---
id: 1914
title: "Common Security Issues in Implementing OAuth 2.0 and How to Mitigate Them"
source_domain: hackerone.com
source_url: "https://www.hackerone.com/blog/common-security-issues-implementing-oauth-20-and-how-mitigate-them"
published_at: "2024-02-12T01:30:54Z"
tags: ["appsec", "web-security", "authentication", "csrf", "oauth", "token-security", "oauth2", "token-storage", "redirect-uri"]
phying_url: "https://phying.com/item/1914"
lang: en
---

# Common Security Issues in Implementing OAuth 2.0 and How to Mitigate Them

## Summary

A review of common OAuth 2.0 implementation flaws and fixes: encrypting access token storage, whitelisting redirect URIs, using the state parameter against CSRF, and scoping tokens narrowly.

## Intelligence Metadata

- **Sources:** hackerone.com
- **Published:** 2024-02-12T01:30:54Z
- **Original:** https://www.hackerone.com/blog/common-security-issues-implementing-oauth-20-and-how-mitigate-them
- **Phying News:** https://phying.com/item/1914