Discussion and resolution for "ERROR: You're using an RSA key with SHA-1, which is no longer allowed"

[nbialostosky]

Hi All!

Thanks for your patience as we worked on the details for this situation on our end, we have posted an in-depth guide on taking care of this situation before March 15th arrives, you can find it here:

GitHub SSH Deprecation Information & Resolutions

On March 15th, 2022 GitHub will be deprecating the types of SSH keys that can be utilized to access their service. With this deprecation, there are circumstances that could cause your builds to fail on the repository checkout step after the 15th. If you meet one of the following criteria, you will need to take action before March 15th, 2022: Project created between Nov 2nd, 2021 - January 13th, 2022 that has a job using an Ubuntu 14.04-based machine image, including the default machine: true …

In addition to the above, if you have a lot of projects you need to regenerate keys for you’ll find a helpful script to assist with that here:

GitHub SSH Deprecation Information & Resolutions

Mass regeneration of checkout keys For organizations that have a lot of projects, and the option you are proceeding with is regenerating your keys, we have created a script to help with that process: You will want to ensure that the person who runs this script, AKA the personal API key used, has the proper access to generate keys for the repositories. That likely means an Organization Owner/Admin.