Using a set of public/private keys to allow you to log into a remote Linux system or run commands using ssh without a password can be very convenient, but setup is just tad tricky. Here's how and a ...

It's story time here in the Paranoid Penguin. Don't worry—the story is a preface to the nuts-and-bolts sort of stuff you've come to expect in LJ. In fact, there are so many nuts and bolts to play with ...

SSH provides remote, text-based access to Unix systems. It is a secure replacement for Telnet, with several additional features. Pre-requisites for remote access Duo: You will need to have Duo set up.

If you have more than one Linux computer, you probably use ssh all the time. It is a great tool, but I’ve always found one thing about it strange. Despite having file transfer capabilities in the form ...

I'm working on some scripts that execute on various servers, and I'm trying to consolidate them into one. The problem is that I need to run remote commands but can't ...

OpenBSD has recently stressed to us the value of key rotation by their use of “Signify” distribution release signatures. We have realized that SSH keys should also rotate, to reduce the risk of ...

I've been using Linux for what seems like forever. Over the years, I've noticed that I use the command line less and less, because the GUIs have just gotten so much better. Even still, there are ...

The Android ConnectBot application is an SSH client for Android devices. The app can be downloaded from the Android Market, and it allows a user to secure-shell into a Linux environment. Because ...

Researchers have found a malicious backdoor in a compression tool that made its way into widely used Linux distributions, including those from Red Hat and Debian. Because the backdoor was discovered ...