Class: Encryptable::Cipher

Inherits:

Object

• Object
• Encryptable::Cipher

Defined in:

lib/encryptable/cipher.rb

Overview

This class handles encryption and decryption using AES-256-CBC algorithm.

Constant Summary

ALGORITHM =

'AES-256-CBC'

Instance Method Summary

• #decrypt(value) ⇒ Object
• #encrypt(value) ⇒ Object
• #initialize(key:, iv:) ⇒ Cipher constructor

  A new instance of Cipher.

Constructor Details

#initialize(key:, iv:) ⇒ Cipher

# File 'lib/encryptable/cipher.rb', line 16

def initialize(key:, iv:)
  validate_string_inputs!(key, iv)
  decode_key_and_iv!(key, iv)
  validate_lengths!
  derive_key_and_iv!
end

Instance Method Details

#decrypt(value) ⇒ Object

# File 'lib/encryptable/cipher.rb', line 27

def decrypt(value)
  DecryptionHandler.decrypt(value, @key, @iv, ALGORITHM)
end

#encrypt(value) ⇒ Object

# File 'lib/encryptable/cipher.rb', line 23

def encrypt(value)
  EncryptionHandler.encrypt(value, @key, @iv, ALGORITHM)
end