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Returns the algorithms that are implemented by the library.
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The interface for an algorithm used to sign and verify tokens.
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Performs necessary validation and conversions on the key and returns
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Returns a digital signature for the specified message
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Verifies that the specified digital signature is valid
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Serializes a given RSA key into a JWK
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Deserializes a given RSA key from JWK back into a PublicKey or PrivateKey object
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Placeholder for use when no signing or verification
operations are required.
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Performs signing and verification operations using HMAC
and the specified hash function.
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r r )r@ r4 r4 r5 rA � s zHMACAlgorithm.to_jwkc C s> t j | � } | j d � d k r0 t d � � t | d � S)NrQ rR zNot an HMAC keyrP )rS �loads�getr r )rB �objr4 r4 r5 rC � s zHMACAlgorithm.from_jwkc C s t j | | | j � j � S)N)�hmac�newrK �digest)r9 r< r: r4 r4 r5 r= � s zHMACAlgorithm.signc C s t | | j | | � � S)N)r r= )r9 r< r: r> r4 r4 r5 r? � s zHMACAlgorithm.verifyN)rD rE rF rG �hashlib�sha256r, �sha384r- �sha512r. rL r; rH rA rC r= r? r4 r4 r4 r5 r+ s r+ c @ s� e Z d Z d Z e j Z e j Z e j Z d d � Z d d � Z e
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Performs signing and verification operations using
RSASSA-PKCS-v1_5 and the specified hash function.
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| d t � �} Yq� Xn t d � � | S)Ns ssh-rsa�backend�passwordz Expecting a PEM-formatted key.) �
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Performs signing and verification operations using
ECDSA and the specified hash function
c C s
| | _ d S)N)rK )r9 rK r4 r4 r5 rL K s zECAlgorithm.__init__c C s� t | t � s t | t � r" | St | t � r� t | � } y@ | j d � rg t | d t � �} n t | d t � �} Wq� t k
r� t
| d d d t � �} Yq� Xn t d � � | S)Ns ecdsa-sha2-r_ r` z Expecting a PEM-formatted key.) ra r r r r rb r r r rc r rd )r9 r: r4 r4 r5 r; N s
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Performs a signature using RSASSA-PSS with MGF1
c C s@ | j | t j d t j | j � � d | j j � | j � � S)N�mgf� salt_length)r= r �PSS�MGF1rK � digest_size)r9 r< r: r4 r4 r5 r= | s zRSAPSSAlgorithm.signc C sh yK | j | | t j d t j | j � � d | j j � | j � � d SWn t k
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