JSON Web Key

JSON Web Key.

class josepy.jwk.JWK(**kwargs)

Bases: josepy.json_util.TypedJSONObjectWithFields

JSON Web Key.

cryptography_key_types = ()

Subclasses should override.

required = NotImplemented

Required members of public key’s representation as defined by JWK/JWA.

thumbprint(hash_function=<class 'cryptography.hazmat.primitives.hashes.SHA256'>)

Compute JWK Thumbprint.

https://tools.ietf.org/html/rfc7638

Returns:bytes

public_key()

Generate JWK with public key.

For symmetric cryptosystems, this would return self.

classmethod load(data, password=None, backend=None)

Load serialized key as JWK.

Parameters:

• data (str) – Public or private key serialized as PEM or DER.
• password (str) – Optional password.
• backend – A PEMSerializationBackend and DERSerializationBackend provider.

Raises:

errors.Error – if unable to deserialize, or unsupported JWK algorithm

Returns:

JWK of an appropriate type.

Return type:

JWK

class josepy.jwk.JWKES(**kwargs)

Bases: josepy.jwk.JWK

ES JWK.

Warning

This is not yet implemented!

class josepy.jwk.JWKOct(**kwargs)

Bases: josepy.jwk.JWK

Symmetric JWK.

class josepy.jwk.JWKRSA(*args, **kwargs)

Bases: josepy.jwk.JWK

RSA JWK.

Variables:key – RSAPrivateKey or RSAPublicKey wrapped in ComparableRSAKey

classmethod _encode_param(data)

Encode Base64urlUInt.

Return type:unicode

classmethod _decode_param(data)

Decode Base64urlUInt.