Read and write JSON Web Keys (JWK, rfc7517), generate and verify JSON Web
Signatures (JWS, rfc7515) and encode/decode JSON Web Tokens (JWT, rfc7519)
. These standards provide
modern signing and encryption formats that are natively supported by browsers
via the JavaScript WebCryptoAPI , and
used by services like OAuth 2.0, LetsEncrypt, and Github Apps.