Performance

Application Performance Monitoring with PasTmon

This paper shows how to measure and monitor the performance of network applications through passive capturing of network traffic. The PasTmon utility is excellent for identifying performance problems in many network-based applications.

Security

The Best Guides for Managing Information Security

A paper I wrote reviewing freely available guides for managing information security systems for the August 2007 issue of SysAdmin magazine. This article reviews the Open Source Security Testing Methodology, various NIST Guides, ISO 17799, and the Standard of Good Practice (SoGP) guides.

Security

Backup Encryption

This paper shows how you can easily encrypt your Linux/Unix backups using OpenSSL or GPG.

Incident Response

Best practices for Security Incident Response II

A paper describing the best practices for responding to security incidents of any type. Specifically written for IT managers and operations staff.