2019
- Linux Resources usage monitoring
- How to change the grey background on lock screen in Elementary OS
- Access Control List in Linux
- How to Lock and Unlock User in Linux
- Kevin Mitnick talks about security in IT
- The mind behind Linux – Linus Torvalds – TED
- China’s Web Junkies: Internet Addiction Documentary
- Managing special permissions and sticky bit in Linux
- Mod_security rules for WordPress
- RHCSA – chmod – change file and directory permissions
- RHCSA – User passwords. Add groups and users to groups
- RHCSA – Adding users
- Installation of Red Hat in Virtual Box – network configuration and ssh.