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  - GitHub Copilot
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  Learn more
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  - Architecture & optimization
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  - Engineering principles
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  - Infrastructure
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  - Platform security
    Learn how we build security into everything we do across the developer lifecycle.
  - User experience
    Find out what goes into making GitHub the home for all developers.
- How we use GitHub to be more productive, collaborative, and secure
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  Learn more
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  Learn more
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  Organizations worldwide are incorporating open source methodologies into the way they build and ship their own software.
  Learn more
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  - Application security
    Application security, explained.
  - Supply chain security
    Demystifying supply chain security.
  - Vulnerability research
    Updates from the GitHub Security Lab.
  - Web application security
    Helpful tips on securing web applications.
- The enterprise guide to AI-powered DevSecOps
  Learn about core challenges in DevSecOps, and how you can start addressing them with AI and automation.
  Learn more

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Home / News & insights / Product

Action needed by GitHub Connect customers using GHES 3.1 and older to adopt new authentication token format updates

Upgrade to GHES 3.2 or newer by June 3rd to continue using GitHub Connect.

Jim Boyle

May 20, 2022

| 1 minutes

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As previously announced, the format of GitHub authentication tokens has changed. The following token types have been affected:

Due to the updated format of GitHub authentication tokens, GitHub Connect will no longer support instances running GitHub Enterprise Server (GHES) 3.1 or older after June 3, 2022. To continue using GitHub Connect, an upgrade to GHES 3.2 or newer will be required by June 3. GitHub Connect is necessary in order to use the latest features, such as Dependabot updates, license sync, GitHub.com Actions synchronization, and unified contributions.

GHES customers seeking a GHES upgrade can follow the instructions outlined in the instructions for Upgrading GitHub Enterprise Server.

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