GPG basic file encryption doesn’t required public/private key. But to make a encrypted file more secure you can use RSA/DSA…

The tar command is an essential tool for Linux users, especially for those who work with a large number of…

The zip command in Linux is a utility used for packaging a group of files into a zip archive. The…

AS we know, now a days it’s not safe to send and receive data over internet. There are many option…

RNDC controls the operation of a name server. rndc uses tcp connection to communicate with bind server for sending commands…

Command named-checkconf checks the syntax only of a DNS (bind) configuration file. The file is parsed and checked for syntax…

The DNS (Domain Name System) is a distributed system, used for translate domain names to IP address and vice a…

xargs is a Linux/Unix powerful command to build and execute command lines from standard input. It takes output of a…

Fsniper is a useful tool for directory monitor, and execute predefined actions on files created or modified in that directory.…

wget is Linux command line utility. wget is widely used for downloading files from Linux command line. There are many…