From 90bb3e8b18c0d9c583b4512a6833d314a533b95a Mon Sep 17 00:00:00 2001
From: Ivan Socolsky <jungans@gmail.com>
Date: Wed, 18 Feb 2015 10:51:45 -0300
Subject: [PATCH] change key_size to 128bits on message encryption

---
 lib/walletutils.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/walletutils.js b/lib/walletutils.js
index fbce875..184cb5b 100644
--- a/lib/walletutils.js
+++ b/lib/walletutils.js
@@ -84,9 +84,9 @@ WalletUtils.fromSecret = function(secret) {
 WalletUtils.encryptMessage = function(message, privKey) {
   var hash = sjcl.hash.sha256.hash(privKey);
   var key = sjcl.codec.utf8String.toBits(hash);
-  key = sjcl.bitArray.clamp(key, 256);
+  key = sjcl.bitArray.clamp(key, 128);
   return sjcl.encrypt(key, message, {
-    ks: 256,
+    ks: 128,
     iter: 1
   });
 };
@@ -94,7 +94,7 @@ WalletUtils.encryptMessage = function(message, privKey) {
 WalletUtils.decryptMessage = function(cyphertextJson, privKey) {
   var hash = sjcl.hash.sha256.hash(privKey);
   var key = sjcl.codec.utf8String.toBits(hash);
-  key = sjcl.bitArray.clamp(key, 256);
+  key = sjcl.bitArray.clamp(key, 128);
   return sjcl.decrypt(key, cyphertextJson);
 };