Enable Two Factor Authentication in Ubuntu

How to Use Two-Factor Authentication with Ubuntu

Over time, the traditional username and password authentication has proven inadequate in providing robust security to applications and systems. Usernames and passwords can easily be cracked using a plethora of hacking tools, leaving your

PuTTY Configuration Tips and Tricks

Useful PuTTY Configuration Tips and Tricks

Putty is an opensource terminal emulator that supports several network protocols like Telnet, SSH, Rlogin, SCP, and Raw Socket. The initial version of putty is dated back to January 8, 1999, and designed for Windows

Secure OpenSSH Server

How to Secure and Harden OpenSSH Server

When it comes to accessing remote devices such as servers, routers, and switches, SSH protocol comes highly recommended given its ability to encrypt traffic and ward off anyone who might try to eavesdrop on