Divide and Conquer: Cracking MS-CHAPv2 with a 100% success rate Jul 29, 2012 At Defcon 20 last weekend, David Hulton and I gave a presentation on cracking MS-CHAPv2. This blog post is meant to be a rough overview of what we covered in our talk. Why MS-CHAPv2? The first obvious question is why we looked at MS-CHAPv2, given a lingering sense that the internet should already know better than to rely