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Bump sigstore/cosign-installer from 4.0.0 to 4.1.1; Always use latest version of cosign; Wait 30s between signing and verifying signature #1402

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Merged
mickmis merged 2 commits into from
Mar 31, 2026
+4 −5
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Bump sigstore/cosign-installer from 4.0.0 to 4.1.1; Always use latest version of cosign; Wait 30s between signing and verifying signature #1402

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e0b7446
Bump sigstore/cosign-installer from 4.0.0 to 4.1.1
dependabot[bot] Mar 26, 2026
0c5acfc
test signing and publishing of image
mickmis Mar 31, 2026
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4 changes: 1 addition & 3 deletions .github/workflows/image-publish.yml
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Expand Up @@ -27,9 +27,7 @@ jobs:

steps:
- name: Install Cosign
uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
with:
cosign-release: 'v2.6.1'
uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
- name: Job information
run: |
echo "Job information"
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5 changes: 3 additions & 2 deletions build/build_and_push.sh
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Expand Up @@ -52,8 +52,9 @@ else
echo "Signing docker image ${TAG} (digest: ${DIGEST})..."
cosign sign --yes "${DIGEST}"

echo "Verifying signature of docker image ${TAG} (digest: ${DIGEST})..."
cosign verify "${DIGEST}" --certificate-identity="${CERT_IDENTITY}" --certificate-oidc-issuer="${CERT_ISSUER}"
echo "Verifying signature of docker image ${TAG} (digest: ${DIGEST}) after a 30 seconds wait..."
sleep 30 # the signature may not be returned immediately after being published, so as a mitigation we wait for 30 seconds before verifying
cosign verify --certificate-identity="${CERT_IDENTITY}" --certificate-oidc-issuer="${CERT_ISSUER}" "${DIGEST}"

echo "Signed and verified signature of docker image ${TAG} (digest: ${DIGEST})..."

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