diff --git a/application/config/aliases.php b/application/config/aliases.php
index a35a9c38..b3dcb23f 100644
--- a/application/config/aliases.php
+++ b/application/config/aliases.php
@@ -24,7 +24,7 @@
 	'Cache' => 'System\\Cache',
 	'Config' => 'System\\Config',
 	'Cookie' => 'System\\Cookie',
-	'Crypt' => 'System\\Crypt',
+	'Crypter' => 'System\\Crypter',
 	'DB' => 'System\\DB',
 	'Eloquent' => 'System\\DB\\Eloquent\\Model',
 	'File' => 'System\\File',
diff --git a/changelog.md b/changelog.md
index 3fbd036e..22cc6408 100644
--- a/changelog.md
+++ b/changelog.md
@@ -3,4 +3,5 @@ # Laravel Change Log
 ## Version 1.6.0
 
 - Moved **system/db/manager.php** to **system/db.php**. Updated alias appropriately.
-- Unspecified optional parameters will be removed from URLs generated using route names.
\ No newline at end of file
+- Unspecified optional parameters will be removed from URLs generated using route names.
+- Fixed bug in Config::set that prevented it from digging deep into arrays.
\ No newline at end of file
diff --git a/system/crypt.php b/system/crypter.php
similarity index 53%
rename from system/crypt.php
rename to system/crypter.php
index 9a62c6d2..37dd97c3 100644
--- a/system/crypt.php
+++ b/system/crypter.php
@@ -1,20 +1,45 @@
 <?php namespace System;
 
-class Crypt {
+class Crypter {
 
 	/**
 	 * The encryption cipher.
 	 *
 	 * @var string
 	 */
-	public static $cipher = 'rijndael-256';
+	public $cipher;
 
 	/**
 	 * The encryption mode.
 	 *
 	 * @var string
 	 */
-	public static $mode = 'cbc';
+	public $mode;
+
+	/**
+	 * Create a new Crypter instance.
+	 *
+	 * @param  string  $cipher
+	 * @param  string  $mode
+	 * @return void
+	 */
+	public function __construct($cipher = 'rijndael-256', $mode = 'cbc')
+	{
+		$this->cipher = $cipher;
+		$this->mode = $mode;
+	}
+
+	/**
+	 * Create a new Crypter instance.
+	 *
+	 * @param  string  $cipher
+	 * @param  string  $mode
+	 * @return Crypt
+	 */
+	public static function make($cipher = 'rijndael-256', $mode = 'cbc')
+	{
+		return new static($cipher, $mode);
+	}
 
 	/**
 	 * Encrypt a value using the MCrypt library.
@@ -22,11 +47,11 @@ class Crypt {
 	 * @param  string  $value
 	 * @return string
 	 */
-	public static function encrypt($value)
+	public function encrypt($value)
 	{
-		$iv = mcrypt_create_iv(static::iv_size(), static::randomizer());
+		$iv = mcrypt_create_iv($this->iv_size(), $this->randomizer());
 
-		return base64_encode($iv.mcrypt_encrypt(static::$cipher, static::key(), $value, static::$mode, $iv));
+		return base64_encode($iv.mcrypt_encrypt($this->cipher, $this->key(), $value, $this->mode, $iv));
 	}
 
 	/**
@@ -34,7 +59,7 @@ public static function encrypt($value)
 	 *
 	 * @return int
 	 */
-	protected static function randomizer()
+	protected function randomizer()
 	{
 		if (defined('MCRYPT_DEV_URANDOM'))
 		{
@@ -54,16 +79,16 @@ protected static function randomizer()
 	 * @param  string  $value
 	 * @return string
 	 */
-	public static function decrypt($value)
+	public function decrypt($value)
 	{
 		if ( ! is_string($value = base64_decode($value, true)))
 		{
 			throw new \Exception('Decryption error. Input value is not valid base64 data.');
 		}
 
-		list($iv, $value) = array(substr($value, 0, static::iv_size()), substr($value, static::iv_size()));
+		list($iv, $value) = array(substr($value, 0, $this->iv_size()), substr($value, $this->iv_size()));
 
-		return rtrim(mcrypt_decrypt(static::$cipher, static::key(), $value, static::$mode, $iv), "\0");
+		return rtrim(mcrypt_decrypt($this->cipher, $this->key(), $value, $this->mode, $iv), "\0");
 	}
 
 	/**
@@ -71,7 +96,7 @@ public static function decrypt($value)
 	 *
 	 * @return string
 	 */
-	private static function key()
+	private function key()
 	{
 		if ( ! is_null($key = Config::get('application.key')) and $key !== '') return $key;
 
@@ -85,9 +110,9 @@ private static function key()
 	 *
 	 * @return int
 	 */
-	private static function iv_size()
+	private function iv_size()
 	{
-		return mcrypt_get_iv_size(static::$cipher, static::$mode);
+		return mcrypt_get_iv_size($this->cipher, $this->mode);
 	}
 
 }
\ No newline at end of file
diff --git a/system/session/cookie.php b/system/session/cookie.php
index cf58827a..9698b4bb 100644
--- a/system/session/cookie.php
+++ b/system/session/cookie.php
@@ -1,12 +1,26 @@
 <?php namespace System\Session;
 
-use System\Crypt;
 use System\Config;
+use System\Crypter;
 
 class Cookie implements Driver {
 
+	/**
+	 * The Crypter instance.
+	 *
+	 * @var Crypter
+	 */
+	private $crypter;
+
+	/**
+	 * Create a new Cookie session driver instance.
+	 *
+	 * @return void
+	 */
 	public function __construct()
 	{
+		$this->crypter = new Crypter;
+
 		if (Config::get('application.key') == '')
 		{
 			throw new \Exception("You must set an application key before using the Cookie session driver.");
@@ -23,7 +37,7 @@ public function load($id)
 	{
 		if (\System\Cookie::has('session_payload'))
 		{
-			return unserialize(Crypt::decrypt(\System\Cookie::get('session_payload')));
+			return unserialize($this->crypter->decrypt(\System\Cookie::get('session_payload')));
 		}
 	}
 
@@ -39,7 +53,9 @@ public function save($session)
 		{
 			extract(Config::get('session'));
 
-			\System\Cookie::put('session_payload', Crypt::encrypt(serialize($session)), $lifetime, $path, $domain, $https, $http_only);
+			$payload = $this->crypter->encrypt(serialize($session));
+
+			\System\Cookie::put('session_payload', $payload, $lifetime, $path, $domain, $https, $http_only);
 		}
 	}