# A guide on how to use Chainguard Images for public catalog tier users

DevFeed: [A guide on how to use Chainguard Images for public catalog tier users](<https://devfeed.tech/articles/a-guide-on-how-to-use-chainguard-images-for-public-catalog-tier-users-12858.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/a-guide-on-how-to-use-chainguard-images-for-public-catalog-tier-users>)

Published: 2023-06-23T00:00:00Z

Content type: article

Language: en

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

Topics: [chainguard images](<https://devfeed.tech/topics/chainguard-images.md>), [migration](<https://devfeed.tech/topics/migration.md>), [supply-chain-security](<https://devfeed.tech/topics/supply-chain-security.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>)

Tags: [chaingaurd-images](<https://devfeed.tech/tags/chaingaurd-images.md>), [chainguard](<https://devfeed.tech/tags/chainguard.md>), [chainguard-images](<https://devfeed.tech/tags/chainguard-images.md>), [container](<https://devfeed.tech/tags/container.md>), [container-image-registry](<https://devfeed.tech/tags/container-image-registry.md>), [container-images](<https://devfeed.tech/tags/container-images.md>), [guide](<https://devfeed.tech/tags/guide.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [images](<https://devfeed.tech/tags/images.md>), [migration](<https://devfeed.tech/tags/migration.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [open-source-software](<https://devfeed.tech/tags/open-source-software.md>), [secure-by-default](<https://devfeed.tech/tags/secure-by-default.md>), [secure-container-image](<https://devfeed.tech/tags/secure-container-image.md>), [secure-minimal-image](<https://devfeed.tech/tags/secure-minimal-image.md>), [software-supply-chain](<https://devfeed.tech/tags/software-supply-chain.md>), [wolfi](<https://devfeed.tech/tags/wolfi.md>)

## AI overview

This guide explains a policy change affecting Chainguard Images public catalog users. From August 16, 2023, public-tier users can pull only the latest tags and continue to pull images by digest; access to other tags requires a Standard or Custom catalog subscription. It describes the impact on existing build processes, authentication errors, migration options, and technical approaches for using images without version tags.

## Source excerpt

Learn about the upcoming Chainguard Images catalog changes and the actions required for Public tier users.