Building an API rate limiter using Valkey
Create a robust API rate limiter with the cloud provider Managed Caching for Valkey. Optimize your application’s performance and manage requests effectively.
How To Use Nmap to Scan for Open Ports
Nmap is a great tool for discovering the network services and ports that your server is exposing to the network. In this guide, we will discuss some basic information about networking ports and how you can use nmap to find your weaknesses.
How To Use Certbot Standalone Mode to Retrieve Let’s Encrypt SSL Certificates on Ubuntu 22.04
Certbot offers a variety of ways to validate your domain, fetch certificates, and automatically configure Apache and Nginx. In this tutorial, we’ll discuss Certbot’s standalone mode and how to use it to secure other types of services.
Настройка брандмауэра с помощью firewalld в CentOS 8
firewalld — программное обеспечение для управления брандмауэрами, поддерживаемое многими дистрибутивами Linux. Выступает в качестве клиентского интерфейса для встроенных в ядро Linux систем фильтрации пакетов…
How To Isolate Servers Within A Private Network Using Iptables
In this tutorial, we will teach you how to use a Iptables with shared private networking to simulate the network traffic isolation that a true private network can provide. We will also cover why you would want to do this, and provide an example of how to implement this in your own environment. The example should explain the concept well enough that you should be able to adapt the configuration to your own needs.
Como instalar e configurar um servidor OpenVPN no CentOS 8
Uma Virtual Private Network (VPN) permite que você atravesse redes não confiáveis como se estivesse em uma rede privada. Ela dá a você a liberdade de acessar a internet com segurança no seu smartphone ou notebook ao se…
How To Install and Secure Memcached on Ubuntu 18.04 (18-04-2)
A previous version of this tutorial was written by Kathleen Juell. Memory object caching systems like Memcached can optimize backend database performance by temporarily storing information in memory, retaining…
Comment configurer l’authentification par mot de passe avec Apache sur Ubuntu 18.04
En tant qu’administrateur web, vous pouvez trouver utile de restreindre certaines parties d’un site web aux visiteurs, que ce soit de manière temporaire ou permanente. Si les apps web peuvent fournir leurs propres méthodes d’authentification et d’autorisation, vous pouvez…
How To Install Suricata on CentOS 8 Stream
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…
Utilizing Security Features in SSH
Securely manage remote systems by making use of the full set of security features SSH has to offer, including strong encryption algorithms, ssh agents, two-factor authentication, and more.
