Captive portal attack! A captive portal is a web page accessed with a web browser that is displayed to newly connected users of a Wi-Fi or wired network before they are granted broader access to...

Replace a string in multiple files in Linux command line When working with text files, you’ll often need to find and replace strings of text in one or more files. So let’s bind some commands li...

Remove Unnecessary Configuration Files On Linux (Debian-based Systems) There is a difference between – apt remove vs apt purge vs apt autoremove vs apt clean vs apt autoclean. These are the co...