Verify keyless signature cosign
Verify keyless sig pinning the signer identity and OIDC issuer; note: pin both
cosign verify --certificate-identity=<id> --certificate-oidc-issuer=<host> <host>/<name> | jq .
more cosign
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Attest CycloneDX SBOM
cosign attest --key cosign.key --predicate sbom.json --type cyclonedx <host>/<name>@sha256:<id>
Verify attestation by type
cosign verify-attestation --key cosign.pub --type cyclonedx <host>/<name> | jq -r '.payload' | base64 -d | jq .
Sign image by digest
cosign sign --key cosign.key <host>/<name>@sha256:<id>
Keyless sign via OIDC
COSIGN_EXPERIMENTAL=1 cosign sign <host>/<name>@sha256:<id>