Sebastien Rousseau

CATEGORY

Open source

OSS in regulated banking — supply-chain trust, Rust, MCP, the projects banks rely on and ship.

3 tags

Tags in this category

  • Open source — 27 articles

    Open-source software in regulated banking — supply-chain risk, attestations, contribution policy, and the OSS projects banks rely on.

  • Rust — 20 articles

    Rust in banking infrastructure — memory safety, performance, and the ecosystem of crates relevant to financial workloads.

  • MCP — 7 articles

    Model Context Protocol — how AI clients discover and consume banking content as structured resources.

Recent articles in Open source

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 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.

POLICY & RESILIENCE

Why YAML Needs a Safer Rust Stack for AI, MCP, and Financial Infrastructure in 2026

NoyaLib is a safer Rust YAML stack — zero unsafe blocks, 406/406 YAML 1.2 spec compliance, lossless Concrete Syntax Tree, JSON-Schema (Draft 2020-12) validation, and MCP/WASM bindings — engineered for AI agents, Kubernetes, CI/CD, and the configuration control plane behind financial infrastructure.

INFRASTRUCTURE & CRYPTOGRAPHY

KyberLib and the Post-Quantum Banking Migration in 2026: From Standards to Code

KyberLib turns the post-quantum banking migration from policy paper into inspectable Rust — FIPS 203 ML-KEM key encapsulation, hybrid classical-plus-quantum handshakes, no_std compilation for HSMs, crypto-agile abstraction boundaries, and the DORA Article 5 governance evidence boards now need.

APPLIED AI

CloudCDN: An Open-Source Blueprint for the AI-Native Edge in 2026

CloudCDN is an open-source blueprint for the AI-native edge — a zero-trust MCP gateway with 42 tools, atomic Durable Objects rate limiting, WebAuthn passkeys, signed URLs, SLSA Level 3 provenance, and 3,185 tests at 100% coverage, mapped to DORA, BCBS 239, and Basel III.

APPLIED AI

The Cloud Native Banking Index in 2026: DORA, Platform Engineering, Sovereign Cloud, and Operational Resilience

An engineering blueprint for cloud-native banking in DORA audit phase. Five platform-engineering primitives — Kubernetes paved roads, Backstage portal, GitOps via ArgoCD, Open Policy Agent admission, OpenTelemetry end-to-end — produce Article 8 register evidence at the speed of the pipeline. Tested exit-execution annually for CTPP-dependent CIFs against BIA-derived RTO targets. Sovereign-cloud options (AWS European Sovereign Cloud, Microsoft EU Data Boundary, Bleu, Thales / S3NS) addressed as engineering decisions, not branding.

APPLIED AI

The Quantum-Safe Banking Index in 2026: Post-Quantum Cryptography, QKD, Crypto-Agility, and Harvest-Now-Decrypt-Later Risk

An index framework for measuring quantum-safe banking readiness in 2026: cryptographic bill of materials, hybrid TLS deployment, NIST FIPS 203 / 204 / 205 migration progress, crypto-agility primitives, and harvest-now-decrypt-later exposure across long-lived confidential data. The Board-Level Quantum Scorecard defines four exact percentages — inventory completeness, HNDL exposure, NIST migration progress, crypto-agility readiness — that turn project statuses into supervisory-ready evidence.