Sebastien Rousseau
Get in touch ›

Sebastien Rousseau

Articles on AI, post-quantum cryptography, ISO 20022 and the future of payments.

PILLARS

Topics

Curated topic clusters — pick a thread and follow it through the archive.

PILLAR · TOPIC

Post-Quantum Cryptography

Lattice-based cryptography, NIST PQC standards, quantum-safe payments, and the harvest-now-decrypt-later threat. Research notes, open-source libraries, and migration playbooks for financial-services security teams.

12 article(s)

PILLAR · TOPIC

ISO 20022 & Payments

Cross-border message migration, structured-address compliance, SEPA Instant, SWIFT gpi, and the wholesale-payments rails carrying it all. Tools, playbooks, and the regulatory clock.

6 article(s)

PILLAR · TOPIC

Applied AI in Banking

Generative AI, multimodal LLMs, voice, and speech models — and how they reshape banking operations, customer service, and product engineering at Tier-1 institutions.

15 article(s)

PILLAR · TOPIC

Rust & Open Source

Open-source Rust libraries I author and maintain: logging, code generation, date-time, cryptographic primitives, Kyber-based KEM, and a Rust static site generator.

7 article(s)

PILLAR · TOPIC

Blockchain & Digital Assets

Bitcoin, blockchain fundamentals, ERC-20 tokens, stablecoins, and the regulatory frame around digital-asset-backed payment rails.

7 article(s)