Tag Archives: linux

Password less SSH authentication is one of the best security practices to avoid any password expose to attacke SSH is secure authentication mechanism, however Man-in-the-middle attack (MITM), Brute force attack these attack can expose password to the attackers. We need two components to make a ssh key working. Public Key, …

Plesk Control panel is very popular control panel among webhosting industry. Various webhosting company prefer Plesk over cPanel due to its business, developer and cross platform approach. But Plesk has a draw back when we are talking about failover infrastructure. Plesk does not have any failover tools like cPanel provide …

What is LVM ? Full form of LVM is Logical Volume Management,  which includes allocating disks, striping, mirroring and resizing logical volumes. Single primary disk can be devided into multiple logical drive also multiple disk pool can be devided into multiple logical group. Its divide into logical partition Now you …

Linux system admins are very familiar with command line tools. Many time admins need to administrate mysql server, they need to create database, manage database user, backup & restore mysql database, repair database & much more. In this post I will explain some usefull command to administrate mysql server. To …

If you are planning to host your websites on Amazon AWS EC2 & you are little confused what control panel to choose, here is the answer. You can use Plesk Web Admin Edition. which will cost around $4/month, cheaper than cPanel which cost $15/month. And features are near about same. Not only …

MPM or multiprocessing modules are part of the apache code that handle incoming requests. So different mpms handle requests differently. It is important to note that although these are called modules they are not like loadable modules. Rather a mpm is seated right inside the apache binary. So at a …

Your old P4 PC can be used as a full featured router. Install Ubuntu / Debian & follow this step to setup ubuntu as router. You can take control over every bit of data flow through the router. Ok , lets start . Setup router on ubuntu debian, To configure …

We know Apache is the most popular web server, because of its flexibility. It is opensource, there is lots of module to handle different types of language like Python, Perl, Rubi, PHP. But apache have some issue with thread & process management. Apache slows down under heavy load, because of the …

What is GREP ? Unix / Linux provides a powerful tool to search the contents of one or more text files, or to search the contents of input provided, for matching a pattern. This is referred to as pattern matching (a.k.a. regular expression or globbing). A pattern can be a …

What is Apache Forward Proxy ? Forward proxies act as a gatekeeper between client browsers on your local network and internet accessed by those clients. The forward proxy will receive the HTTP requests, perform any filtering or request alteration rules you establish, and when appropriate, forward the request to destination. The response …