OPA

• OPA API:
  • echo: https://github.com/kenfdev/opa-api-auth-go/blob/add-opa/gateway/policy.go
  • mux: https://github.com/gchaware/opa-ms-example/blob/master/authorization/main.go
• .NET Service: we might re-write this middleware in .NET 6: https://github.com/build-security/OPA-AspDotNetCore-Middleware/blob/main/Source/Build.Security.AspNetCore.Middleware/Service/OpaService.cs
• OPA with nodejs and front-end (wasm approach): https://pongzt.com/post/opa-intro/
• OPA and cosign: https://github.com/developer-guy/container-image-sign-and-verify-with-cosign-and-opa/blob/master/README.md
• We might use in Dapr as well: https://docs.dapr.io/reference/components-reference/supported-middleware/middleware-opa/