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Either with chkrootkit or with rkhunter.chkrootkit
Either install the package that comes with your distribution (on Debian you would run
apt-get install chkrootkit
), or download the sources from www.chkrootkit.org and install manually:
wget --passive-ftp ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.tar.gz
Afterwards, you can move the chkrootkit directory somewhere else, e.g. /usr/local/chkrootkit:
Network Management With OpenNMS
OpenNMS is an opensource enterprise network management tool. It helps network administrators to monitor critical services on remote machines and collects the information of remote nodes by using SNMP. OpenNMS has a very active community, where you can register yourself to discuss your problems. Normally openNMS installation and configuration takes time, but I have tried to cover the installation and configuration part in a few steps.
LAMP On Ubuntu 6.06 For Noobs
I, like many others, made the decision to attempt an install of Ubuntu 6.06 server with the preconfigured LAMP option without having ever attempted using Linux before. My goal was to build a setup that I could host my personal web site from. [...] Hence, I am writing this as a partial documentation of my trials and tribulations with hopes of aiding all Linux noobs on the steps necessary to create a basic Linux, Apache2, MySQL5 and PHP5 system with FTP.
How To Install VMware Server On Ubuntu 6.06 LTS (Dapper Drake)
VMware has just released version 1.0 of its free VMware Server. With VMware Server you can create and run guest operating systems ("virtual machines") such as Linux, Windows, FreeBSD, etc. under a host operating system. This has the benefit that you can run multiple operating systems on the same hardware which saves a lot of money, and you can move virtual machines from one VMware Server to the next one (or to a system that has the VMware Player which is also free). In this article we use Ubuntu 6.06 LTS (Dapper Drake) as the host operating system.
The (Almost) Perfect Setup - Debian Sarge (3.1) On A Strato Dedicated-Server (With ISPConfig)
Based and abuttet to the HowTo - The Perfect Setup Debian Sarge (3.1) - of Falko Timme I wrote this HowTo for STRATO-Server, because Strato has some specifics in it´s Debian Sarge (3.1) - Image.
Creating DjVu Documents Linux HOWTO
This document explains some of the uses of djvulibre implementation of DjVu for creating quality DjVu documents in linux. DjVu format features bitmap document compression and hypertext structure. It is used by numerous web sites all around the world for storing and distributing digital documents including scanned documents and high-resolution pictures. One of the advantages of DjVu files is that they are notably small, often smaller than PDF or JPEG files with the same content. This makes DjVu a helpful tool for digitizing books and journals, especially scientific ones.
Secure Your Apache With mod_security
This article shows how to install and configure mod_security. mod_security is an Apache module (for Apache 1 and 2) that provides intrusion detection and prevention for web applications. It aims at shielding web applications from known and unknown attacks, such as SQL injection attacks, cross-site scripting, path traversal attacks, etc.
Postfix Spam Filter using Ubuntu Dapper, MailScanner, SpamAssassin, Rayzor, Pyzor, DCC and ClamAV
This is a similar version of the HOWTO that can be found here: http://www200.pair.com/mecham/spam/spamfilter20050628.html.
Except for using Ubuntu Server instead of Debian and MailScanner
instead of Amavisd, the Postfix, Rayzor, Pyzor, DCC and ClamAV sections
are almost the same.
Intrusion Detection With BASE And Snort
This tutorial shows how to install and configure BASE (Basic Analysis and Security Engine) and the Snort intrusion detection system (IDS) on a Debian Sarge system. BASE provides a web front-end to query and analyze the alerts coming from a Snort IDS system. With BASE you can perform analysis of intrusions that Snort has detected on your network.
Postfix Monitoring With Mailgraph And pflogsumm
This article describes how you can monitor your Postfix mailserver with the tools Mailgraph and pflogsumm. Mailgraph creates daily, weekly, monthly, and yearly graphs of sent, received, bounced, and rejected emails and also of spam and viruses, if SpamAssassin and ClamAV are integrated into Postfix. These graphs can be accessed with a browser, whereas pflogsumm ("Postfix Log Entry Summarizer") can be used to send reports of Postfix activity per email.