PlusAuth Protocol Specifications Reference
This document is contains Authorization and Authentication related protocol endpoints and their usages.
PlusAuth is a certified OpenID Connect Provider. For OpenId Connect related endpoints/usages you can also follow OpenID Connect Specification
Your tenant's OpenID Connect metadata is accessible from https://YOUR_TENANT_ID.plusauth.com/.well-known/openid-configuration. You can find related endpoints and some additional helpers from the metadata json.