Learn the important things to back up before reinstalling your Linux system. SSH/GPG keys, dotfiles, packages, browser data, 2FA and more.

A 16-year-old Linux kernel vulnerability, dubbed Januscape, allows attackers to escape a virtual machine and execute ...

Baffled by the command line? Take it easy with these tips to smooth your journey.

Exploit for "Bad Epoll" Linux kernel vulnerability (CVE-2026-46242) can lead to root access on desktops, servers, and Android ...

After updating the PATH and LD_LIBRARY_PATH environment variables, run the command check-env. What is the flag that is returned in the output? Run the stat command against the /etc/hosts file on the ...

Raspberry Pi has introduced and released the new Raspberry Pi Compute Module 5. I happen to have four Raspberry Pi Compute Module 5 devices on my bench along with a couple of Raspberry Pi Compute ...

What is format for finding a file with the user named Francis and with a size of 52 kilobytes in the directory /home/francis/ find /home/francis -type f -user francis -size 52k SSH as topson using his ...

Penetration testing, often referred to as pen testing, is a critical practice in the field of cybersecurity. It involves simulating cyber-attacks on a system, network, or web application to identify ...

It’s time to pause the archaic Windows vs. macOS vs. Linux discussion and switch over to some advanced operating systems dedicated to pen testing and ethical hacking. A security-focused operating ...

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