Sebastien Rousseau

LEADERSHIP

Banking

The banking industry as the editorial subject — what's changing, why, and what it means for technology, payments, risk, and the operating model.

25 articles

APPLIED AI

Why the FCA Is Regulating AI Without an AI Rulebook

The FCA's position is that you don't need a new rulebook to regulate a new technology when your existing rules already ask what the technology does to people and markets, and it is applying that position to AI in UK...

APPLIED AI

The Agentic AI Index for Banks in 2026: Measuring Autonomy

Agentic AI is operational infrastructure in 2026. This index measures it the way banks measure capital and credit: a six-dimension readiness score across autonomy tiers, the control plane, regulatory evidence, unit economics, organisational readiness, and global regulatory alignment.

PAYMENTS & MONEY

The Post-Quantum Banking Resilience Index in 2026: EO 14409, Global Deadlines, and Fiduciary Cryptographic Agility

Executive Order 14409, ANSSI's hard 2030 deadline and DORA Article 5 have moved post-quantum cryptography from a long-range technical goal to an active regulatory mandate. This index converts securing registries, high-frequency ledgers and SWIFT channels into a board-ready 0–5 scorecard that aligns ML-KEM, ML-DSA and SLH-DSA primitives with fiduciary liability and balance-sheet risk.

INFRASTRUCTURE & CRYPTOGRAPHY

Quantum Dawn for CIB: From KyberLib to a Quantum-Resilient Payments Stack

BIS Quantum Dawn and the G7 January 2026 PQC roadmap have moved post-quantum cryptography from research to board agenda. This piece extends KyberLib from a toolkit into an enterprise CIB transition programme — covering high-value rails, trade finance, custody, and the disclosures regulators are now asking for.

APPLIED AI

Generative AI in 2023: How It Works, Where It Lands

Generative AI crossed from research curiosity to production deployment in 2023. GPT-4, Claude 2, Llama 2, and Mistral demonstrated that large language models could handle legal document review, code generation, and customer dialogue at human-comparable quality — raising immediate governance questions about hallucination, data leakage, and regulatory compliance in financial services.