Resources

Software

• CROSS Github group: https://github.com/CROSS-signature
• NIST submission resources are available on the NIST submission page.

Talks

• Talk on CROSS given by Paolo Santini at the 2nd Oxford Post-Quantum Cryptography Summit 2023: video.
• Talk on "High-Performance FPGA Accelerator for the Post-quantum Signature Scheme CROSS" given by Patrick Karl at the NIST Sixth PQC Standardization Conference, September 25, 2025: slides, video (last talk of day 2).
• Talk on "CROSS: Round 2 Update" given by Patrick Karl at the NIST Sixth PQC Standardization Conference, September 26, 2025: slides, video (first talk of day 3).
• Talk on "A Revision of CROSS Security: Proofs and Attacks for Multi-Round Fiat-Shamir Signatures" given by Michele Battagliola at the NIST Sixth PQC Standardization Conference, September 26, 2025: slides, video (sixth talk of day 3).