Examples on implementing your own custom welcome (or warning) message when a user remotely accesses a Linux system.

• To display a banner message before the password login prompt edit the issue.net file located in the /etc directory
• If you want to display a simple plaintext message, you can edit the motd file located in the /etc directory

• Text to ASCII art generator

1. Customize your Login Screen via Linux's Message of the Day (Ubuntu/CentOS) by Fideloper LLC
2. Protect SSH Logins with SSH & MOTD Banner Messages by Ravi Saive