security

How To Create an ECC Certificate on Nginx for Debian 7 — step-by-step Linux tutorial on Progressive Robot

How To Create an ECC Certificate on Nginx for Debian 7

Create an Elliptic Curve Cryptography (ECC) key pair for more efficient certificate encryption. ECC keys provide security equivalent to that of larger RSA keys while being smaller in size, reducing the resources needed on the server and offering faster performance for mobile devices.

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How To Secure GitLab with Let's Encrypt on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Secure GitLab with Let’s Encrypt on Ubuntu 16.04

GitLab, specifically GitLab CE (Community Edition), is an open source application primarily used to host Git repositories, with additional development-related features like issue tracking. The GitLab project makes it relatively straight forward to set up a GitLab instance on…

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How the Iptables Firewall Works — step-by-step Security tutorial on Progressive Robot

How the Iptables Firewall Works

The iptables firewall is a good way to protect your server from unwanted traffic from the internet. In this guide, we’ll discuss the general idea behind the iptables firewall and how rules interact with each other.

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Como configurar as chaves SSH no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como configurar as chaves SSH no Ubuntu 20.04

O SSH, ou shell seguro, é um protocolo criptografado usado para administrar e se comunicar com servidores. Ao trabalhar com um servidor Ubuntu, existem boas chances de você gastar a maior parte do seu tempo em uma sessão de terminal conectada ao seu servidor através do…

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