Pages with tag security

Mantendo o sistema seguro ao mantê-lo atualizado

Essa seção explica: Why it is important to update your system regularly How to apply updates manually by using the GUI or CLI How to enable automatic updates Why it… Read more

Changing SELinux States and Modes

Permanent changes in SELinux states and modes As discussed in Getting started with SELinux SELinux can be enabled or disabled. When enabled, SELinux has two modes: enforcing and permissive. Use… Read more

Começando com SELinux

Introdução ao SELinux Security Enhanced Linux (SELinux) provides an additional layer of system security. SELinux fundamentally answers the question: May <subject> do <action> to <object>?, for example: May a web… Read more

Troubleshooting Problems Related to SELinux

If you plan to enable SELinux on systems where it has been previously disabled or if you run a service in a non-standard configuration, you might need to troubleshoot situations… Read more

Usando Certificados de Sistema Compartilhados

O armazenamento de Certificados do Sistema Compartilhado permite que o NSS, o GnuTLS, o OpenSSL e o Java compartilhem uma fonte padrão para recuperar âncoras de certificados do sistema e… Read more

Using YubiKeys with Fedora

What is a YubiKey? A YubiKey is a small USB and NFC based device, a so called hardware security token, with modules for many security related use-cases. It generates one… Read more