Anything that can produce a verification key for a token header.
Implemented by createLocalJWKSet and createRemoteJWKSet.
allowedAlgorithms is the profile's allowlist as descriptors, so a source
can tell which key type and curve each one needs; header.alg is already
one of them.
Anything that can produce a verification key for a token header. Implemented by
createLocalJWKSetandcreateRemoteJWKSet.allowedAlgorithmsis the profile's allowlist as descriptors, so a source can tell which key type and curve each one needs;header.algis already one of them.