Reference

Network Requirements
Using Chainguard Images with firewalls, access control lists, and proxies
Overview of the Chainguard IAM Model
Overview of Chainguard Identity and Access Management
Rego Policies
Writing Rego-based policies for Sigstore Policy Controller
CISA Secure Software Development Attestation Form (Draft)
Secure Software Development Framework (SSDF) Table, NIST SP 800-218
Minimum Attestation References
Chainguard Images End-of-Life Notifications
User notifications for end-of-life events related to Chainguard Images