Sebastien Rousseau

CATEGORY

Payments & money

Rails, settlement, tokenisation, treasury programmability, and the economics of moving money.

22 tags

Tags in this category

  • ISO 20022 — 76 articles

    Wholesale and retail payments migration to ISO 20022 — pacs.008, pain.001, camt messaging, CBPR+, and the data-rich rail.

  • Cross-border payments — 31 articles

    FX, correspondent banking, multi-rail routing, G20 roadmap targets, and the cost-plus-speed dimensions of moving money across borders.

  • Stablecoins — 27 articles

    Issuance, reserves, redemption, regulation, and the role of stablecoins as a settlement asset alongside bank deposits.

  • Tokenised deposits — 27 articles

    Bank-issued deposit tokens, atomic settlement, programmable balance-sheet, and the policy framing around tokenised commercial bank money.

  • SWIFT — 9 articles

    Messaging, GPI, payment pre-validation, and SWIFT's evolving role in the multi-rail world.

  • Payments — 8 articles

    Broad coverage of payment systems, rails, and the economics of moving money — sits above the rail-specific canonicals as the catch-all editorial entry point.

  • Open banking — 7 articles

    PSD2, PSD3, CMA9, FDX — open banking APIs, payment initiation, and the data-portability fabric.

  • CBPR+ — 7 articles

    Cross-Border Payments and Reporting Plus — the SWIFT ISO 20022 usage guidelines for correspondent banking.

  • Wholesale payments — 6 articles

    Interbank, large-value, market infrastructure payments — the wholesale side of banking infrastructure economics.

  • pain.001 — 5 articles

    Customer payment initiation message — corporate payment factories, validation, and the migration off MT101.

  • Programmable liquidity — 5 articles

    Real-time treasury, intraday liquidity orchestration, programmable balance-sheet, and the agentic-treasury stack.

  • Treasury — 5 articles

    Corporate and bank treasury operations — liquidity management, cash forecasting, FX hedging, and the operating model that sits behind real-time treasury. The agentic / autonomous- treasury angle lives under the more specific ``programmable-liquidity`` canonical.

  • pacs.008 — 4 articles

    The customer credit transfer message at the heart of cross-border ISO 20022 — schema, validation, automation, and orchestration.

  • Decentralised finance — 4 articles

    DeFi protocols, smart-contract risk, on-chain liquidity, and where banks integrate (or intentionally don't) with the DeFi stack.

  • Real-time payments — 3 articles

    RTP, FedNow, SEPA Instant, UK Faster Payments — instant rail mechanics, liquidity, fraud, and pricing.

  • A2A payments — 3 articles

    Account-to-account rails, open banking payment initiation, and the agentic-payments use cases that ride them.

  • Payments automation — 3 articles

    Payment file creation, validation, exception handling, and the engineering side of payment ops.

  • Digital assets — 3 articles

    Tokenised assets, custody, settlement infrastructure, and the institutional adoption of digital-asset rails alongside traditional finance.

  • CBDC — 2 articles

    Wholesale and retail central bank digital currencies — design choices, project status, and the policy debate.

  • RTGS — 2 articles

    Real-time gross settlement systems — RTGS Renewal (UK), TARGET2/T2, Fedwire, and the operational windows banks integrate against.

  • Multi-rail — 2 articles

    Routing each payment by cost, finality, and liquidity — the multi-rail orchestration stack.

  • Agentic payments — 1 article

    AI agents initiating payments — consent, liability, fraud controls, audit, and the new payment UX.

Recent articles in Payments & money

PAYMENTS & MONEY

From Messages to Map: Building a Global Corporate Standard on ISO 20022 and Swift

The industry finally has a global language for payments. It still does not have a global map for corporates to act on it. ISO 20022 and Swift's CBPR+ harmonised what a payment must say, not how a corporate uses it — the missing interface and behaviour layers, and how banks can build a global corporate standard on the rails they already have.

APPLIED AI

From Fragmentation to Fault Line: Corporate Banking's Missing API Standard in the Agentic Era

Retail banking got its API standard a decade ago. Corporate banking never did — and now that AI agents and the Model Context Protocol have turned integration into a runtime decision, the gap has stopped being a nuisance and become a fault line. A concrete failure mode, the strategic choice it forces, and what a corporate banking API standard has to mandate.

APPLIED AI

Reading the Emerging-Technology Risk Horizon for Banks in 2026

Regulators have started scanning the horizon out loud. Reading the 2026 emerging-technology landscape for banks across three converging vectors — personalised AI intelligence, synthetic financial crime, and programmable finance — and a framework for turning weak signals into supervisory action before harm scales.

PAYMENTS & MONEY

Open Source, FINOS and the Cloud-Native CIB Stack

Morgan Stanley, JPMorgan and Citi are doubling down on FINOS and the Linux Foundation. A Rust-and-zero-dependency stack — noyalib, http-handle, hsh, KyberLib — shows what the cloud-native CIB stack looks like in 2026 under PSD3, FiDA and DORA.

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.

PAYMENTS & MONEY

Always-On CIB: Cyber Recovery, Fallback Rails and Quantum-Safe Treasury

Corporate and investment banks now treat cyber recovery, ISO 20022 fallback rails across RTGS, instant and tokenised networks, and quantum-safe treasury controls as one always-on operating model — the board-grade response to DORA Articles 5 and 6, FHE, QKD and PQC primitives, and ICT third-party concentration risk.

PAYMENTS & MONEY

The 2026 Global Payments Outlook: Operating Model, Risk, and Revenue in an Agentic, Invisible, Real-Time World

The 2026 global payments cycle is defined by three converging forces — agentic commerce, invisible embedded payments, and real-time execution — sitting on top of a tokenised unified ledger under Project Agorá and a hard November 2026 SWIFT structured-address cut-over. This piece synthesises the J.P. Morgan, Global Payments, HSBC and Payments Association 2026 outlooks into a four-pillar G-SIB operating model.