showing the Linux version can be personalized:






- To personalize the message of the day just edit /etc/motd:







- Replacing the default message:




- Restarting SSH:




- Checking the IP:





- Accessing from a Windows machine with Putty:









- Banner:




- Message Of The Day:






- Accessing from a Linux Kali machine the banner is displayed:




- Also the Message Of The Day is displayed: