extract key generation

illuminate · Jul 3, 2017 · 656fd4c · 656fd4c
1 parent f6e8e6c
commit 656fd4c
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/Encrypter.php b/Encrypter.php
@@ -59,6 +59,17 @@ public static function supported($key, $cipher)
                ($cipher === 'AES-256-CBC' && $length === 32);
     }
 
+    /**
+     * Create a new encryption key for the given cipher.
+     *
+     * @param  string  $cipher
+     * @return string
+     */
+    public static function generateKey($cipher)
+    {
+        return random_bytes($cipher == 'AES-128-CBC' ? 16 : 32);
+    }
+
     /**
      * Encrypt the given value.
      *