Welcome back to the Sysadmin's Corner and the continuing saga of secure communications, SSH-style. Logging in to an SSH server is easy enough and provides you with secure communications, while still ...

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 ...

I've been using Secure Shell (SSH) for decades. With this remote login tool, I can rest assured my remote machines accept logins securely and efficiently. At the same time, I also understand nothing ...

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 ...

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 ...

Topic ===== remote root exploit in ssh daemon Problem Description ===== There are two related vulnerabilities in the challenge response handling code in OpenSSH versions 2.3.1p1 through 3.3. They may ...

Security researchers have discovered a sophisticated attack campaign that exploits custom and open-source tools to target Linux-based systems and Internet of Things (IoT) devices. According to a new ...

Infrastructure used to maintain and distribute the Linux operating system kernel was infected for two years, starting in 2009, by sophisticated malware that managed to get a hold of one of the ...