From 57e8be9ab90722e28f87149eb547a693486ace50 Mon Sep 17 00:00:00 2001
From: Pooya Parsa Dadashi <Pooya_parsa_dadashi@yahoo.com>
Date: Thu, 3 Oct 2024 20:35:43 +0330
Subject: [PATCH] refactor: allow `null` for `$key` property to handle buffer
 cleanup in SodiumHandler

---
 system/Encryption/Handlers/SodiumHandler.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/Encryption/Handlers/SodiumHandler.php b/system/Encryption/Handlers/SodiumHandler.php
index b6c74da76581..c74f2a5f0a48 100644
--- a/system/Encryption/Handlers/SodiumHandler.php
+++ b/system/Encryption/Handlers/SodiumHandler.php
@@ -26,7 +26,7 @@ class SodiumHandler extends BaseHandler
     /**
      * Starter key
      *
-     * @var string
+     * @var string|null Null is used for buffer cleanup.
      */
     protected $key = '';