diff --git a/app/classes/Framadate/Security/Token.php b/app/classes/Framadate/Security/Token.php
new file mode 100644
index 0000000..2f06afc
--- /dev/null
+++ b/app/classes/Framadate/Security/Token.php
@@ -0,0 +1,21 @@
+<?php
+namespace Framadate\Security;
+
+class Token {
+
+    private $tokan_name;
+    private $time;
+    private $value;
+
+    function __construct($tokan_name, $time) {
+       $this->tokan_name = $tokan_name;
+       $this->time = $time;
+       $this->value = $this->generate();
+    }
+
+    private function generate() {
+        // TODO
+    }
+
+}
+ 
\ No newline at end of file
diff --git a/app/classes/Framadate/Services/SecurityService.php b/app/classes/Framadate/Services/SecurityService.php
new file mode 100644
index 0000000..ea570e0
--- /dev/null
+++ b/app/classes/Framadate/Services/SecurityService.php
@@ -0,0 +1,20 @@
+<?php
+namespace Framadate\Services;
+
+use Framadate\Security\Token;
+
+class SecurityService {
+
+    function __construct() {
+    }
+
+    function getToken($tokan_name) {
+        if (!isset($_SESSION['token']) || !isset($_SESSION['token'][$tokan_name])) {
+            $_SESSION['token'][$tokan_name] = new Token($tokan_name, 60*5);
+        }
+
+        return $_SESSION['token'][$tokan_name]->getValue();
+    }
+
+}
+ 
\ No newline at end of file