diff --git a/sign_in.php b/sign_in.php
new file mode 100644
index 0000000..a850a44
--- /dev/null
+++ b/sign_in.php
@@ -0,0 +1,78 @@
+<!-- Traitement PHP -->
+<?php 
+/*
+Faire de la sécurité et de l'optimisation
+Ce code est pourri mais VRAIMENT
+*/
+$servername = 'mysql-serny-nsi.alwaysdata.net';
+$username = 'serny-nsi';
+$mdp = 'ecole9090*';
+
+$bdd = new PDO('mysql:host=mysql-serny-nsi.alwaysdata.net;dbname=serny-nsi_main', $username, $mdp);
+
+if (isset($_POST['submit'])) {
+	if (isset($_POST["f_email"]) AND !empty($_POST["f_email"]) AND isset($_POST["f_password"]) AND !empty($_POST["f_password"])) {
+		$password = htmlspecialchars($_POST['password']);
+		$mail = htmlspecialchars($_POST['f_email']);
+		
+		$look = $bdd->prepare("SELECT * FROM membres WHERE email = :mail");
+		$look->bindParam(":mail", $mail);
+		$look->execute();
+		$userexist = -1;
+		$userexist = $look->rowCount();
+		if ($userexist == 0) {
+			$data = $look->fetch();
+			var_dump($password,$data['password']);
+			if (password_verify($password,$data['password'])) {
+				$erreur = "Vous avez été correctement connecté.";
+			} else {
+				$erreur = "Les mots de passe ne correspondent pas.";
+			}
+		} else {
+			$erreur = "Le mail utilisé est inconnu.";
+		}
+}
+}
+?>
+<!DOCTYPE html>
+<html lang="fr">
+
+<head>
+	<title>Conenxion</title>
+	<meta charset="UTF-8">
+	<link href="style/style_log.css" rel="stylesheet">
+	<link rel="icon" type="image/x-icon" href="_content/favicon-32x32.png">
+</head>
+
+<body>
+	<div class="log-area">
+		<p>Connecte-toi pour accéder à plus de foncitonnalités</p>
+		<form action="" method="POST">
+			<div class="f_inputs">
+				<div>
+					<label for="f_email">Adresse mail : </label><input type="email" id="f_email" maxlength="70"
+						placeholder="Adresse mail"
+						name="f_email">
+				</div>
+				<div>
+					<label for="f_password">Mot de passe : </label><input type="password" id="f_password" maxlength="40"
+						placeholder="Mot de passe"
+						name="f_password">
+				</div>
+			</div>
+			<div class="buttons">
+				<div class="sign_up">
+					<a href="sign_up.html">Pas de compte ?</a>
+				</div>
+				<div class="sign_in">
+					<input type="submit" name="submit" value="Se connecter" id="submit">
+				</div>
+			</div>
+			<div>
+				<?= $erreur ?>
+			</div>
+		</form>
+	</div>
+</body>
+
+</html>
\ No newline at end of file
diff --git a/sign_up.html b/sign_up.html
deleted file mode 100644
index dd68598..0000000
--- a/sign_up.html
+++ /dev/null
@@ -1,69 +0,0 @@
-<!-- Traitement PHP -->
-<?php 
-
-
-
-?>
-<!DOCTYPE html>
-<html lang="fr">
-
-<head>
-    <title>Titre</title>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <link href="style/style_main.css" rel="stylesheet">
-    <link href="style/style_log.css" rel="stylesheet">
-    <link rel="icon" type="image/x-icon" href="_content/favicon-32x32.png">
-</head>
-
-<body>
-    <header>
-        <h1><a class="_title" href="index.html"><span class="word1">Pop</span><span class="word3">Op</span></a></h1>
-        <ul>
-            <li><a href="#unlinked">Top</a></li>
-            <li><a href="#unlinked">Musiques</a></li>
-            <li><a href="#unlinked">Lectures</a></li>
-        </ul>
-        <div>
-            <a href="sign_in.html">Se connecter</a>
-            <a href="sign_up.html">S'inscrire</a>
-        </div>
-    </header>
-    <main>
-        <div class="red-banner">
-            En attente de l'ajout d'un systeme PHP.
-            <br>Cette page est moche et mal faite.
-        </div>
-        <form action="" method="POST">
-            <h2>Inscription</h2>
-
-            <div class="form_p_contents">
-                <div>
-                    <label for="pseudo">Pseudo : </label><input autocomplete="off" name="pseudo" type="text"
-                        placeholder="Pseudo">
-                </div>
-
-                <div class="names">
-                    <label for="first_name">Prénom - Nom : </label><input autocomplete="off" name="first_name"
-                        type="text" placeholder="Prénom"><input autocomplete="off" name="surname_name" type="text"
-                        placeholder="Nom">
-                </div>
-                <div>
-                    <label for="mail">Adresse mail : </label><input autocomplete="off" name="mail" type="mail"
-                        placeholder="Adresse mail">
-                </div>
-                <div>
-                    <label for="password">Mot de passe : </label><input autocomplete="off" name="password"
-                        type="password" placeholder="Mot de passe">
-                </div>
-                <br>
-                <input name="password" type="submit" value="Valider">
-            </div>
-        </form>
-    </main>
-    <footer>
-        <a href="#mentions-legales">Conditions générales d'utilisation.</a> <br> Mise en page par SERNY Sacha.
-    </footer>
-</body>
-
-</html>
\ No newline at end of file
