diff --git a/validator/EmailValidator.php b/validator/EmailValidator.php
index 78c0731..7c7c565 100644
--- a/validator/EmailValidator.php
+++ b/validator/EmailValidator.php
@@ -9,7 +9,12 @@
 
 class EmailValidator extends RegexValidator
 {
-    protected $regex = '/^([a-z0-9._-]{2,23})\@([a-z0-9-]{2,22}\.)+\w{2,5}$/i';
+    /**
+     * @var string
+     * https://tools.ietf.org/html/rfc5322#section-3.4.1
+     * https://tools.ietf.org/html/rfc5321#section-4.5.3
+     */
+    protected $regex = '/^([a-z0-9._-]{1,64})\@([a-z0-9-]{2,250}\.)+\w{2,5}$/i';
     
     public function __construct(){}
 }
\ No newline at end of file
diff --git a/validator/MbStrlenValidator.php b/validator/MbStrlenValidator.php
new file mode 100644
index 0000000..7f66555
--- /dev/null
+++ b/validator/MbStrlenValidator.php
@@ -0,0 +1,39 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage forms
+ * @since 17.05.12
+ * @author Aleksander Demidov
+ *
+ */
+
+class MbStrlenValidator extends Validator
+{
+
+    const GREATHER_THAN = 'not_match';
+
+    protected $templates = array(self::GREATHER_THAN => 'String length greather than.');
+
+    protected $token;
+
+    public function __construct($token)
+    {
+        $this->token = $token;
+    }
+
+    public function isValid($value, $context = null)
+    {
+        $this->setValue($value);
+        if ($this->token === null) {
+            throw new InitializationException('Token not defined.');
+        }
+
+        if (mb_strlen($value) > $this->token) {
+            $this->error();
+            return false;
+        }
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/validator/StrlenValidator.php b/validator/StrlenValidator.php
new file mode 100644
index 0000000..a6ebcbc
--- /dev/null
+++ b/validator/StrlenValidator.php
@@ -0,0 +1,39 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage forms
+ * @since 17.05.12
+ * @author Aleksander Demidov
+ *
+ */
+
+class StrlenValidator extends Validator
+{
+
+    const GREATHER_THAN = 'not_match';
+
+    protected $templates = array(self::GREATHER_THAN => 'String length greather than.');
+
+    protected $token;
+
+    public function __construct($token)
+    {
+        $this->token = $token;
+    }
+
+    public function isValid($value, $context = null)
+    {
+        $this->setValue($value);
+        if ($this->token === null) {
+            throw new InitializationException('Token not defined.');
+        }
+
+        if (strlen($value) > $this->token) {
+            $this->error();
+            return false;
+        }
+        return true;
+    }
+}
\ No newline at end of file