diff --git a/Auth/ReverseProxyLdapAuth.php b/Auth/ReverseProxyLdapAuth.php
index 466f761..387a2d5 100644
--- a/Auth/ReverseProxyLdapAuth.php
+++ b/Auth/ReverseProxyLdapAuth.php
@@ -63,4 +63,19 @@ public function authenticate()
 
         return false;
     }
+
+    /**
+     * Check if the user session is valid
+     *
+     * @access public
+     * @return boolean
+     */
+    public function isValidSession()
+    {
+        if (LDAP_USERNAME_CASE_SENSITIVE) {
+            return $this->request->getRemoteUser() === $this->userSession->getUsername();
+        }
+
+        return strtolower($this->request->getRemoteUser()) === strtolower($this->userSession->getUsername());
+    }
 }
diff --git a/Plugin.php b/Plugin.php
index c440e92..27dde1c 100644
--- a/Plugin.php
+++ b/Plugin.php
@@ -30,7 +30,7 @@ public function getPluginAuthor()
 
     public function getPluginVersion()
     {
-        return '1.0.0';
+        return '1.0.1';
     }
 
     public function getPluginHomepage()
diff --git a/Test/ReverseProxyLdapAuthTest.php b/Test/ReverseProxyLdapAuthTest.php
new file mode 100644
index 0000000..c858055
--- /dev/null
+++ b/Test/ReverseProxyLdapAuthTest.php
@@ -0,0 +1,36 @@
+<?php
+
+require_once 'tests/units/Base.php';
+
+use Kanboard\Plugin\ReverseProxyLdap\Auth\ReverseProxyLdapAuth;
+
+class ReverseProxyLdapAuthTest extends Base
+{
+    public function testIsValidSessionWithRemoteUserNotLowercase()
+    {
+        $this->container['request'] = $this
+            ->getMockBuilder('\Kanboard\Core\Http\Request')
+            ->setConstructorArgs(array($this->container))
+            ->setMethods(array('getRemoteUser'))
+            ->getMock();
+
+        $this->container['userSession'] = $this
+            ->getMockBuilder('\Kanboard\Core\User\UserSession')
+            ->setConstructorArgs(array($this->container))
+            ->setMethods(array('getUsername'))
+            ->getMock();
+
+        $this->container['request']
+            ->expects($this->once())
+            ->method('getRemoteUser')
+            ->will($this->returnValue('MyUser'));
+
+        $this->container['userSession']
+            ->expects($this->once())
+            ->method('getUsername')
+            ->will($this->returnValue('myuser'));
+
+        $provider = new ReverseProxyLdapAuth($this->container);
+        $this->assertTrue($provider->isValidSession());
+    }
+}