Development

Tech

Articles about software development, in English.

13. October 2026

Set up a locally managed Cloudflare Tunnel with a custom domain on macOS, start it on demand, and use it for web applications or SSH.

12. July 2025

Learn how to implement passwordless authentication using FIDO2 and WebAuthn with Keycloak. A comprehensive guide to modern, secure authentication.

12. February 2025

Add assigned Auth0 roles to a namespaced ID-token claim with a post-login Action.

15. January 2025

Configure a group membership mapper for Keycloak tokens and UserInfo, and choose between group names and full paths.

14. January 2025

Configure a Keycloak OIDC client and use Postman with authorization code and PKCE to query UserInfo.

8. January 2025

How to resolve problems when trying to execute shell scripts under macOS.

14. November 2019

Test an Entra OpenID Connect registration with Postman, PKCE and v2.0 endpoints, then inspect ID-token and group claims.