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Update Cosign verify command with identity #38440

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Update Cosign verify command with identity #38440

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4414a2e
Update Cosign verify command with identity
haydentherapper Dec 13, 2022
40d6197
Fix identity for image
haydentherapper Dec 13, 2022
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12 changes: 9 additions & 3 deletions content/en/docs/tasks/administer-cluster/verify-signed-artifacts.md
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,9 @@ done
Then verify the blob by using `cosign`:

```shell
cosign verify-blob "$BINARY" --signature "$BINARY".sig --certificate "$BINARY".cert
cosign verify-blob "$BINARY" --signature "$BINARY".sig --certificate "$BINARY".cert \
--certificate-identity krel-staging@k8s-releng-prod.iam.gserviceaccount.com \
--certificate-oidc-issuer https://accounts.google.com
```

{{< note >}}
Expand All @@ -60,7 +62,9 @@ Let's pick one image from this list and verify its signature using
the `cosign verify` command:

```shell
COSIGN_EXPERIMENTAL=1 cosign verify registry.k8s.io/kube-apiserver-amd64:v{{< skew currentVersion >}}.0
COSIGN_EXPERIMENTAL=1 cosign verify registry.k8s.io/kube-apiserver-amd64:v{{< skew currentVersion >}}.0 \
--certificate-identity krel-trust@k8s-releng-prod.iam.gserviceaccount.com \
--certificate-oidc-issuer https://accounts.google.com
```

{{< note >}}
Expand All @@ -78,7 +82,9 @@ curl -Ls https://sbom.k8s.io/$(curl -Ls https://dl.k8s.io/release/latest.txt)/re
input=images.txt
while IFS= read -r image
do
COSIGN_EXPERIMENTAL=1 cosign verify "$image"
COSIGN_EXPERIMENTAL=1 cosign verify "$image" \
--certificate-identity krel-trust@k8s-releng-prod.iam.gserviceaccount.com \
--certificate-oidc-issuer https://accounts.google.com
done < "$input"
```

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