I'm now an independent IT consultant, specialising in application security. I've worked on securing many enterprise scale web applications, such as the Scottish Schools Digital Network and the Australian Taxation Office Business Portal.
My qualifications include
MVP Security
CISSP
ISO 27001 (BSI 17799) Lead Auditor
MCSD.Net
MCDBA
Network+
Here is a link to some of my security articles on MSDN. Here are the slides from various presentations that I've given.
If you need consultancy for securing your applications, please contact me on christopherseary@hotmail.com.