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Identity Protocol Debugger + IDPTools Series

July 18, 2026by Robert Broeckelmann
  • Debugging
  • OAuth2
  • Open Source
  • Tools
  • Series
  • Identity

This is a collection of blog posts about my OpenSource Software Project, OAuth2 / OIDC Debugger.

  • OpenID Connect (Authorization Code Flow) with Red Hat SSO
  • OAuth2 Implicit Grant with Red Hat SSO v7.1
  • OAuth2 Resource Owner Password Credential Grant with 3Scale and Red Hat SSO
  • Refresh Token Support in OAuth2 + OIDC Debugger
  • Apigee Edge OAuth2 and Third-Party Identity Providers
  • Introducing IDPTools: An Open Source OAuth2 & OpenID Connect Debugger
  • The OAuth2/OIDC Debugger Has Learned a New Trick: SAML2 Support Is Here
  • Our Identity Protocol Debugger Now Supports WS-Trust
  • Identity Protocol Debugger Now Supports SD-JWT VC Issuance and Presentation Flows
  • DPoP Support Comes to the Identity Protocol Debugger
  • WS-Federation Support Comes to the Identity Protocol Debugger

Originally published on Medium.

More articles

Firebase API Keys: Got a Callback From A Potential Client

September 21, 2026
  • Access Tokens
  • Authentication
  • Authorization

I originally wrote this post about six months ago. Variations of this story have been published many times this year.

Read article →: Firebase API Keys: Got a Callback From A Potential Client

MCP Governance: Part2

September 21, 2026
  • LLMs
  • Model Context Protocol
  • AI

This is the second part of a series on the topic of MCP Governance. Check out MCP Governance: Part 1 to start at the beginning.

Read article →: MCP Governance: Part2

Cryptographic Commitments: I Promise I’m Not Changing My Answer

September 19, 2026
  • Identity & Access Management
  • Cryptography

There are a few cryptographic primitives that sound considerably more complicated than they actually are.

Read article →: Cryptographic Commitments: I Promise I’m Not Changing My Answer
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