Author Archive

14 Feb 2017

Difference between Telnet and SSH in Linux

Secure Shell, commonly known as SSH and Telnet are the network protocols that serves the same purpose that is to provide remote access to the system in order to establish some sort of communication between the systems.
14 Feb 2017

LVM- Linux Interview Questions

This article is all about Linux interview questions.In this article i have mentioned only LVM related interviews questions.It will be helpful for all those students who wants to start their career in Linux Field as a Linux
13 Feb 2017

SSH Interview Questions and Answers

SSH (Secure Shell) is a network protocol used to access a remote machine in order to execute command-line network services and other commands over a Network. It’s an important part in a Linux based technical interview. Ques
10 Feb 2017

How to Install and Use Linux Malware Detect (LMD)

Linux Malware Detect (LMD) is a malware scanner for Linux distribution, Which is released under the GNU GPLv2 license. That is especially designed to find the threats in shared hosted environments because in shared environment thousand plus
6 Feb 2017

Server Patching using yum in Linux

Linux has different ways to update all packages. It is a very important task, so we have to perform this task with care. Before updating the packages you need to take backup of your data. The exact
21 Dec 2016

Commonly use Port numbers for the Linux System Administrator

The port numbers are divided into three ranges: the Well Known Ports, the Registered Ports, and the Dynamic and/or Private Ports. The Well Known Ports are those from 0 through 1023. The Registered Ports are those from
10 Aug 2016

Encrypt Messages & Files Using OpenSSL on Linux

OpenSSL is an effective cryptography toolbox. Many of us have used OpenSSL for making RSA Private Keys or CSR (Certificate Signing Request). However, did you realize that you can use OpenSSL to encrypt files or messages? This
10 Aug 2016

How to Install Grunt & Grunt-cli on Ubuntu

Grunt is a Javascript task runner that can be used to compile Sass, run JSHint, or run many other plugins. Grunt has a long list of plugin to perform tasks provided by its community. It depends on
7 Jun 2016

Commonly use Java Keytool Keystore Commands

Java Keytool is a key and certificate management. It permits users to deal with their own public/private key pairs and certificates. It additionally permits clients to cache certificates. Java Keytool stores the keys and certificates in what
30 May 2016

Special File Permissions in Linux

Special file permissions are accessible for executable files and directories. Special permissions on files and directories in linux are : SetUID, SetGID and Sticky bit. You should be greatly cautious when you set special permissions. If user