random(): use random_bytes instead of mcrypt_create_iv

diff --git a/lib/php/nb.php b/lib/php/nb.php
index 3017bab8e6d35d28efc67aa8e4f433f9cdbd5c9b..5dc0b54b31c9f7a3a6988680678af88f72e3f733 100644 (file)
--- a/lib/php/nb.php
+++ b/lib/php/nb.php
@@ -903,7 +903,7 @@ class Nb {
        } 
 
        public static function random_str($length=32) {
-               return bin2hex(mcrypt_create_iv($length/2, MCRYPT_DEV_URANDOM));
+               return bin2hex(random_bytes($length/2));
        }
 
        public static function encrypt($key,$value) {