Controls GitHub sign-in authorisation and user access policies for this tenant.

Settings
Enabled
Activates GitHub sign-in for this tenant. WARNING: Ensure you have configured suitable constraints below in Allowed Organizations and/or Allow Repositories before enabling this option. If you enable without any constraints then any GitHub user will be able to sign-in to your tenant.
Allowed Organizations
Only members of these GitHub organisations may sign in. Enter GitHub organisation names (e.g. my-org ). At least one organisation is required.
The GitHub OAuth App must request the read:org scope to verify organisation membership.
Allowed Repositories
Optional. Further restrict access to users who have access to specific repositories within the allowed organisations. Enter repository names in org/repo format.
Excluded Identities
GitHub email addresses that should never be allowed to sign in, even if they are members of an allowed organisation.