# Five Challenges of Verifying Container Signatures at Deployment Time in Kubernetes

DevFeed: [Five Challenges of Verifying Container Signatures at Deployment Time in Kubernetes](<https://devfeed.tech/articles/so-you-want-to-check-image-signatures-in-kubernetes-13235.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/so-you-want-to-check-image-signatures-in-kubernetes>)

Published: 2023-07-06T00:00:00Z

Content type: tutorial

Language: en

Sources: [Chainguard: Unchained](<https://devfeed.tech/sources/chainguard-unchained.md>)

Topics: [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>), [Containers](<https://devfeed.tech/topics/containers.md>), [Security](<https://devfeed.tech/topics/security.md>), [Deployment](<https://devfeed.tech/topics/deployment.md>)

Tags: [admission-controller](<https://devfeed.tech/tags/admission-controller.md>), [container](<https://devfeed.tech/tags/container.md>), [container-image](<https://devfeed.tech/tags/container-image.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [policy-controller](<https://devfeed.tech/tags/policy-controller.md>), [security](<https://devfeed.tech/tags/security.md>), [security-policy-platform](<https://devfeed.tech/tags/security-policy-platform.md>), [signing](<https://devfeed.tech/tags/signing.md>), [signing-containers](<https://devfeed.tech/tags/signing-containers.md>), [sigstore](<https://devfeed.tech/tags/sigstore.md>), [sigstore-policy-controller](<https://devfeed.tech/tags/sigstore-policy-controller.md>), [software-signatures](<https://devfeed.tech/tags/software-signatures.md>), [software-supply-chain](<https://devfeed.tech/tags/software-supply-chain.md>), [webhooks](<https://devfeed.tech/tags/webhooks.md>)

## AI overview

This article explains five challenges involved in verifying container signatures during Kubernetes deployment. It focuses on admission webhooks, locating containers across resource types, handling ephemeral containers and custom resource definitions, and maintaining logic as Kubernetes APIs change.

## Source excerpt

Learn about five challenges you might encounter when trying to verify container signatures at deployment time in Kubernetes.