A library to retrieve RSA public keys from a JWKS (JSON Web Key Set) endpoint. for Ruby??
First of all, have you looked at the Ruby on Rails Quickstart, which shows how to to this in a Rails app:
Another option could be to use this gem:
See this particular sample code which appears to download the JWKS from the endpoint:
The JWKS endpoint for your Auth0 tenant is in the format
If that particular gem does not work for you see your other options under the “Libraries for Token Signing/Verification” section on this page: https://jwt.io/
Yes, however, for nodejs has this package https://github.com/auth0/node-jwks-rsa who has a request rate limit and cache for best performance