diff --git a/app/Contract/Auth.php b/app/Contract/Auth.php
new file mode 100644
index 0000000..fb2e3b6
--- /dev/null
+++ b/app/Contract/Auth.php
@@ -0,0 +1,27 @@
+<?php
+namespace App\Contract;
+
+use App\Definition\Contract;
+use App\Service\Auth as AuthService;
+
+class Auth
+{
+	use Contract;
+
+	protected static function newInstance()
+	{
+		return new AuthService();
+	}
+	public static function __callStatic($name, $params)
+	{
+		if (!method_exists(Response::class, $name)) {
+			$instance = self::getInstance();
+			if (method_exists($instance, $name)) {
+				return call_user_func_array([$instance, $name], $params);
+			}
+			return null;
+		}
+		return call_user_func_array([self, $name], $params);
+	}
+}
+?>
\ No newline at end of file
diff --git a/app/Service/Auth.php b/app/Service/Auth.php
new file mode 100644
index 0000000..80e08fc
--- /dev/null
+++ b/app/Service/Auth.php
@@ -0,0 +1,163 @@
+<?php
+namespace App\Service;
+
+class Auth
+{
+  protected $selector;
+  protected $token;
+
+  public function __construct()
+  {
+  	$this->getCookie();
+  }
+  protected function getCookie()
+  {
+    if (isset($_COOKIE['rememberMe'])) {
+  		list($s, $t) = \explode(':', $_COOKIE['rememberMe']);
+  		$this->selector = $s;
+  		$this->token = $t;
+  	}
+  }
+  protected function saveCookie()
+  {
+  	$now = \Carbon\Carbon::now(config('app.timezone'));
+  	$exp = $now->addHours(config('app.login_hours'));
+  	\setcookie('rememberMe', $this->selector . ':' . $this->token, $exp->timestamp);
+  }
+  protected function clearCookie()
+  {
+    \setcookie('rememberMe', '', \Carbon\Carbon::now(config('app.timezone'))->timestamp);
+  }
+  protected function generateToken()
+  {
+    $this->selector = bin2hex(\random_bytes(12));
+    $this->token = bin2hex(\random_bytes(20));
+  }
+  public function login($username, $password)
+  {
+  	$user = \Model::factory(\Incoviba\common\User::class)->where('name', $username)->findOne();
+  	if ($user !== false) {
+  		if (\password_verify($password, $user->password) === false) {
+        $this->clearCookie();
+  			return false;
+  		}
+
+      $this->generateToken();
+  		$now = \Carbon\Carbon::now(config('app.timezone'));
+  		$exp = $now->addHours(-config('app.login_hours'));
+  		$auth = \Model::factory(\Incoviba\common\Auth::class)->where('user_id', $user->id)->whereGt('time', $exp->timestamp)->where('status', 1)->findOne();
+      if ($auth !== false) {
+        $auth->time('now');
+        $auth->selector = $this->selector;
+  	  	$auth->token($this->token);
+        $auth->save();
+        $this->saveCookie();
+  			return true;
+  		}
+
+	  	$auth = \Model::factory(\Incoviba\common\Auth::class)->create();
+	  	$auth->user_id = $user->id;
+	  	$auth->time('now');
+	  	$auth->selector = $this->selector;
+	  	$auth->token($this->token);
+
+	  	try {
+	  		$auth->save();
+	  		$this->saveCookie();
+	  		return true;
+	  	} catch (\Exception $e) {
+        $this->clearCookie();
+	  		return false;
+	  	}
+  	}
+  	return false;
+  }
+  public function isIn()
+  {
+  	if ($this->selector == null) {
+  		return false;
+  	}
+  	$auths = \Model::factory(\Incoviba\common\Auth::class)->where('selector', $this->selector)->findMany();
+  	if ($auths === false) {
+      $this->clearCookie();
+  		return false;
+  	}
+  	foreach ($auths as $auth) {
+  		if (\password_verify($this->token, $auth->token)) {
+  			return $auth->isIn();
+  		}
+  	}
+  	return false;
+  }
+  public function User()
+  {
+  	if ($this->selector == null) {
+  		return false;
+  	}
+  	$auths = \Model::factory(\Incoviba\common\Auth::class)->where('selector', $this->selector)->findMany();
+  	if ($auths === false) {
+  		return false;
+  	}
+  	foreach ($auths as $auth) {
+  		if (\password_verify($this->token, $auth->token)) {
+  			return $auth->user();
+  		}
+  	}
+  	return false;
+  }
+  public function hasAccess()
+  {
+  	if ($this->selector == null) {
+  		return false;
+  	}
+  	$auths = \Model::factory(\Incoviba\common\Auth::class)->where('selector', $this->selector)->findMany();
+  	if ($auths === false) {
+  		return false;
+  	}
+  	foreach ($auths as $auth) {
+  		if (\password_verify($this->token, $auth->token)) {
+  			return $auth->user()->hasAccess();
+  		}
+  	}
+  	return false;
+  }
+  public function checkAccess($controller, $action = null)
+  {
+  	if ($this->selector == null) {
+  		return false;
+  	}
+  	$auths = \Model::factory(\Incoviba\common\Auth::class)->where('selector', $this->selector)->findMany();
+  	if ($auths === false) {
+  		return false;
+  	}
+  	foreach ($auths as $auth) {
+  		if (\password_verify($this->token, $auth->token)) {
+  			return $auth->user()->checkAccess($controller, $action);
+  		}
+  	}
+  	return false;
+  }
+  public function logout()
+  {
+    $this->clearCookie();
+  	if ($this->selector == null) {
+  		return true;
+  	}
+  	$auths = \Model::factory(\Incoviba\common\Auth::class)->where('selector', $this->selector)->findMany();
+  	if ($auths === false) {
+  		return true;
+  	}
+  	foreach ($auths as $auth) {
+  		if (\password_verify($this->token, $auth->token)) {
+		  	$auth->status = 0;
+		  	try {
+		  		$auth->save();
+		  		return true;
+		  	} catch (\Exception $e) {
+		  		return false;
+		  	}
+  		}
+  	}
+  	return true;
+  }
+}
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..dd9a9c8
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,23 @@
+{
+    "name": "incoviba/auth",
+    "description": "Identificador",
+    "type": "module",
+    "license": "UNLICENSED",
+    "authors": [
+        {
+            "name": "Aldarien",
+            "email": "aldarien85@gmail.com"
+        }
+    ],
+    "require": {
+      "aldarien/contract": "^1"
+    },
+    "require-dev": {
+      "phpunit/phpunit": "^8"
+    },
+    "autoload": {
+      "psr-4": {
+        "App\\": "app"
+      }
+    }
+}