How To Secure Nginx with Let’s Encrypt on Rocky Linux 9
Let’s Encrypt is a Certificate Authority (CA) that provides an accessible way to obtain and install free TLS/SSL certificates, thereby enabling encrypted HTTPS on web servers.
How To Create a SSL Certificate on nginx for Ubuntu 12.04
This tutorial explains how to create a self-signed SSL certificate, how to add it to your server, and how to configure the SSL file to display the certificate to the world. A SSL certificate is a way to encrypt a site’s information and create a more secure connection. Certificate Authorities can issue SSL certificates that verify the server’s details while a self-signed certificate has no 3rd party corroboration. These steps are for setting up an SSL certificate on Nginx for an Ubuntu server.
How To Protect SSH with Fail2Ban on Debian 11
Fail2ban is a service that can be run on your server to dynamically block clients that repeatedly fail to authenticate correctly with your services . This can help mitigate the affect of brute force attacks and illegitimate users of your services. In this guide, we’ll demonstrate how to install and configure fail2ban to protect SSH on a Debian 11 server.
How To Install Suricata on Debian 11
Suricata is a Network Security Monitoring (NSM) tool that uses sets of community created and user defined signatures (also referred to as rules) to examine and process network traffic. Suricata can generate log events, trigger alerts, and drop traffic…
How to Set Up SSH Keys on Debian 11
SSH, or secure shell, is an encrypted protocol used to administer and communicate with servers. When working with a Debian server, chances are you will spend most of your time in a terminal session connected to your server through SSH. In this guide, we’ll focus on setting…
How To Set Up and Configure a Certificate Authority (CA) On Debian 11
Building a private Certificate Authority on Debian 11 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. With a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure.
How To Set Up and Configure an OpenVPN Server on Ubuntu 22.04
OpenVPN is an open-source Virtual Private Network (VPN) application that lets you create and join a private network securely over the public Internet.
How To Set Up a Firewall with UFW on Debian 11
This tutorial will show you how to set up a firewall with UFW on Debian 11.
Cómo editar el archivo sudoers
El comando sudo es útil para ejecutar comandos con privilegios normalmente fuera del alcance de su usuario. Esta guía explicará cómo editar el archivo de configuración para personalizar el funcionamiento de sudo.
Using the Snyk Vulnerability Scanning Tool
Snyk is a flexible developer security platform that detects and fixes vulnerabilities in your application source code, dependencies, container images, and infrastructure configurations. Improve your security with Snyk today.
