Define the next iteration of security schemes as a framework that allows to describe any type of credential and how they are used.
Key Github Issues
Message Level Security: https://github.com/OAI/OpenAPI-Specification/issues/1953
JWT/JWK credentials: https://github.com/OAI/OpenAPI-Specification/issues/1881
OAuth Params: https://www.iana.org/assignments/oauth-parameters/oauth-parameters.xhtml
Use of backlinks https://github.com/OAI/OpenAPI-Specification/pull/2492