~/talk

Chain Reaction: Remixing CNCF’s Supply Chain Security Guide for 2025

Talkat Open Source Summit Europe 2025 · on Monday, 2025-08-25· at 14:25· G109 (Level 1)· [security]
github:jkjell
slides:none on file

CNCF’s updated Supply Chain Best Practices (v2) lays out concrete changes: industry adoption of SBOMs and attestations, a growing toolset (in-toto, TUF, SLSA, Sigstore, Guac, bomctl, SBOMit, protobom), and a reference implementation Fresca. Supply chain losses hit $45B in 2023 with projections to $80B by 2026; identity mentions jump tenfold and VEX references rise from 0 to 20. Real incidents include XZ Utils backdoor, GitHub Actions tag hijack, and a ghc.io credential trap; author list shrinks from ~40–50 to ~10.

AI-written summary · about

  1. 0:00CNCF supply chain security intro
  2. 3:17Four principles of supply chain security
  3. 7:08From white paper to SSDF and NIST
  4. 10:18Recent supply chain attacks
  5. 13:55Industry response and tooling 2024
  6. 16:23New terms in 2024 guide
  7. 21:23Guide structure by persona
  8. 24:14Current challenges and future state
  9. 26:45CNCF tag reboot and community
  10. 29:12Q&A on guide and CRA
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