The very first thing to configure with Concourse is how users will log in, and what those users should be able to do.
This is configured in two separate tiers:
Authentication, how users identify themselves, is configured on the
Authorization, how user access is determined, is configured on each team.
Concourse currently supports the following auth methods:
Any number of providers can be enabled at any one time. Users will be given a choice when logging in as to which one they would like to use.