Reference
CISA Secure Software Development Attestation Form (Draft)
Ubuntu Compatibility
Red Hat UBI Compatibility
chainctl Reference
Differences between Chainguard Containers and Ubuntu third-party images
Secure Software Development Framework (SSDF) Table, NIST SP 800-218
Differences between Chainguard Containers and Red Hat UBI third-party images
Minimum Attestation References
chainctl Reference Documentation
Example Policies
Policy recipes