Here is a good read that I found on the internet about SQL Injections.
HP has a nice tool available to scan your sites for such vulnerabilities.
http://www.communities.hp.com/securitysoftware/blogs/spilabs/archive/2008/06/23/finding-sql-injection-with-scrawlr.aspx

I thought I might share a couple interesting links for everyone:
Microsoft turns off MSN Music servers at end of summer - crowds rejoi….I mean…scream in agony
Polish people are good for something: Great article on memory algorithms for humans.
Quakecon 2008 - it’s coming
Philalawyer - a blog everyone should read. This dude’s writing is incredible