Uncategorized Archives – Page 2 of 3

By RahulApril 17, 2013

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

By RahulApril 10, 2013

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

By RahulApril 4, 2013

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

By RahulMarch 29, 2013

What is Checken/Egg Problem. Chicken/Egg problem occurred in booting process of Linux. A Linux kernel required modules to mount root…

By RahulMarch 19, 2013

Its a good practice to enable email alerts in your keepalived configuration. By using this keepalived service will always inform…

By RahulMarch 17, 2013

HTTPD (Hypertext Transfer Protocal Deamon) is a web server widely used with CentOS and Redhat Linux.It serves the webpages on…

By RahulMarch 13, 2013

A shell is a command line interpreter. Its a special program which takes input from standard input devices, convert it…

By RahulFebruary 25, 2013

Being a system administrator you have all responsibilities to maintain your systems. A system admin is a person having good…

By RahulFebruary 20, 2013

Linux servers power many of the world’s applications and services, making them a popular target for attackers. Ensuring the security…

By RahulFebruary 13, 2013

FreeRadius is an implementation of RADIUS server. Its support multiple types of authentication. This article will help you to setup…