Linux Configure Sendmail as SMTP Mail Client ( submission MTA )

Posted on in Categories , , , , , , , , , , last updated July 24, 2009

I‘ve central e-mail server. Other servers does not need to operate as a mail server. How do I configure Sendmail as submission-only e-mail server (mail client) under CentOS / Fedora / RHEL / Debian Linux / UNIX like operating systems?

Debian / Ubuntu Linux Install Advanced Intrusion Detection Environment (AIDE) Software

Posted on in Categories , , , , last updated May 18, 2009

AIDE is an open source host-based intrusion detection system which is a replacement for the well-known Tripwire integrity checker. It provide software integrity checking and it can detect that intrusions (monitor filesystem for unauthorized change such as find out if system binaries modified and a new cracked versions installed or not) have occurred on the system. How do I install and configure AIDE under Ubuntu LTS / Debian Linux 5.0 server?