• How to Generate a CSR (Certificate Signing Request) in Linux

    SSL Certificates fall into two broad categories: 1) Self-Signed Certificate which is an identity certificate that is signed by the same entity whose identity it certifies-on signed with its own private key, and 2)…\ \ [[ This is a content summary only. Visit my website for full links, other content,...

  • The Lost Worlds of Telnet

    Most people think of Telnet as “that thing I *used* to use to remotely access servers.” But a few hearty souls are still keeping their Telnet services online — and it’s a great way to experience some good old-fashioned time-wasting fun! [Article Source](https://www.linux.com/news/lost-worlds-telnet-0). {: .center-text}

  • Using Trap to Exit Bash Scripts Cleanly

    In this tutorial we explain how to use the trap bash builtin to exit bash scripts cleanly. We explore examples of how to clean up temp files, ensure services stay running and close ports. Article Source.