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Data Recovery Techniques on Linux

Data Recovery Techniques on Linux

When one of my friends called telling me that he had accidentally deleted some important files from his drive, his exasperation was understandable. It happens to everyone at some point of their computer-using lives. Unfortunately, in his case, those were some extremely important documents that, had he not recovered them, could have proven very costly.

Postfix Virtual Hosting With LDAP Backend And With Dovecot As IMAP/POP3 Server On Ubuntu Trusty Tahr 14.04

Postfix Virtual Hosting With LDAP Backend And With Dovecot As IMAP/POP3 Server On Ubuntu Trusty Tahr 14.04

Here we we use an LDAP backend for both the MTA (Postfix) and POP3/IMAP server (Dovecot), and a web based management interface.

Installing and using Tundeep for network tunnelling and testing on Debian

Installing and using Tundeep for network tunnelling and testing on Debian

Tundeep is a network tunnelling daemon written in C that runs in userspace using libpcap. Tundeep is used as a security testing tool allowing a tester to tunnel through the target network at layer 2. A TAP interface will be brought up on the tester's machine for each level of the network allowing direct interaction with hosts on the network segment through a compromised client device.

How to install OpenLDAP Server on Debian or Ubuntu

How to install OpenLDAP Server on Debian or Ubuntu

This document describes how to install and configure OpenLDAP in Debian/Ubuntu Server. I will use OpenLDAP to configure a corporate organizational structure through OpenLDAP.

How to compile PureFTPd on CentOS 7

How to compile PureFTPd on CentOS 7

In this tutorial I will explain the steps to compile PureFTPd from source on CentOS 7. Pure-ftpd is a lightweight and stable FTP daemon which supports various authentication backends like Linux system users, puredb, MySQL and PostgeSQL. I will later use pure-ftpd for ISPConfig 3, therefor I will compile it with MySQL / Mariadb support.

Fast way to update Bash on Debian based distributions to secure it against Shell Shock.

Fast way to update Bash on Debian based distributions to secure it against Shell Shock. 

How to setup your OTP appliance with privacyIDEA

How to setup your OTP appliance with privacyIDEA

In this howto we will setup a system that can act as your own personal OTP appliance, managing all authentication devices in your network. You then may configure your services to authenticate against this machine. It is a good idea to use some virtualization mechanism. If you have some old hardware around, this is even as good.

How to create a jailed ssh user with Jailkit on Debian Wheezy

How to create a jailed ssh user with Jailkit on Debian Wheezy

This document describes how to install and configure Jailkit in Debian Wheezy Server. Jailkit is a set of utilities to limit user accounts to specific files using chroot() and or specific commands. Setting up a chroot shell, a shell limited to some specific command, or a daemon inside a chroot jail is a lot easier and can be automated using these utilities.

How to install Moodle on Ubuntu 14.04

How to install Moodle on Ubuntu 14.04

This document describes how to install and configure Moodle on Ubuntu 14.04.  Moodle (acronym for Modular Object-Oriented Dynamic Learning Environment) is a free software e-learning platform, also known as a Learning Management System, or Virtual Learning Environment (VLE).

How to install MediaWiki on Ubuntu 14.04

How to install MediaWiki on Ubuntu 14.04

This document describes how to install and configure MediaWiki on Ubuntu 14.04.  MediaWiki is free server-based software which is licensed under the GNU General Public License (GPL). It's designed to be run on a large server farm for a website that gets millions of hits per day. MediaWiki is an extremely powerful, scalable software and a feature-rich wiki implementation that uses PHP to process and display data stored in a database, such as MySQL. Pages use MediaWiki's wikitext format, so that users without knowledge of XHTML or CSS can edit them easily.

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