Learn how to use --dry-run in Linux commands like rsync, apt, and git. Preview changes before execution to avoid data loss.

No installs required: history search, redirection, job control, completions, and other built-in terminal features that exploit the power of Linux.

Opposites attract.

Hackers are on the hunt for open telnet ports in servers after discovering that a version of the legacy client-server application protocol is vulnerable to an ...

Some Linux commands are no longer in use. These commands may still be available, but it's best to avoid them. Each of these commands has a newer replacement. Over the decades that I've been using ...

The GoBruteforcer botnet is exploiting weak passwords on exposed servers to hunt crypto wallets and expand a growing malware network.

Current count of email messages related to ENSC 833 exchanged this term: 290. Course description: This course covers the techniques needed to understand and analyze modern data communications networks ...

Linus Torvalds released the fourth release candidate (RC4) for Linux Kernel version 6.19 on 4 January 2026. This update marks the first major step back toward a normal development rhythm after the ...

This is an open-source eBook with 101 Linux commands that everyone should know. No matter if you are a DevOps/SysOps engineer, developer, or just a Linux enthusiast, you will most likely have to use ...