Linux – Master da Web

How to check motherboard version on Linux (sudo dmidecode)

Knowing your motherboard version can be crucial in various situations, such as performing BIOS updates or confirming compatibility with new hardware components. On Linux, one of the most practical and…

Igor Amador 19 November 2024

AlmaLinux Firewall Linux

Firewalld on AlmaLinux and Rocky Linux

Firewalld is a powerful tool for firewall management on Linux systems, especially on AlmaLinux and Rocky Linux, two distributions widely adopted as alternatives to CentOS. In this article, we'll explain…

Leandro Morgado 27 October 2024

Debian Firewall Linux

UFW (Uncomplicated Firewall) on Ubuntu and Debian (Linux)

If you're looking for a way to protect your Ubuntu or Debian server, UFW (Uncomplicated Firewall) is an excellent choice. UFW is a tool that makes setting up a firewall…

Leandro Morgado 12 October 2024

Linux

OpenSSH RegreSSHion Vulnerability: What You Need to Know and How to Fix It

Cyber security is a constant concern for system administrators and IT professionals. Recently, a new vulnerability, called "OpenSSH RegreSSHion", was discovered, causing concern in the security community. In this article,…

Lucas 6 July 2024