The Power Of sudo?
What is sudo? 🔐 Why It’s So Powerful 🧨 The Risks 🧠 Best Practices If you’re designing secure systems or just tinkering with Linux, mastering sudo is like wielding a…
Google Releases Fix for Zero-day Vulnerability in Chrome (CVE-2025-4664)
Google released a security advisory to address a zero-day vulnerability tracked as CVE-2025-4664. CVE-2025-4664 is an insufficient policy enforcement in Loader. The vulnerability could allow attackers to bypass security policies…
Signal for Debian-based Distros
How to install the encrypted chat program that many are talking about, even Elon, as an alternative to Whatsapp or Telegram for its security. This is a very simple set…
What is authentication?
Authentication is the process of verifying identity. It requires using passwords, hardware tokens, or several other methods. In cyber security, authentication is verifying someone’s or something’s identity. Authentication usually occurs…
How to Install and Use Gdu Disk Usage Analyzer on Ubuntu 20.04
GDU Disk Usage Analyzer is a graphical disk usage analyzer for GNOME. It was part of gnome-utils but was split off for GNOME 3.4. It was originally named Baobab after…
How To Install Linux, Apache, MySQL, PHP (LAMP) stack on Ubuntu 20.04
Prerequisites Step 1 — Installing Apache and Updating the Firewall How To Find your Server’s Public IP Address Step 2 — Installing MySQL Step 3 — Installing PHP Step 4…
How To Manage Logfiles with Logrotate in Linux
Log files are an essential part of Linux system administration and monitoring. But log files also quickly grow and take up a lot of storage space. The good news is…
