module JWT::Algos::Ecdsa
Constants
- NAMED_CURVES
- SUPPORTED
Public Instance Methods
sign(to_sign)
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# File lib/jwt/algos/ecdsa.rb, line 13 def sign(to_sign) algorithm, msg, key = to_sign.values key_algorithm = NAMED_CURVES[key.group.curve_name] if algorithm != key_algorithm raise IncorrectAlgorithm, "payload algorithm is #{algorithm} but #{key_algorithm} signing key was provided" end digest = OpenSSL::Digest.new(algorithm.sub('ES', 'sha')) SecurityUtils.asn1_to_raw(key.dsa_sign_asn1(digest.digest(msg)), key) end
verify(to_verify)
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# File lib/jwt/algos/ecdsa.rb, line 24 def verify(to_verify) algorithm, public_key, signing_input, signature = to_verify.values key_algorithm = NAMED_CURVES[public_key.group.curve_name] if algorithm != key_algorithm raise IncorrectAlgorithm, "payload algorithm is #{algorithm} but #{key_algorithm} verification key was provided" end digest = OpenSSL::Digest.new(algorithm.sub('ES', 'sha')) public_key.dsa_verify_asn1(digest.digest(signing_input), SecurityUtils.raw_to_asn1(signature, public_key)) end