security

Como Configurar Chaves SSH no Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Como Configurar Chaves SSH no Ubuntu 18.04

SSH, ou shell seguro, é um protocolo criptografado usado para administrar e comunicar com servidores. Ao trabalhar com um servidor Ubuntu, é provável que você passe a maior parte do tempo em uma sessão de terminal, conectado ao seu servidor através do SSH. Neste guia, vamos…

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Konfigurieren der SSH-Schlüssel-basierten Authentifizierung auf einem Linux-Server — step-by-step Linux tutorial on Progressive Robot

Konfigurieren der SSH-Schlüssel-basierten Authentifizierung auf einem Linux-Server

SSH, oder Secure Shell, ist die häufigste Art der Verwaltung von Remote-Linux-Servern. Obwohl der Daemon die passwortbasierte Authentifizierung erlaubt, kann die Freigabe eines passwortgeschützten Kontos für das Netzwerk Ihren Server für Brute-Force-Angriffe öffnen. In diesem Leitfaden zeigen wir, wie Sie Ihren Server mit SSH-Schlüsseln konfigurieren, was die empfohlene Authentifizierungsmethode ist. Dies sind für Angreifer viel schwieriger zu umgehen, sodass Sie einen sichereren Anmeldemechanis

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How To Set Up a Firewall Using Iptables on Ubuntu 12.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Firewall Using Iptables on Ubuntu 12.04

This tutorial covers setting up a very simple firewall with iptables on an ubuntu droplet. The iptables rules come from a series of options that can be combined to create each specific process. Each packet that crossing the firewall is checked by each rule in order. As soon as it matches a rule, the packet follows the associated action, otherwise it proceeds down the line. Many of the rules in the article should be copy and pastable.

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Deploying MongoDB With Redundancy — step-by-step Databases tutorial on Progressive Robot

Deploying MongoDB With Redundancy

Part of a series of conceptual articles outlining security best practices in MongoDB, this guide highlights the importance of regularly creating backups of your Mongo data and highlights the document database’s built-in replication features.

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