add www api project

www-api/system/Security/Exceptions/SecurityException.php

@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\Security\Exceptions;
+
+use CodeIgniter\Exceptions\FrameworkException;
+
+class SecurityException extends FrameworkException
+{
+    public static function forDisallowedAction()
+    {
+        return new static(lang('Security.disallowedAction'), 403);
+    }
+
+    public static function forInvalidUTF8Chars(string $source, string $string)
+    {
+        return new static(
+            'Invalid UTF-8 characters in ' . $source . ': ' . $string,
+            400
+        );
+    }
+
+    public static function forInvalidControlChars(string $source, string $string)
+    {
+        return new static(
+            'Invalid Control characters in ' . $source . ': ' . $string,
+            400
+        );
+    }
+
+    /**
+     * @deprecated Use `CookieException::forInvalidSameSite()` instead.
+     *
+     * @codeCoverageIgnore
+     */
+    public static function forInvalidSameSite(string $samesite)
+    {
+        return new static(lang('Security.invalidSameSite', [$samesite]));
+    }
+}