JP Aumasson

JP Aumasson

Formal First Name
Jean-Philippe (JP)

JP Aumasson is a globally recognized expert in cryptography and the Co-Founder and Chief Security Officer of Taurus SA, a Swiss fintech company specializing in enterprise-grade digital asset infrastructure. Since 2006, he has authored more than 60 research articles in the field of cryptography. He designed the widely used algorithms BLAKE2, BLAKE3 and SipHash, and has performed numerous Security audits for blockchain organizations such as Filecoin, IOHK, Monero, or ZCash. He also wrote the reference books Crypto Dictionary (No Starch Press, 2020) and Serious Cryptography (No Starch Press, 2017). Aumasson previously worked more than 10 years in applied cryptography and Security architecture, in academia and the Kudelski Group. In addition to his duties at Taurus SA, he serves as the Chair of the Technical Committee of the Capital Markets and Technology Association (CMTA).

Professional Experience

Academic History


  • Hash functions BLAKE, BLAKE 2, and BLAKE3.

  • Pseudorandom function SipHash

  • Post-quantum signature schemes PRUNE-HORST, Gravity-SPHINCS, SPHINCS+

  • Password Hashing Competition & winner Argon2 (RFC 9106)

  • Cryptography trainings



  • Aumasson is a regular speaker at leading security and technology conferences including 7 presentations at Black Hat events.

  • He has talked about topics such as applied cryptography, vulnerability research, post-quantum cryptography, and platform security.

  • His work has been featured in Wire, Techcrunch, Ars Technica, Threatpost, and other major online magazines.

  • He appeared as a guest in the 2023 Real Vision Festival of Learning.