Instalando e configurando Fail2ban para proteção SSH no Ubuntu 24.04
Instalando e configurando Fail2ban para proteção SSH no Ubuntu 24.04. Introduction to server security When it comes to server security, protecting your Ubuntu 24.04 server is of utmost importance. With the increasing number of cyber threats and attacks, ensuring the safety and integrity of your server is crucial. Nesta…
Habilitando e configurando FirewallD no AlmaLinux
Habilitando e configurando FirewallD no AlmaLinux. Os firewalls são um componente crucial de qualquer estratégia de segurança de rede. Eles atuam como uma barreira entre sua rede e ameaças potenciais, filtragem de tráfego de entrada e saída com base em regras predefinidas. Effective firewall rule management is essential for maintaining the security and integrity of your…
Criação de usuário e configuração de chave SSH no AlmaLinux
Criação de usuário e configuração de chave SSH no AlmaLinux. Introduction to user creation and SSH key setup in AlmaLinux AlmaLinux is a popular Linux distribution that serves as a reliable and secure operating system for servers. One of the fundamental aspects of server administration is user management, which includes creating user…
Como redefinir a senha no AlmaLinux
Como redefinir a senha no AlmaLinux. AlmaLinux is a free and open-source Linux distribution that is designed to be a community-driven replacement for CentOS. It provides a stable and reliable operating system for servers and workstations. Like any other operating system, AlmaLinux allows users to create accounts with passwords to…
Um guia passo a passo: Como instalar o MySQL no Ubuntu
Um guia passo a passo: Como instalar o MySQL no Ubuntu. MySQL é um dos sistemas de gerenciamento de banco de dados relacionais de código aberto mais populares do mundo. É amplamente utilizado para gerenciar grandes quantidades de dados e é a escolha certa para muitos desenvolvedores e empresas.. Ubuntu, por outro lado, is…
Guia para instalação do Composer no CentOS 8
Guia para instalação do Composer no CentOS 8. Introduction to Composer In the world of PHP development, Composer has become an indispensable tool. It is a dependency manager that allows you to easily install and manage libraries or packages required by your PHP projects. Composer simplifies the process of handling dependencies,…
How to Safely Remove Old Kernels from Ubuntu
How to Safely Remove Old Kernels from Ubuntu. The Linux kernel is the heartbeat of your Ubuntu system, acting as a bridge between the software and hardware components. Over time, as you update your Ubuntu system, new kernels get installed, leaving the older ones behind. Although these old kernels serve…
Installing SQLite3 on AlmaLinux 9 from source
Installing SQLite3 on AlmaLinux 9 from source. SQLite is a widely used, lightweight, and embedded relational database management system (RDBMS) that supports a variety of programming languages. It is known for its portability, self-contained nature, and small size, making it a popular choice for applications that require local data storage.…
Activating EPEL and EPEL Next in Almalinux 9 or Rocky Linux 9
Activating EPEL and EPEL Next in Almalinux 9 or Rocky Linux 9. Enterprise Linux systems like Almalinux and Rocky Linux 9 come with a default set of packages that enable their basic functioning. No entanto, users often require additional packages to enhance the functionality and capabilities of their systems. This is…
