We research cyber security and teach future’s experts
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Poseidon and Neptune
Grassi L., Koschatko K., Rechberger C.
IACR Transactions on Symmetric Cryptology, Vol. 2025(2), 34-86
Skyscraper: Fast Hashing on Big Primes
Schmid F., Rechberger C., Koschatko K., Grassi L., Bouvier C., Khovratovich D., Schofnegger M.
IACR Transactions on Cryptographic Hardware and Embedded Systems, Vol. 2025(2), 743-780
Exploring the Six Worlds of Gröbner Basis Cryptanalysis: Application to Anemoi
Koschatko K., Lüftenegger R., Rechberger C.
IACR Transactions on Symmetric Cryptology, Vol. 2024(4), 138-190
Opening the Blackbox: Collision Attacks on Round-Reduced Tip5, Tip4, Tip4’ and Monolith
Liu F., Koschatko K., Grassi L., Yan H., Chen S., Banik S., Meier W.
IACR Transactions on Symmetric Cryptology, Vol. 2024(4), 97-137