Security

Flatseal is a graphical GTK application that allows users to review and modify basic permissions for Flatpak apps. With Flaseal, we can easily configure Flatpak apps permissions on Linux.

SSH key-based authentication is a more secure way to authenticate to a remote server than password-based authentication. This guide will walk you through the steps on how to configure SSH key-based authentication in Linux and Unix-like operating systems.

In this comprehensive guide, we’ll show you how to install and configure fail2ban on a Linux system and how to prevent SSH brute force attacks with Fail2ban.

Learn how to run specific commands without sudo password in Linux. Understand the benefits, risks, and best practices for secure implementation.

Learn how to restrict the use of the su command to only authorized users. This will help to protect your system from unauthorized access.

Enhance Linux security with OpenSnitch, the powerful application-level firewall that effectively controls your outbound connections.

This guide explains how to apply updates automatically with dnf-automatic in RHEL and its clones like AlmaLinux and Rocky Linux.

Today, we are going to see how to encrypt and decrypt files from command line…

This guide explains what is TCP Wrappers, how to install TCP Wrappers in Linux, and how to restrict access to Linux servers using TCP Wrappers.

In this guide, we will learn what is sshpass utility, how to install sshpass in Linux and FreeBSD, and how to use sshpass for non-interactive SSH login in shell scripts in Linux.