How to Masking & Secure Daemon in Linux Server

Posted on June 17, 2026

When you start a new Linux server like using Fedora F44 cloud image, you think it is already clean and very safe, but actually it have many active services running inside that…

How to Hardening Mount Option in Linux Server

Posted on June 16, 2026

You have Linux computer but you do not know that your folders can be very dangerous for security. Hackers can put bad virus inside folders like /tmp or /home and they can…

How to Secure Linux Server with AIDE

Posted on June 15, 2026

If you run Linux server, you must make sure nobody change your files without you knowing. Sometimes hackers can enter your system and change important files like config files or system binaries…

Auditd Custom Rules & Tips

Posted on June 14, 2026

Many people install Linux and think it is safe from hackers, but that is not true. When you install a fresh Linux, it have a tool called auditd but this tool is…

Securing SSH Server with fail2ban

Posted on June 13, 2026

Many bad hackers try to login my Linux server every days because they want to steal my data and use my server for bad things. They use robot programs that try thousands…

Fedora Linux Firewalld Drop Zone and Rich Rules

Posted on June 12, 2026

Many people who has server do not know about safety. They just run server and then bad hackers from internet come and steal everything. When you install Fedora Linux, the default setting…

How to Add Password Protection to GRUB

Posted on June 10, 2026

If you think your Linux computer is very safe because you have a very long password for your user login you are totally wrong my friend. Anyone can easily bypass your login…

Linux Kernel Hardening: Command-line Lockdown

Posted on June 9, 2026

Linux is a very good operating system but sometimes it is not safe enough because bad hackers can find ways to break inside your computer even if you have a strong password….