class EcdsaSignature::Auth
Public Class Methods
new(key)
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# File lib/ecdsa_signature.rb, line 10 def initialize(key) @key = key end
Public Instance Methods
sign(data, key = '')
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# File lib/ecdsa_signature.rb, line 14 def sign(data, key = '') @key ||= key signature data end
Private Instance Methods
signature(data)
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# File lib/ecdsa_signature.rb, line 21 def signature(data) digest = Digest::SHA2.digest(data) group = ECDSA::Group::Secp256k1 sign = nil while sign.nil? temp_key = 1 + SecureRandom.random_number(group.order - 1) sign = ECDSA.sign(group, @key, digest, temp_key) end sign end