Category: Tutorials

The Simple Network Management Protocol (SNMP) is the protocol to manage network devices such as printers, switches, routers, hubs, etc....

Quick Tutorial: How to Configure the Uncomplicated Firewall on Linux

Uncomplicated Firewall or ufw, is a simple and easy way of configuring network rules on your Linux-based system. This tutorial...

This tutorial covers how to encrypt files using public keys with gpg. If you have not created key pairs yet,...

This article covers a methodology of how to sign a file without encryption. Assume you need to send one file...

This tutorial covers the methodology for the creation of gpg keys. For those who don’t know, gpg is a free...

Linux sudo command allows you to run commands with other user privileges. This command is similar to “Run as” in...

Nikto is an open-source and popular Perl-based web vulnerability scanner among the security community. This tool performs a comprehensive scan...

Linux tr command is used for translating and deleting characters. This command is extremely useful for formatting the text in...