# Security ## Articles - [How API Request Signing Works (and how to implement HMAC in NodeJS)](https://blog.andrewhoang.me/how-api-request-signing-works-and-how-to-implement-it-in-nodejs-2/) - [API Security : use HMAC to sign requests](https://alanta.nl/posts/2023/04/api-request-signing-with-hmac) - [Keycloak as Authorization Server in .NET](https://dev.to/nikiforovall/keycloak-as-authorization-server-in-net-91m) - [Use Keycloak as Identity Provider in ASP.NET Core 6](https://dev.to/nikiforovall/use-keycloak-as-identity-provider-in-aspnet-core-6-4c7g)