En los sistemas Linux, se utilizan variables de entorno y de shell para determinar las condiciones de funcionamiento del shell. Se pueden transmitir a procesos secundarios y utilizar para establecer opciones y hacer que cierta información esté disponible para los procesos que se producen en la sesión. En esta guía, hablaremos de cómo leer, modificar, crear y eliminar variables de entorno y de shell
L’auteur a choisi Software in the Public Interest (SPI) pour recevoir un don dans le cadre du programme Write for DOnations. Habituellement, les serveurs basés sur…
SSH-key-based authentication provides a more secure alternative to password-based authentication. In this tutorial we’ll learn how to set up SSH key-based authentication on a Debian 10 installation.
Dalam panduan ini, kita akan berfokus pada penyiapan kunci SSH untuk instalasi Ubuntu 20.04. Kunci SSH menyediakan cara yang aman dan mudah untuk log masuk ke server Anda dan disarankan untuk semua pengguna.
FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of delivering files. In this tutorial, we’ll show you how to configure vsftpd to allow a user to upload files to his or her home directory using FTP with login credentials secured by SSL/TLS.
The Ubuntu operating system’s latest Long Term Support (LTS) release, Ubuntu 20.04 (Focal Fossa), was released on April 23, 2020. This guide will explain how to upgrade an Ubuntu system of version 18.04 or later to Ubuntu 20.04.
Learn how to use Netcat to test TCP and UDP connections for troubleshooting and network diagnostics. Includes key commands, examples, and common use cases.
SFTP ist eine sichere Methode zur Übertragung von Dateien zwischen lokalen und Remote-Servern. Wesentlich sicherer als FTP, nutzt dieses Protokoll einen SSH-Tunnel, um eine Verbindung herzustellen und verwendet Verschlüsselung, um Dateien in einer interaktiven Sitzung zu übertragen.
In this article, we will see how we can install emacs in a Linux system and use it for basic text editing. Emacs is also available for graphical window managers for Linux like GNOME; however, we will only cover the “text based” version here.
Ao criar um novo servidor com CentOS 8 pela primeira vez, há alguns passos de configuração que você deve seguir logo no início – como parte da configuração básica. Isso aumentará a segurança e usabilidade do seu servidor e dará a você uma base sólida para as ações…
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