Security

Title: Insertion, Evasion, and Denial of Service: Eluding Network Intrusion Detection
Added: 04/29/2001
Very good research paper on the problems with IDSes. A local copy is also available.

System Administration

Title: Doctoring Exchange
Last Updated: 03/25/2004
The aim of this document is to describe how to implement some Microsoft Exchange groupware features using the CommuniGate Pro mail server and free software on Linux.
Title: Recurrence Analysis of winmail.dat files
Last Updated: 03/25/2004
Notes on how recurring calendar items appear to be stored in winmail.dat (TNEF) files.
Title: Redhat Linux 7.3 Installation Policy
Last Updated: 08/18/2002
Document written for former employer describing how to securely install Redhat Linux 7.3 servers.
Title: Security Incident Reporting
Last Updated: 04/29/2001
Describes some procedures on how to handle security incidents.
Title: Setting up a Linux server for high-volume outgoing mail
Last Updated: 12/08/2000
Describes method I used for setting up a very high-volume spam system. This is not meant in any way to endorse spam, but is only a collection of my experience setting up such a machine for an organization.