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What’s the Deal with Hash Functions?

Zero Knowledge

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Hash Function Based on Block Crypher AES

In 2008 I found a real good vulnerability in this hash function. In the year of 2018, L and I covered it with another team from Belgium who designed a different hash function for them. It was called Friday and they presented it around DEF CON and Prague. The thing is pretty much the second day after this design was present, me and colleagues of mine from Austria and from Great Britain, we found some real good vulnerabilityin thisHash function. We were trying to attack AES and related designs and I was reading the paper like late nights and I immediatelypretty much the same night wrote to L said, well, guys, you're doing something really wrong so you should have used a different Hash function

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