diff --git a/src/Authorize/Bearer/JsonWebTokenDecoder.php b/src/Authorize/Bearer/JsonWebTokenDecoder.php
index 404804d..5604684 100644
--- a/src/Authorize/Bearer/JsonWebTokenDecoder.php
+++ b/src/Authorize/Bearer/JsonWebTokenDecoder.php
@@ -70,7 +70,7 @@ class JsonWebTokenDecoder
     public function isJWT() : bool
     {
         try {
-            return count(explode('.', $this->encoded)) === 3;
+            return strlen($this->encoded) > 23 && count(explode('.', $this->encoded)) === 3;
         }
         catch(\Throwable $t) {
             return false;
diff --git a/src/Authorize/Bearer/JsonWebTokenValidate.php b/src/Authorize/Bearer/JsonWebTokenValidate.php
index 0fb2c7c..25a1bba 100644
--- a/src/Authorize/Bearer/JsonWebTokenValidate.php
+++ b/src/Authorize/Bearer/JsonWebTokenValidate.php
@@ -53,7 +53,7 @@ abstract class JsonWebTokenValidate
 
         if ( ($compare ?? null) !== $decodedSignature) {
             throw new JsonWebTokenDecodingError(
-                sprintf("Given signature (%s) do not match computed signature (%s)", $encodedSignature, JsonWebTokenEncoder::base64url_encode($compare))
+                sprintf("Given signature (%s) do not match computed signature", $encodedSignature)
             );
         }
     }
diff --git a/src/Authorize/CookieAuthentication.php b/src/Authorize/CookieAuthentication.php
new file mode 100644
index 0000000..24952f2
--- /dev/null
+++ b/src/Authorize/CookieAuthentication.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace Ulmus\User\Authorize;
+
+use DI\Attribute\Inject;
+use Psr\Http\Message\ServerRequestInterface;
+use Storage\Cookie;
+use Ulmus\User\Lib\Authenticate;
+use Ulmus\User\Lib\HeaderAuthenticationTypeEnum;
+
+class CookieAuthentication implements AuthorizeMethodInterface
+{
+    public function __construct(
+        protected Authenticate $authorize,
+        protected Cookie $cookie,
+    ) { }
+
+    public function connect(ServerRequestInterface $request): ServerRequestInterface
+    {
+        $methodObj = new Header\BearerMethod($this->cookie->get('jwt'));
+
+        if (isset($methodObj)) {
+            $request = $methodObj->execute($request);
+        }
+
+        return $request;
+    }
+
+    public function catchRequest(ServerRequestInterface $request) : bool
+    {
+        return $this->cookie->has('jwt');
+    }
+}
\ No newline at end of file
diff --git a/src/Authorize/Header/BearerMethod.php b/src/Authorize/Header/BearerMethod.php
index 98a890e..004e053 100644
--- a/src/Authorize/Header/BearerMethod.php
+++ b/src/Authorize/Header/BearerMethod.php
@@ -13,15 +13,11 @@ class BearerMethod implements MethodInterface
     protected JsonWebTokenDecoder $jwt;
 
     public function __construct(
-        # protected Authenticate $authorize,
-        # protected UserInterface $user,
         protected string $token
     ) {}
 
     public function execute(ServerRequestInterface $request) : ServerRequestInterface
     {
-        # $this->authorize->user = $this->user;
-
         switch($this->autodetectTokenType()) {
             case BearerTokenTypeEnum::JsonWebToken:
                 $this->jwt->decode();
@@ -35,7 +31,7 @@ class BearerMethod implements MethodInterface
                         ->withAttribute('authentication_middleware:user_id', $payload['sub']);
                 }
                 else {
-                    throw new \InvalidArgumentException("Given JsonWebToken is missing a 'sub' key (which concords to user id)");
+                    throw new \InvalidArgumentException("Given JsonWebToken is missing a 'sub' key (which match with a user's id)");
                 }
 
                 break;
@@ -52,11 +48,14 @@ class BearerMethod implements MethodInterface
 
     public function autodetectTokenType() : BearerTokenTypeEnum
     {
-        $this->jwt = new JsonWebTokenDecoder($this->token, getenv('LEAN_RANDOM'));
+        try {
+            $this->jwt = new JsonWebTokenDecoder($this->token, hash('sha512', getenv('LEAN_RANDOM')));
 
-        if ( $this->jwt->isJWT() ) {
-            return BearerTokenTypeEnum::JsonWebToken;
+            if ( $this->jwt->isJWT() ) {
+                return BearerTokenTypeEnum::JsonWebToken;
+            }
         }
+        catch(\Throwable $ex) {/* Not a JWT */}
 
         return BearerTokenTypeEnum::UniqueKey;
     }
diff --git a/src/Lib/Authenticate.php b/src/Lib/Authenticate.php
index 5dc1ebd..99cd7ad 100644
--- a/src/Lib/Authenticate.php
+++ b/src/Lib/Authenticate.php
@@ -37,7 +37,8 @@ class Authenticate {
         return null;
     }
 
-    public function forgetMe() {
+    public function forgetMe() : void
+    {
         $this->cookie->delete("user.id");
         $this->session->destroy();
     }
@@ -104,8 +105,8 @@ class Authenticate {
             $this->session->set("user.id", $this->user->id);
         }
 
-        if ( $this->cookie ) {
-            $this->cookie->set("user.id", $this->user->id);
+        if ( $this->cookie && ! $this->cookie->has('user.id')) {
+            $this->cookie->set("user.id", $this->user->id, samesite: "none");
         }
     }
 
diff --git a/src/Middleware/CookieAuthenticationMiddleware.php b/src/Middleware/CookieAuthenticationMiddleware.php
new file mode 100644
index 0000000..eeb974c
--- /dev/null
+++ b/src/Middleware/CookieAuthenticationMiddleware.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Ulmus\User\Middleware;
+
+use DI\Attribute\Inject;
+use Psr\Http\{
+    Message\ResponseInterface,
+    Message\ServerRequestInterface,
+    Server\MiddlewareInterface,
+    Server\RequestHandlerInterface
+};
+
+use Ulmus\User\Authorize\CookieAuthentication;
+
+class CookieAuthenticationMiddleware implements MiddlewareInterface
+{
+    public function __construct(
+        #[Inject]
+        protected CookieAuthentication $authenticator,
+    ) { }
+
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        if ( $this->authenticator->catchRequest($request) ) {
+            $request = $this->authenticator->connect($request);
+        }
+
+        return $handler->handle($request);
+    }
+}