Class: Sandal::Sig::ES256

Inherits:

ES

• Object
• ES
• Sandal::Sig::ES256

Defined in:

lib/sandal/sig/es.rb

Overview

The ECDSA-SHA256 signing algorithm.

Instance Attribute Summary

Attributes inherited from ES

#name

Instance Method Summary

• #initialize(key) ⇒ ES256 constructor

  Creates a new instance.

Methods inherited from ES

decode_asn1_signature, decode_jws_signature, encode_asn1_signature, encode_jws_signature, #ensure_curve, #sign, #valid?

Constructor Details

#initialize(key) ⇒ ES256

Creates a new instance.

Parameters:

• key (OpenSSL::PKey::EC) —

  The key to use for signing (private) or validation (public).

Raises:

• (ArgumentError) —

  The key is not in the “prime256v1” group.

# File 'lib/sandal/sig/es.rb', line 110

def initialize(key)
  ensure_curve(key, 'prime256v1')
  super(256, 256, key)
end