Summary
Rethinking CBOM frames a simple idea with big impact: if SBOM lists what your software is made of, CBOM lists the cryptography it relies on and where it is actually used. It captures algorithms, protocols, certificates, keys, and the relationships that connect them to running systems. OWASP CycloneDX made CBOM a first-class citizen in v1.6 and gained real-world weight when CycloneDX was ratified as ECMA-424 in June 2024. Version 1.7 adds a Cryptography Registry that standardizes algorithm family names, cutting through inconsistent labels across tools and vendors.
This matters because crypto is deeply embedded and only a machine-readable model lets teams detect, analyze, and govern it at scale. A CBOM becomes an operational artifact that powers PQC migration roadmaps, highlights exposure to quantum-vulnerable primitives, supports audits, and drives procurement and policy enforcement. For CISOs and engineering leaders, it enables reliable crypto asset inventory, context-aware risk scoring, automated CI/CD checks, and supplier attestations. In short, CBOM is the backbone for crypto agility and a safer transition to post-quantum.
Read more
See the original article at: https://postquantum.com/post-quantum/rethinking-cbom/