lib/keen/aes_helper.rb in keen-0.9.7 vs lib/keen/aes_helper.rb in keen-0.9.8

@@ -15,9 +15,10 @@
         aes.iv = unhexlify(iv)
         aes.update(unhexlify(encrypted)) + aes.final
       end
 
       def aes256_encrypt(key, plaintext, iv = nil)
+        raise OpenSSL::Cipher::CipherError.new("iv must be 16 bytes") if !iv.nil? && iv.length != 16
         aes = OpenSSL::Cipher::AES.new(256, :CBC)
         aes.encrypt
         aes.key = unhexlify(key)
         aes.iv = iv unless iv.nil?
         iv ||= aes.random_iv