http://www.rfc-editor.org/rfc/rfc7517.txt
RFC 7517: JSON Web Key (JWK), M. Jones2015-05-01T23:00:00-00:00A JSON Web Key (JWK) is a JavaScript Object Notation (JSON) data structure that represents a cryptographic key. This specification also defines a JWK Set JSON data structure that represents a set of JWKs. Cryptographic algorithms and identifiers for use with this specification are described in the separate JSON Web Algorithms (JWA) specification and IANA registries established by that specification.