diff --git a/src/main/java/httpsServer/httpServer/src/Main.java b/src/main/java/httpsServer/httpServer/src/Main.java
index 010007b..21ad827 100644
--- a/src/main/java/httpsServer/httpServer/src/Main.java
+++ b/src/main/java/httpsServer/httpServer/src/Main.java
@@ -1,8 +1,12 @@
 package httpsServer.httpServer.src;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.sun.net.httpserver.HttpExchange;
 import com.sun.net.httpserver.HttpServer;
 import common.common.src.html.HtmlManager;
+import common.common.src.logger.Logger;
+import httpsServer.httpServer.src.authorization.AuthorizedClients;
+import httpsServer.httpServer.src.authorization.Client;
 
 import java.io.*;
 import java.net.InetSocketAddress;
@@ -10,13 +14,19 @@ import java.nio.charset.StandardCharsets;
 
 public class Main {
     public static void main(String[] args) throws IOException {
+
         final int port = 8043;
         final HtmlManager htmlManager = new HtmlManager();
+        final AuthorizedClients authorizedClients = new AuthorizedClients();
+
         HttpServer server = HttpServer.create(new InetSocketAddress(port), 5);
 
-        System.out.println("Server started on port " + port);
-
         server.createContext("/", exchange -> {
+            if(isUnauthorizedVerb(exchange, "GET")){
+                exchange.sendResponseHeaders(405, -1);
+                return;
+            }
+
             String content = htmlManager.serveFile("./assets/pages/index.html");
             byte[] data = content.getBytes(StandardCharsets.UTF_8);
 
@@ -26,7 +36,7 @@ public class Main {
         });
 
         server.createContext("/login", exchange -> {
-            if (!"POST".equalsIgnoreCase(exchange.getRequestMethod())) {
+            if(isUnauthorizedVerb(exchange, "POST")){
                 exchange.sendResponseHeaders(405, -1);
                 return;
             }
@@ -36,14 +46,26 @@ public class Main {
                     .lines()
                     .reduce("", (acc, line) -> acc + line + "\n");
 
+            ObjectMapper mapper = new ObjectMapper();
+            Client client = mapper.readValue(body, Client.class);
+
             System.out.println("Received POST data:\n" + body);
 
-            String response = "Data received!";
+            String response = "Unauthorized";
+            if(authorizedClients.isAuthorized(client)){
+                response = "Authorized";
+            }
+
             exchange.sendResponseHeaders(200, response.getBytes().length);
             send(exchange, response.getBytes());
         });
 
         server.start();
+        Logger.displayInfo("Server started on port " + port);
+    }
+
+    private static boolean isUnauthorizedVerb(HttpExchange exchange, String verb) throws IOException {
+        return !verb.equalsIgnoreCase(exchange.getRequestMethod());
     }
 
     private static void send(HttpExchange exchange, byte[] data) throws IOException {
@@ -51,5 +73,4 @@ public class Main {
             os.write(data);
         }
     }
-
 }
diff --git a/src/main/java/httpsServer/httpServer/src/authorization/AuthorizedClients.java b/src/main/java/httpsServer/httpServer/src/authorization/AuthorizedClients.java
new file mode 100644
index 0000000..48b33b4
--- /dev/null
+++ b/src/main/java/httpsServer/httpServer/src/authorization/AuthorizedClients.java
@@ -0,0 +1,35 @@
+package httpsServer.httpServer.src.authorization;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class AuthorizedClients {
+
+    private final Set<Client> clients;
+
+    public AuthorizedClients() {
+        clients = new HashSet<>();
+        populateClients();
+    }
+
+    private void populateClients() {
+        registerClient("Aude Vaiselle", "password1");
+        registerClient("Tony Truand", "password2");
+        registerClient("Jean Porte", "password3");
+        registerClient("Ruby Niole", "password4");
+        registerClient("Nat Assion", "password5");
+        registerClient("hepl", "hepl");
+    }
+
+    private void registerClient(String username, String password) {
+        Client client = new Client(username, password);
+        clients.add(client);
+    }
+
+    public boolean isAuthorized(Client client) {
+        return clients.contains(client);
+    }
+
+}
diff --git a/src/main/java/httpsServer/httpServer/src/authorization/Client.java b/src/main/java/httpsServer/httpServer/src/authorization/Client.java
new file mode 100644
index 0000000..a5d6a36
--- /dev/null
+++ b/src/main/java/httpsServer/httpServer/src/authorization/Client.java
@@ -0,0 +1,3 @@
+package httpsServer.httpServer.src.authorization;
+
+public record Client(String username, String password) {}