From 5485db50775d4e2f76a593ef8b3425f6a1b90666 Mon Sep 17 00:00:00 2001
From: Derek Jones <derek.jones@ellislab.com>
Date: Mon, 30 Aug 2010 21:31:08 -0500
Subject: Added fatal error to Session class when no encryption key is set in
 the config file, for additional assurance that session manipulation can be
 prevented

---
 user_guide/libraries/sessions.html | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'user_guide')

diff --git a/user_guide/libraries/sessions.html b/user_guide/libraries/sessions.html
index 9a2ca939c..7dc386fd4 100644
--- a/user_guide/libraries/sessions.html
+++ b/user_guide/libraries/sessions.html
@@ -68,6 +68,9 @@ use the database option you'll need to create the session table as indicated bel
 <p class="important"><strong>Note:</strong> The Session class does <strong>not</strong> utilize native PHP sessions. It
 generates its own session data, offering more flexibility for developers.</p>
 
+<p class="important"><strong>Note:</strong> Even if you are not using encrypted sessions, you must set
+an encryption key in your config file which is used to aid in preventing session data manipulation.</p>
+
 <h2>Initializing a Session</h2>
 
 <p>Sessions will typically run globally with each page load, so the session class must either be
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