# Session Authentication ## Start a new API session - [POST /sessions](https://docs.ticketingevents.com/openapi/session-authentication/start_session.md): When provided with a valid username/email address and password, starts a new API session, returning the associated key. ## Retrieve an active API session - [GET /sessions/active](https://docs.ticketingevents.com/openapi/session-authentication/continue_session.md): Returns details of the user's active API session. The session returned is based on the key used to authenticate the request. ## End an active API session - [DELETE /sessions/active](https://docs.ticketingevents.com/openapi/session-authentication/end_session.md): Ends the user's active API session based on the key used to authenticate the request.