security

Configuring Kernel Parameters in RedHat-like Linux Systems with Ansible System Role

How to Configure Kernel Parameters in RedHat-like Linux systems with Ansible using system role?

Continue reading

Ansible code in RHSB-2021-009 Log4Shell - Remote Code Execution - log4j (CVE-2021-44228)

My Ansible Playbook code was officially included in the Red Hat Security Bulletin RHSB-2021-009 Log4Shell - Remote Code Execution - log4j (CVE-2021-44228).

Continue reading

Load and Unload Kernel Modules in Linux - Ansible module modprobe

How to Load and Unload Kernel Modules in Linux with Ansible?

Continue reading

Set sysctl kernel parameters - Ansible module sysctl

How to set the sysctl kernel parameters with Ansible? I’m going to show you a live Playbook and some simple Ansible code.

Continue reading

Detect Apache Log4j CVE-2021-44228 with Ansible Playbook

How to automate the Detector Log4Shell Remote Code Execution Log4j (CVE-2021–44228)?

Continue reading

Enable or Disable Permissive Domain in SELinux policy on Linux - Ansible module selinux_permissive

SELinux Permissive Domain What is SELinux? Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including mandatory access controls (MAC).

Continue reading

Enable or Disable SELinux Boolean on Linux - Ansible module seboolean

How to Enable or Disable SELinux Boolean on Linux with Ansible?

Continue reading

Set the SELinux Policy States and Modes on Linux - Ansible module selinux

How to Set the SELinux Policy States and Modes on Linux with Ansible?

Continue reading