diff --git a/Core/Input.php b/Core/Input.php
new file mode 100644
index 0000000..1c094c1
--- /dev/null
+++ b/Core/Input.php
@@ -0,0 +1,35 @@
+<?php
+namespace Core;
+
+class Input
+{
+	public static function exists($type = 'post')
+	{
+		switch ($type) {
+			case 'post':
+				return (!empty($_POST)) ? true : false;
+				break;
+
+			case 'get':
+				return (!empty($_GET)) ? true : false;
+				break;
+
+			default:
+				return false;
+				break;
+		}
+	}
+
+	public static function get($item)
+	{
+		if(isset($_POST[$item]))
+		{
+			return $_POST[$item];
+		}
+		elseif(isset($_GET[$item]))
+		{
+			return $_GET[$item];
+		}
+		return '';
+	}
+}
diff --git a/Core/Redirect.php b/Core/Redirect.php
new file mode 100644
index 0000000..7f39831
--- /dev/null
+++ b/Core/Redirect.php
@@ -0,0 +1,19 @@
+<?php
+namespace Core;
+
+class Redirect
+{
+	public static function to($url)
+	{
+		if($url)
+		{
+			$url = htmlspecialchars($url);
+
+			$url = rtrim($url, '/');
+
+			header("Location:$url");
+			return true;
+		}
+		return false;
+	}
+}
diff --git a/Core/Session.php b/Core/Session.php
new file mode 100644
index 0000000..d6dfd65
--- /dev/null
+++ b/Core/Session.php
@@ -0,0 +1,42 @@
+<?php
+namespace Core;
+
+class Session
+{
+	public static function exists($name)
+	{
+		return (isset($_SESSION[$name])) ? true : false;
+	}
+
+	public static function put($name, $value = '')
+	{
+		return $_SESSION[$name] = $value;
+	}
+
+	public static function get($name)
+	{
+		return $_SESSION[$name];
+	}
+
+	public static function delete($name)
+	{
+		if(self::exists($name))
+		{
+			unset($_SESSION[$name]);
+		}
+	}
+
+	public static function flash($name, $string = '')
+	{
+		if(self::exists($name))
+		{
+			$session = self::get($name);
+			self::delete($name);
+			return $session;
+		}
+		else
+		{
+			self::put($name, $string);
+		}
+	}
+}
diff --git a/Core/Token.php b/Core/Token.php
new file mode 100644
index 0000000..f4ce946
--- /dev/null
+++ b/Core/Token.php
@@ -0,0 +1,43 @@
+<?php
+namespace Core;
+
+class Token
+{
+	public static function generate()
+	{
+		if(!Session::exists('tokens'))
+		{
+			Session::put('tokens', []);
+		}
+
+		$tokens = Session::get('tokens');
+
+		if(count($tokens) >= 10)
+		{
+			array_shift($tokens);
+		}
+
+		$tokens[] = md5(uniqid());
+
+		Session::put('tokens', $tokens);
+
+		return end($tokens);
+	}
+
+	public static function check($token)
+	{
+		$tokenName = 'tokens';
+		$tokenNow = $token;
+
+		if(Session::exists($tokenName))
+		{
+			if(in_array($tokenNow, Session::get($tokenName)))
+			{
+				Session::delete($tokenName);
+				return true;
+			}
+		}
+
+		return false;
+	}
+}