Class: Net::HTTP::MessageSignatures::RSAPSSSHA512

Inherits:

SignatureAlgorithm

• Object
• SignatureAlgorithm
• Net::HTTP::MessageSignatures::RSAPSSSHA512

Defined in:

lib/net/http/message_signatures/rsa_pss_sha512.rb

Overview

Implementation of the signature algorithm, RSASSA-PSS using SHA-512.

See Also:

• {https://datatracker.ietf.org/doc/html/draft-ietf-httpbis-message-signatures-19#section-3.3.1}

Instance Attribute Summary

• #key ⇒ OpenSSL::PKey::RSA writeonly

  Key material.

Instance Method Summary

• #initialize(key: nil) ⇒ RSAPSSSHA512 constructor

  A new instance of RSAPSSSHA512.

• #sign(message) ⇒ Object
• #verify(message, signature) ⇒ Object

Constructor Details

#initialize(key: nil) ⇒ RSAPSSSHA512

Returns a new instance of RSAPSSSHA512.

Parameters:

• key (OpenSSL::PKey::RSA) (defaults to: nil) —

  key material

# File 'lib/net/http/message_signatures/rsa_pss_sha512.rb', line 19

def initialize(key: nil)
  super()
  @key = key
end

Instance Attribute Details

#key=(value) ⇒ OpenSSL::PKey::RSA

Returns key material.

Returns:

• (OpenSSL::PKey::RSA) —

  key material

# File 'lib/net/http/message_signatures/rsa_pss_sha512.rb', line 16

def key=(value)
  @key = value
end

Instance Method Details

#sign(message) ⇒ Object

# File 'lib/net/http/message_signatures/rsa_pss_sha512.rb', line 24

def sign(message)
  ensure_key!
  key.sign_pss('SHA512', message, salt_length: 64, mgf1_hash: 'SHA512')
end

#verify(message, signature) ⇒ Object

# File 'lib/net/http/message_signatures/rsa_pss_sha512.rb', line 29

def verify(message, signature)
  ensure_key!
  key.verify_pss('SHA512', signature, message, salt_length: 64, mgf1_hash: 'SHA512')
end