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OpenVPN + Keycloak: OAuth2 setup

https://sudonull.com/openvpn-keycloak-oauth2-setup

Integration of OpenVPN with Keycloak via openvpn-auth-oauth2. Step-by-step setup on Ubuntu 24.04, nginx and server configs. For DevOps and sysadmin.

Leak of 400 files through ChatGPT and OAuth

https://sudonull.com/leak-of-400-files-through-chatgpt-and-oauth

ChatGPT downloaded 400+ corporate files from Google Drive in 42 ms. Analysis of the mechanism, shadow AI risks and protection measures for IT specialists. How to avoid it in your company.

NextAuth + Django JWT: unified authentication

https://sudonull.com/nextauth-django-jwt-unified-authentication

Integration of NextAuth with Django REST Framework without duplicate login. OAuth synchronization, auto-refresh tokens. Full code for middle/senior developers. Deploy the scheme in an hour.

MCP server PingZen: 126 monitoring tools

https://sudonull.com/mcp-server-pingzen-126-monitoring-tools

Learn how PingZen integrated MCP to manage 126 monitoring tools from Claude Code and Cursor. Architecture, OAuth, code examples. Integrate into your pipelines right now.

From other projects

From the web

What is OAuth 2.0? Definition & Examples | Auth0

https://auth0.com/intro-to-iam/what-is-oauth-2

OAuth 2.0 provides consented access and restricts actions of what the client app can perform on resources on behalf of the user, …

OAuth 2.0 — OAuth

https://oauth.net/2/

OAuth 2.0 is the industry-standard protocol for authorization. OAuth 2.0 focuses on client developer simplicity while providing specific …

What Is OAuth? | Microsoft Security

https://www.microsoft.com/en-us/security/business/security-101/what-is-oauth?msockid=2d317cede3ee6022112e6b4ce2926189

OAuth, or Open Authorization, is an authorization framework that allows an application to be authorized to access a resource.

OAuth - Wikipedia

https://en.wikipedia.org/wiki/OAuth

OAuth can be used in conjunction with XACML, where OAuth is used for ownership consent and access delegation whereas XACML …

OAuth Authentication - GeeksforGeeks

https://www.geeksforgeeks.org/ethical-hacking/oauth-authentication/

Nov 25, 2025 · OAuth is a widely used authorization framework that allows third-party applications to access a user’s resources (such …

OAuth Community Site

https://oauth.net/

An open protocol to allow secure authorization in a simple and standard method from web, mobile and desktop applications. Learn …

Using OAuth 2.0 to Access Google APIs | Authorization | Google for ...

https://developers.google.com/identity/protocols/oauth2

May 26, 2026 · For an interactive demonstration of using OAuth 2.0 with Google (including the option to use your own client …

Using OAuth 2.0 for Web Server Applications | Authorization | Google ...

https://developers.google.com/identity/protocols/oauth2/web-server

May 26, 2026 · OAuth 2.0 allows users to share specific data with an application while keeping their usernames, passwords, and …

Understanding OAuth 2.0: A Step-by-Step Guide | CodeNx - Medium

https://medium.com/codenx/oauth-2-0-4cddd6c7471f

Feb 13, 2024 · OAuth 2.0 is an authorization framework that enables applications to obtain limited access to user accounts on an …

Understanding OAuth 2.0 Flow: Complete Diagram and …

https://dev.to/_d7eb1c1703182e3ce1782/understanding-oauth-20-flow-complete-diagram-and-implementation-guide-486m

Mar 20, 2026 · OAuth 2.0 is the industry-standard authorization framework that enables third-party applications to obtain limited …

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