Sfd Token Generator Access

[2] Chaum, D. "Blind signatures for untraceable payments." CRYPTO 1982.

Proof sketch: Reduces to existential unforgeability of Ed25519 under chosen message attack. Test environment: AWS c5.large (2 vCPU, 4 GB RAM) sfd token generator

[5] Boneh, D., & Shoup, V. "A Graduate Course in Applied Cryptography." (2023). [2] Chaum, D