Encrypt and Decrypt using Openssl Ruby

encrypt_decrypt.rb

require 'openssl'

class CryptoService

    def encrypt(data,key)
      digest = Digest::SHA256.new
      digest.update(key)
      key = digest.digest
      cipher = OpenSSL::Cipher::AES.new(256, :CBC)
      cipher.encrypt
      cipher.key = key
      Base64.encode64(cipher.update(data) + cipher.final)
    end

    def decrypt(data,key)
      digest = Digest::SHA256.new
      digest.update(key)
      key = digest.digest
      decipher = OpenSSL::Cipher::AES.new(256, :CBC)
      decipher.decrypt
      decipher.key = key
      decipher.update(Base64.decode64(data)) + decipher.final
    end

end


 data = "Very, very confidential data"
 key = 'dfa566d72971f2de23a1bb1a7e3f43d52s3d'

 crypto = CryptoService.new()
 texto = crypto.encrypt(data,key)

 puts texto

 plain = crypto.decrypt(texto,key)

 puts plain