Custom OAuth2 Grant Types in Spring Security – Mobile Password Grant Implementation

This article explains why and how to extend Spring Security with custom OAuth2 grant types, using a mobile‑password example that demonstrates creating a custom UserDetailService, AuthenticationToken, TokenGranter, AuthenticationProvider, and the necessary Spring Cloud configuration steps.

AuthenticationCustom GrantSpring Cloud

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Custom OAuth2 Grant Types in Spring Security – Mobile Password Grant Implementation

Fulu Network R&D Team

Dec 23, 2020 · Information Security

Practical Implementation of IdentityServer4 in the Fuluteng Project

This article provides a hands‑on guide to using IdentityServer4 in the Fuluteng project, covering signing credentials, client and resource stores, persisted grant storage with Redis, various OAuth2 grant types including client credentials, authorization code, password, and custom extensions such as SMS and third‑party logins, and demonstrates role‑based authorization and JWT configuration.

ASP.NET CoreAuthenticationCustom Grant

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Practical Implementation of IdentityServer4 in the Fuluteng Project

Architect's Alchemy Furnace

Jul 12, 2020 · Information Security

How to Create a Custom SMS Code Grant Type in Spring OAuth2

This tutorial explains how to extend Spring Security's OAuth2 authorization server by implementing a custom SMS‑code grant type, covering the necessary configuration classes, bean definitions, token store setup, and client usage examples.

Custom GrantOAuth2SMS Authentication

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How to Create a Custom SMS Code Grant Type in Spring OAuth2