container-image-signing
Safeguard articles tagged "container-image-signing" — guides, analysis, and best practices for software supply chain and application security.
6 articles
Signing and verifying container images with Sigstore/cosign
How cosign and Sigstore replace long-lived signing keys with short-lived, identity-based certificates and a public transparency log for containers.
Container image signing and verification
Scanning tells you what's inside a container image; signing proves where it came from. Here's how signature verification closes the gap that CVE scanners like Trivy leave open.
Container Image Signing
Signing tells you where a container image came from; scanning only tells you what's inside it. Here's how image signing works, how Aqua handles it, and what a complete solution needs.
Sigstore, Cosign, and keyless container image signing
How Sigstore's Fulcio and Rekor make Cosign keyless container image signing possible, why Chainguard built its product around it, and where the real gaps still are.
Signing Container Images: Cosign, Notary, and Why It Matters
Signing container images cryptographically proves an image came from a trusted build and hasn't been tampered with since — here's how Cosign and Notary do it, and why registries alone can't guarantee that.
What is Image Signing
Container image signing binds a cryptographic signature to an image's digest so you can prove what's running is what was actually built — not just scanned.