Current analysis on payment security, fraud prevention, AML/KYC, and PCI DSS compliance.
Cryptography FundamentalsThe Conventional Wisdom Your team might be waiting for regulators to dictate actions on quantum computing. You ve seen the Treasury s announcement about the Quantum-Readiness Task Force, noted the lac
Cryptography FundamentalsThe U.S. Department of the Treasury s new Quantum-Readiness Task Force puts financial institutions in a challenging position. You re being asked to prepare for a cryptographic migration with no regula
Cryptography FundamentalsWhy This Question Matters Fintech security teams are buzzing after a cryptography workshop introduced MD-Hill-SPN, a new Hill cipher. This cipher achieves full plaintext avalanche from round 1 and boa
Cryptography FundamentalsIn late 2024, compliance teams began questioning the impact of post-quantum cryptography on their signature validation processes. By early 2025, the focus sharpened on multivariate signature schemes l
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Cryptography FundamentalsYour organization is likely evaluating post-quantum cryptographic algorithms as part of long-term data protection planning. The recent discovery of a quasipolynomial-time distinguisher against the McE
Cryptography FundamentalsScope This guide explores the fundamental limitations of robust combiners for cryptographic groups and their impact on key management, protocol design, and risk mitigation in payment systems. If you r
Cryptography FundamentalsThe TALUS v4 protocol fell to a two-transcript attack because its coordinator could reuse a pooled nonce across different signing quorums. An adversary controlling the coordinator and T-1 parties obta
