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QuenchWorks

policy-stack

Chart · Stacks · standard · v0.0.4

digest pinnedcosign signedSPDX SBOMSLSA provenanceamd64 · arm64

Hardened Kubernetes policy in one install: Kyverno (admission policies and background scans that write PolicyReports) + Policy Reporter (those results over a REST API, Prometheus metrics and notification targets) + Polaris (a dashboard that audits workloads against configuration best practices).

Version

The latest line lives at the base page; older lines have their own page so you can pin and verify exactly that version. Only the most recent releases are listed — an older chart pins an older image digest.

Deployed image digest

sha256:fe359fcd4ff701dd2d3a49e1e2ca2fdaf70879016d8ecd27ad685d42ecfc7006

Chart OCI version

oci://ghcr.io/quenchworks/charts/policy-stack:0.0.4

The chart pins its image by this signed digest, so you never track it yourself. Signatures, SBOM, and provenance attach to the same digest.

Signed
cosign keyless
SBOM
SPDX, on image
Provenance
SLSA build
Architectures
amd64, arm64
Runs as
nonroot (uid 1001)
Root filesystem
read-only

Install the chart

Deploy to Kubernetes with hardened defaults. The chart pins its image by signed digest, so you never track it yourself.

Install (latest)

helm install my-policy-stack oci://ghcr.io/quenchworks/charts/policy-stack --version 0.0.4

Deploys image (digest-pinned)

ghcr.io/quenchworks/images/kyverno@sha256:fe359fcd4ff701dd2d3a49e1e2ca2fdaf70879016d8ecd27ad685d42ecfc7006
ghcr.io/quenchworks/images/kubectl@sha256:4033ac5e5f359739cf017a256188a8da7592edae86e452c6327dc4865a66a580
ghcr.io/quenchworks/images/policy-reporter@sha256:0959dca9bb3fa2c4ae4a45427963c2cabdd673869bb9371a2c4fe497b828997e
ghcr.io/quenchworks/images/polaris@sha256:ef8df1b24d5060da5ef79d07d8ee1a96bfe4b8403e627ec22b8d780df333e7d9

Charts used:

Chart version
0.0.4
App version
1.0.0
Chart license
Apache-2.0
App license
Unknown
Signed
cosign (keyless)
Values schema
yes
Last published
2026-10-07

Verify the chart

cosign verify ghcr.io/quenchworks/charts/policy-stack:0.0.4 \
  --certificate-identity-regexp 'https://github.com/quenchworks/.+' \
  --certificate-oidc-issuer https://token.actions.githubusercontent.com

Transparency

The chart publishes its attestations on GitHub and the image it deploys carries its own on the same digest, publicly verifiable with the commands above. Both log to the Sigstore transparency log (Rekor), which cosign verify checks for you.

Upstream project: