# Custom Certificates are now available in Custom Assembly

DevFeed: [Custom Certificates are now available in Custom Assembly](<https://devfeed.tech/articles/custom-certificates-are-now-available-in-custom-assembly-13016.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/custom-certificates-are-now-available-in-custom-assembly>)

Published: 2025-12-19T00:00:00Z

Content type: release

Language: en

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

Topics: [chainguard containers](<https://devfeed.tech/topics/chainguard-containers.md>), [Security](<https://devfeed.tech/topics/security.md>), [configuration](<https://devfeed.tech/topics/configuration.md>), [YAML](<https://devfeed.tech/topics/yaml.md>), [Containers](<https://devfeed.tech/topics/containers.md>)

Tags: [certificates](<https://devfeed.tech/tags/certificates.md>), [chainguard](<https://devfeed.tech/tags/chainguard.md>), [chainguard-containers](<https://devfeed.tech/tags/chainguard-containers.md>), [chainguard-custom-assembly](<https://devfeed.tech/tags/chainguard-custom-assembly.md>), [chainguard-images](<https://devfeed.tech/tags/chainguard-images.md>), [configuration](<https://devfeed.tech/tags/configuration.md>), [custom-assembly](<https://devfeed.tech/tags/custom-assembly.md>), [custom-container-images](<https://devfeed.tech/tags/custom-container-images.md>), [enterprise-certificate-authority-certificates](<https://devfeed.tech/tags/enterprise-certificate-authority-certificates.md>), [provenance](<https://devfeed.tech/tags/provenance.md>), [security](<https://devfeed.tech/tags/security.md>), [yaml](<https://devfeed.tech/tags/yaml.md>)

## AI overview

Chainguard announces custom certificate support for Custom Assembly, allowing enterprise certificate authority certificates to be added directly to Chainguard Containers through image configuration. The certificates are validated, stored with the image configuration, appended to standard trust stores at build time, and included in image provenance.

## Source excerpt

Custom Certificate support for Custom Assembly allows you to add your enterprise certificate authority certificates directly to Chainguard Containers