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Sequence Diagram Updated 5/13/2026

OAuth2 Login

Sequence diagram of an OAuth 2.0 login flow between the browser, application server, authorization server, and user database. It outlines the actors involved in user sign-in and token-based authentication.

oauth2login flowsequence diagramauthenticationauthorization server
4 nodes 11 connections

How can I use this sequence diagram?

Download the OAuth2 Login as a PNG or SVG, or open it in the studio to edit your own copy. To draw a similar sequence diagram from a description, use the sequence diagram generator; for notation and a step-by-step walkthrough, read how to make a sequence diagram; and browse more sequence diagram examples for related layouts.

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Sequence diagram of a REST API request flowing from a client app through an API gateway and auth service to order and inventory services, with database access and message queue publishing shown as backend steps.

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