Sigstore - Software Artifact Signing and Verification
Sigstore is a set of open-source tools for signing, verifying, and protecting software artifacts. Created by Google, Red Hat, and Purdue University, now under the OpenSSF. Components: Cosign (container and artifact signing), Fulcio (certificate authority for ephemeral certificates), Rekor (transparency log), and Gitsign (git commit signing). Sigstore enables keyless signing using OIDC identity (GitHub, Google, Microsoft accounts). Used by npm, PyPI, Kubernetes, Homebrew, and major package ecosystems. Over 20 million signatures in the public Rekor transparency log. Adopted by Kubernetes as the standard for supply chain security.
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Framework Domains (4)
Cosign
| Code | Title |
|---|---|
| SIGSTORE-3 | Sigstore for Containers and Artifacts (Cosign) |
Keyless Signing
| Code | Title |
|---|---|
| SIGSTORE-1 | Keyless Signing with Short-Lived Certificates |
Private Deployment
| Code | Title |
|---|---|
| SIGSTORE-4 | Private Deployment, Long-Lived Migration, Regulated Environments |
Transparency Log
| Code | Title |
|---|---|
| SIGSTORE-2 | Transparency Log (Rekor) and Verification |
Your Compliance Coverage
If you comply with Sigstore - Software Artifact Signing and Verification, you already cover:
APPI
50%
2 controls mapped
Compare →Vietnam PDPD
50%
2 controls mapped
Compare →Turkey KVKK
50%
2 controls mapped
Compare →+ 79 more: BSI IT-Grundschutz (50%), CISA Cross-Sector Cybersecurity Performance Goals (CPG) 2.0 (50%)
See all 82 mapped frameworks ↓Maps to 82 other frameworks
Frequently Asked Questions
What is Sigstore - Software Artifact Signing and Verification?
Sigstore - Software Artifact Signing and Verification is a compliance framework from International (OpenSSF) with 4 domains and 4 controls. Sigstore is a set of open-source tools for signing, verifying, and protecting software artifacts. Created by Google, Red Hat, and Purdue University, now under the OpenSSF. Components: Cosign (container and artifact signing), Fulcio (certificate authority for ephemeral certificates), Rekor (transparency log), and Gitsign (git commit signing). Sigstore enables keyless signing using OIDC identity (GitHub, Google, Microsoft accounts). Used by npm, PyPI, Kubernetes, Homebrew, and major package ecosystems. Over 20 million signatures in the public Rekor transparency log. Adopted by Kubernetes as the standard for supply chain security. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
How many controls does Sigstore - Software Artifact Signing and Verification have?
Sigstore - Software Artifact Signing and Verification has 4 controls organised across 4 domains. The largest domains are Cosign (1 controls), Keyless Signing (1 controls), Private Deployment (1 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
What frameworks does Sigstore - Software Artifact Signing and Verification map to?
Sigstore - Software Artifact Signing and Verification maps to 82 other compliance frameworks. The top mapping partners are APPI (50% coverage), Vietnam PDPD (50% coverage), Turkey KVKK (50% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I get started with Sigstore - Software Artifact Signing and Verification compliance?
Start your Sigstore - Software Artifact Signing and Verification compliance journey by running a self-assessment on our platform to identify your current compliance posture. Our AI advisory can answer specific questions about Sigstore - Software Artifact Signing and Verification requirements, and cross-framework mapping helps you leverage existing controls from other frameworks you may already comply with. Create a free account to access all 4 controls and track your progress.
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