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Supply Chain

What should a vendor promise about SBOMs in a customer contract?

Six SBOM terms to settle in a customer contract: frequency, depth, known unknowns, delivery, access and mistakes. A drafting checklist from NTIA guidance.

Oct 18, 20264 min read
Supply Chain

What do you do with SBOM components that have no version?

A component without a version cannot be matched reliably. Here is how to triage versionless entries, ask the supplier, and avoid false confidence.

Oct 18, 20263 min read
Supply Chain

SBOM and VEX short answers for sales engineers

Ten plain answers to the SBOM and VEX questions buyers ask most, tied to sources: fields, statuses, authorship, the CSAF category and what is not mandated.

Oct 18, 20263 min read
Supply Chain

One vulnerability, two IDs: duplicate advisories in PyPI, Go and Rust

In OSV, 93.7 percent of PyPI records share a CVE with another record. Counting advisories inflates findings by up to 2x. How to deduplicate.

Oct 18, 20263 min read
Supply Chain

SA-22 unsupported components: end of life dependencies and what to do

NIST 800-53 SA-22 says to replace components that lose vendor support, with limited alternatives. Here is how to apply it to libraries and runtimes.

Oct 18, 20263 min read
Supply Chain

How do you set up RubyGems trusted publishing for a gem?

Set up RubyGems trusted publishing in four steps: register a trusted publisher on the gem page, grant id-token write, and push a tag to release a gem.

Oct 18, 20263 min read
Supply Chain

What does rubygems_mfa_required do for a gem?

The rubygems_mfa_required gemspec key makes every owner use MFA to push new versions. How to set it, what the error looks like, and how to turn it off.

Oct 18, 20263 min read
Supply Chain

Do RubyGems MFA and trusted publishing make a gem safe to install?

They lower the chance of a hijacked maintainer account or leaked token, but are no safety guarantee. What each control does and what you still check.

Oct 18, 20263 min read
Supply Chain

How do you rescan stored SBOMs when a new advisory appears?

Match new advisories against indexed components instead of rescanning every file. A simple event driven design finds affected products within minutes.

Oct 18, 20263 min read

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