Setup a logon banner for ssh clients


In the SSH server, it is possible to configure logon or welcome banner with the use of the Banner directive in /etc/ssh/sshd_config file. The Banner directive is only available for ssh protocol version 2 and by default there are no banner configured.

Configuration

Create a banner file. (e.g. /etc/banner) using vi editor.

# vi /etc/banner

*******************************************************************

***************** WELCOME TO JKT Noida *************************

*******************************************************************

Configure the ssh configuration file  /etc/ssh/sshd_config file and add the line Banner /etc/banner  to it.

# vi /etc/ssh/sshd_config

Banner /etc/banner

Restart sshd daemon

About Alex Hunt

Hi All I am Manish Kumar Jha aka Alex Hunt. I am currently working in VMware Software India Pvt Ltd as Operations System Engineer (vCloud Air Operations). I have around 5 Years of IT experience and have exposure on VMware vSphere, vCloud Director, RHEL and modern data center technologies like Cisco UCS and Cisco Nexus 1000v and NSX. If you find any post informational to you please press like and share it across social media and leave your comments if you want to discuss further on any post. Disclaimer: All the information on this website is published in good faith and for general information purpose only. I don’t make any warranties about the completeness, reliability and accuracy of this information. Any action you take upon the information you find on this blog is strictly at your own risk. The Views and opinions published on this blog are my own and not the opinions of my employer or any of the vendors of the product discussed.
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