---
title: "Discussion on \"Stop Using Full OAuth Handshakes for Internal Microservice Auth\" | Hashnode"
description: "Discussion on \"Stop Using Full OAuth Handshakes for Internal Microservice Auth\". Why fanning out OAuth introspection inside your VPC creates a distributed bottleneck - and how to keep internal auth fast."
url: "https://hashnode.com/posts/stop-using-full-oauth-handshakes-for-internal-microservice-auth/6a64b746f84ec0ceaf54d012"
---

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Discussion

# [Stop Using Full OAuth Handshakes for Internal Microservice Auth](https://blog.skopow.ski/stop-using-full-oauth-handshakes-for-internal-microservice-auth?utm_source=hashnode&utm_medium=feed)

Why fanning out OAuth introspection inside your VPC creates a distributed bottleneck - and how to keep internal auth fast.

Jul 25 · 3 min read · blog.skopow.ski  
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-   [#programming-blogs](https://hashnode.com/tag/programming-blogs)
-   [#go](https://hashnode.com/tag/go)
-   [#microservices](https://hashnode.com/tag/microservices)
-   [#security](https://hashnode.com/tag/security)
-   [#architecture](https://hashnode.com/tag/architecture)
-   [#performance](https://hashnode.com/tag/performance)

## Written by

[Marek Skopowski](https://hashnode.com/@flashlabs)

@flashlabs

  
[View profile](https://hashnode.com/@flashlabs)

Keep It Simple, Stupid!

Software Engineer & Architect - building backend systems and practical AI workflows.

## Responses 2

Markdown supported · ⌘↵ to post

[Sanoary Istiaque](https://hashnode.com/@istyy)

[Jul 27](https://hashnode.com/posts/stop-using-full-oauth-handshakes-for-internal-microservice-auth/6a64b746f84ec0ceaf54d012/comment/6a6747df3c7b7c04e6165134)

Great insight using full OAuth internally often adds unnecessary complexity. Loved the focus on simpler, more efficient alternatives for microservices.

[Marek Skopowski](https://hashnode.com/@flashlabs)

[Aug 1](https://hashnode.com/posts/stop-using-full-oauth-handshakes-for-internal-microservice-auth/6a64b746f84ec0ceaf54d012/comment/6a6747df3c7b7c04e6165134#reply-6a6dffb69806d6342ef86305)

Thank you Sanoary!