debian – Page 2 – POFTUT

How To Start, Stop, Restart Networking On Linux?

I have changed my network configuration and want to restart to make changes effective. Or there are some problems with my network and I think restarting it will solve my problems. Here we will look at how to restart networking service in various network distributions like Ubuntu, Debian, Fedora, CentOS. Get Status Of Network Service … Read more

How To Use Multiple SSH Keys?

I work on  Ubuntu and want to use multiple ssh keys to connect different serves. I have tried some different method but unluckily they have failed. How can I use multiple ssh keys? Multiple Hosts Multiple Keys Ssh config resides in .ssh/config file in user home directory. The magic is here. Host cen1 cen1.example.com HostName cen1.example.com IdentityFile ~/.ssh/cen1_rsa  … Read more

How To Run Shell Script or Command On Remote With SSH

I want to run my commands securely. Is there any way for this? Yes, there are a lot of options. But the most simple and secure way is running scripts or commands over ssh. Run Command On Remote System SSH is a very powerful tool that can invoke provided commands on a remote system or … Read more

Ubuntu, Debian, Kali Ssh Installation

I want to connect my Linux server securely. Security is important nowadays. OpenSSH is a secure shell for remote connections. OpenSSH is very popular and have very life saver features. Installation Installation of ssh is like below. ssh full package name is Openssh-server which provides daemon, client and auxiliary tools for ssh. Ubuntu, Debian, Mint, … Read more

How To Install Tenable Nessus into Kali?

Nessus is very good tool to manage vulnerabilities or vulnerability scanning. How can I install Nessus into my dpkg based pentest box? My distro my Debian, Ubuntu, Kali etc. Get License Key First step is license key. In old days Nessus was provided by Kali distribution as home version. There was no day limit of … Read more

Awk Print Tutorial With Examples

Awk is a stream type programming language. Awk can edit given text ant provided new text according to instructions. We will look popular usages of Awk in this  tutorial. There are alternative awk implementations like below Nawk Gawk Awk Syntax Awk is line oriented so by default provided text is processed line by line. Awk … Read more

Linux History Command Tutorial with Examples

Linux history is a function of the bash that provides previously issued commands with different options. In this tutorial we will look these options. Display History To simple list history providing history command is enough. History file is located in users home directory and named .bash_history for bash shell. $ history OR another way to … Read more