About QCassa

Quantum-Safe Payment Security

QCassa develops quantum-resistant point-of-sale and hardware security module (HSM) systems, preparing the payment industry for the post-quantum era.

Key Technologies

• Post-Quantum Cryptography — CRYSTALS-Kyber, CRYSTALS-Dilithium for key exchange and signatures
• HSM Integration — Secure key storage and transaction signing
• POS Terminal Security — Hardened payment processing with quantum-safe protocols

FE AID Registry

A community-maintained registry for ISO 7816-5 FE prefix Application Identifiers, enabling JavaCard developers to register unique AIDs for their applets.

• Free & Open — First-come, first-served allocation
• YAML-based — Machine-readable registry with automated validation
• Community-driven — Open for contributions via GitHub

Contact

QCassa is developed by FenySoft Kft. — Get in touch.