Microsoft's Second Shot program let's you retake a certification exam you failed for free-as-in-beer. From October 15, 2008, to December 31, 2008, if you pass a Microsoft Certification exam on your first try, you get a 25% discount on a different exam.

You cannot loose. As John’s blog post (eWeek Article: 10 Steps Techies Should Take to Keep Their Jobs in a Financial Meltdown) notes – it’s time to cert-up.