Conex_verifySourceVerification primitives
Implementations are provided in Conex_mirage_crypto and Conex_openssl.
type error = [ | `UnknownKey of Conex_resource.identifier| `InvalidBase64Encoding of Conex_resource.identifier| `InvalidSignature of Conex_resource.identifier| `InvalidPublicKey of Conex_resource.identifier ]Potential error case when verifying a signature
pp_error is a pretty printer for verification_error.
The verification backend, to be implemented by a crypto provider
Instantiation.