Higher Order Differential Meet in the Middle Preimage Attacks on SHA-1 and BLAKE

Explore advanced cryptographic techniques in this 20-minute conference talk focusing on higher order differential meet-in-the-middle preimage attacks on SHA-1 and BLAKE hash functions. Delve into the intricacies of hash function construction, collision analysis, and the American Tangle Scheme. Examine the unified framework for preimage attacks, complexity analysis, and time considerations. Gain insights into equation rewriting techniques and the specific complexities associated with the BLAKE family of hash functions.

Intro
Outline
Ash Function
Collisions
Hash Function Construction
American Tangle Scheme
United Framework
Preimage
Complexity
Time
Rewriting the equation
Functions
Blake Family
Blake Complexity