diff --git a/Cargo.lock b/Cargo.lock
index e4abab3..823efb9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -351,6 +351,7 @@ version = "0.1.0"
 dependencies = [
  "maud",
  "rocket",
+ "rocket_db_pools",
  "serde",
  "sqlx",
 ]
@@ -1348,6 +1349,20 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 
+[[package]]
+name = "ring"
+version = "0.17.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "688c63d65483050968b2a8937f7995f443e27041a0f7700aa59b0822aedebb74"
+dependencies = [
+ "cc",
+ "getrandom",
+ "libc",
+ "spin 0.9.8",
+ "untrusted",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "rocket"
 version = "0.5.0"
@@ -1402,6 +1417,28 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "rocket_db_pools"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0ebde3e24cbe917062b862136fd532d1ace80e0377a2f5fed541fadd764f1e5"
+dependencies = [
+ "rocket",
+ "rocket_db_pools_codegen",
+ "sqlx",
+ "version_check",
+]
+
+[[package]]
+name = "rocket_db_pools_codegen"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "184a6f59eed0bf3d1cccb091960a2a1c89efa829b8a41158b269985a9c1bee95"
+dependencies = [
+ "devise",
+ "quote",
+]
+
 [[package]]
 name = "rocket_http"
 version = "0.5.0"
@@ -1468,6 +1505,36 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "rustls"
+version = "0.21.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9d5a6813c0759e4609cd494e8e725babae6a2ca7b62a5536a13daaec6fcb7ba"
+dependencies = [
+ "ring",
+ "rustls-webpki",
+ "sct",
+]
+
+[[package]]
+name = "rustls-pemfile"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c74cae0a4cf6ccbbf5f359f08efdf8ee7e1dc532573bf0db71968cb56b1448c"
+dependencies = [
+ "base64",
+]
+
+[[package]]
+name = "rustls-webpki"
+version = "0.101.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b6275d1ee7a1cd780b64aca7726599a1dbc893b1e64144529e55c3c2f745765"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.14"
@@ -1492,6 +1559,16 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
+[[package]]
+name = "sct"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da046153aa2352493d6cb7da4b6e5c0c057d8a1d0a9aa8560baffdd945acd414"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
 [[package]]
 name = "serde"
 version = "1.0.196"
@@ -1684,14 +1761,19 @@ dependencies = [
  "once_cell",
  "paste",
  "percent-encoding",
+ "rustls",
+ "rustls-pemfile",
  "serde",
  "serde_json",
  "sha2",
  "smallvec",
  "sqlformat",
  "thiserror",
+ "tokio",
+ "tokio-stream",
  "tracing",
  "url",
+ "webpki-roots",
 ]
 
 [[package]]
@@ -1730,6 +1812,7 @@ dependencies = [
  "sqlx-sqlite",
  "syn 1.0.109",
  "tempfile",
+ "tokio",
  "url",
 ]
 
@@ -2208,6 +2291,12 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39ec24b3121d976906ece63c9daad25b85969647682eee313cb5779fdd69e14e"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "url"
 version = "2.5.0"
@@ -2258,6 +2347,12 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
+[[package]]
+name = "webpki-roots"
+version = "0.25.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f20c57d8d7db6d3b86154206ae5d8fba62dd39573114de97c2cb0578251f8e1"
+
 [[package]]
 name = "whoami"
 version = "1.4.1"
diff --git a/Cargo.toml b/Cargo.toml
index 19b0bee..2a82e41 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,3 +10,10 @@ maud = { version = "0.26.0", features = ["rocket"] }
 rocket = "0.5.0"
 serde = "1.0.196"
 sqlx = { version = "0.7.3", features = ["postgres"] }
+
+[dependencies.rocket_db_pools]
+version = "0.1.0"
+features = ["sqlx_mysql"]
+
+[default.databases.main]
+url = "mysql://root:password@localhost:3306/eeg-administrative"
diff --git a/src/auth/mod.rs b/src/auth/mod.rs
new file mode 100644
index 0000000..95c2152
--- /dev/null
+++ b/src/auth/mod.rs
@@ -0,0 +1,40 @@
+use rocket::response::Redirect;
+use rocket::State;
+use rocket::{
+    http::Status,
+    request::{FromRequest, Outcome, Request},
+};
+
+pub mod session;
+
+use session::SessionData;
+use session::Sessions;
+
+#[derive(Debug, Clone)]
+pub struct User(SessionData);
+
+#[rocket::async_trait]
+impl<'r> FromRequest<'r> for User {
+    type Error = ();
+
+    async fn from_request(req: &'r Request<'_>) -> Outcome<Self, ()> {
+        // get the session id from the cookie
+        let session_opt = req.cookies().get("rocket_session_id");
+
+        let session_id = match session_opt {
+            Some(s) => s.value(),
+            None => return Outcome::Error((Status::Unauthorized, ())),
+        };
+
+        let sessions_outcome = req.guard::<&State<Sessions>>().await;
+        let sessions = match sessions_outcome {
+            Outcome::Success(s) => s,
+            _ => return Outcome::Error((Status::InternalServerError, ())),
+        };
+
+        match sessions.get(session_id) {
+            Some(s) => Outcome::Success(User(s.clone())),
+            None => Outcome::Error((Status::Unauthorized, ())),
+        }
+    }
+}
diff --git a/src/auth/session.rs b/src/auth/session.rs
new file mode 100644
index 0000000..8c0fa4a
--- /dev/null
+++ b/src/auth/session.rs
@@ -0,0 +1,28 @@
+use std::collections::HashMap;
+
+use serde::{Deserialize, Serialize};
+
+pub struct Sessions {
+    sessions: HashMap<String, SessionData>,
+}
+
+impl Sessions {
+    pub fn new() -> Self {
+        Sessions {
+            sessions: HashMap::new(),
+        }
+    }
+
+    pub fn insert(&mut self, session_id: String, session_data: SessionData) {
+        self.sessions.insert(session_id, session_data);
+    }
+
+    pub fn get(&self, session_id: &str) -> Option<&SessionData> {
+        self.sessions.get(session_id)
+    }
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct SessionData {
+    user_id: i32,
+}
diff --git a/src/controller/mod.rs b/src/controller/mod.rs
index b8d4136..17d67d7 100644
--- a/src/controller/mod.rs
+++ b/src/controller/mod.rs
@@ -1,10 +1,11 @@
 use maud::Markup;
 
-pub mod user;
+use crate::auth::User;
+
 pub mod register;
+pub mod user;
 
 #[get("/")]
-pub fn index() -> Markup {
+pub fn index(_u: User) -> Markup {
     crate::view::login::login()
 }
-
diff --git a/src/controller/user.rs b/src/controller/user.rs
index bb0f7d9..12b839b 100644
--- a/src/controller/user.rs
+++ b/src/controller/user.rs
@@ -1,4 +1,4 @@
-use maud::{Markup, html};
+use maud::{html, Markup};
 use rocket::{form::Form, http::Status};
 
 #[derive(FromForm, Debug)]
@@ -15,26 +15,30 @@ pub async fn create_user(user: Form<UserCreate>) -> (Status, Markup) {
     let email_domain = user.user_email.split('@').collect::<Vec<&str>>()[1];
 
     if email_domain != "eegsac.com" {
-        return (Status::BadRequest, html! {
-            div id="user_create_response" 
-                class="bg-red-500 text-white p-2 rounded transition-opacity"
-                classes="add opacity-0:5s, add hidden:1s"
-            {
-                "El dominio del correo electrónico debe ser eegsac.com"
-            }
-        });
+        return (
+            Status::BadRequest,
+            html! {
+                div id="user_create_response"
+                    class="bg-red-500 text-white p-2 rounded transition-opacity"
+                    classes="add opacity-0:5s, add hidden:1s"
+                {
+                    "El dominio del correo electrónico debe ser eegsac.com"
+                }
+            },
+        );
     }
 
-
-
-    (Status::Ok, html! {
-        div id="user_create_response"
-            class="bg-green-700 text-white p-2 rounded transition-opacity"
-            classes="add opacity-0:5s, add hidden:1s"
-            // Reset the form state
-            x-init="user_name = ''; user_surname = ''; user_email = ''; user_password = '';"
-        {
-            "Registrado con éxito"
-        }
-    })
+    (
+        Status::Ok,
+        html! {
+            div id="user_create_response"
+                class="bg-green-700 text-white p-2 rounded transition-opacity"
+                classes="add opacity-0:5s, add hidden:1s"
+                // Reset the form state
+                x-init="user_name = ''; user_surname = ''; user_email = ''; user_password = '';"
+            {
+                "Registrado con éxito"
+            }
+        },
+    )
 }
diff --git a/src/main.rs b/src/main.rs
index e4db466..28c3224 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,9 @@
 use rocket::fs::FileServer;
 
+mod auth;
 mod controller;
-mod view;
 mod model;
+mod view;
 
 #[macro_use]
 extern crate rocket;
@@ -10,12 +11,9 @@ extern crate rocket;
 #[launch]
 fn rocket() -> _ {
     rocket::build()
-        .mount("/", routes![
-            controller::index,
-            
-        ])
-        .mount("/f", routes![
-            controller::user::create_user,
-        ])
+        .manage(auth::session::Sessions::new())
+        .register("/", catchers![view::not_authorized])
+        .mount("/", routes![controller::index,])
+        .mount("/f", routes![controller::user::create_user,])
         .mount("/static", FileServer::from("static"))
 }
diff --git a/src/model/mod.rs b/src/model/mod.rs
index e69de29..8b13789 100644
--- a/src/model/mod.rs
+++ b/src/model/mod.rs
@@ -0,0 +1 @@
+
diff --git a/src/view/fragments/mod.rs b/src/view/fragments/mod.rs
index e69de29..8b13789 100644
--- a/src/view/fragments/mod.rs
+++ b/src/view/fragments/mod.rs
@@ -0,0 +1 @@
+
diff --git a/src/view/mod.rs b/src/view/mod.rs
index 9739eb3..2b1467e 100644
--- a/src/view/mod.rs
+++ b/src/view/mod.rs
@@ -24,3 +24,15 @@ pub fn default_skeleton(content: Markup) -> Markup {
         }
     }
 }
+
+
+#[catch(401)]
+pub fn not_authorized() -> Markup {
+    html! {
+        p style="background-color: rgb(248, 113, 113); color: white; padding: 0.5rem; border-radius: 0.5rem;"
+        {
+            "Tu sesión ha expirado, o no tienes permiso para ver esta página."
+            " Por favor, inicia sesión o contacta al administrador."
+        }
+    }
+}
diff --git a/src/view/register.rs b/src/view/register.rs
index f90206b..a6a51ae 100644
--- a/src/view/register.rs
+++ b/src/view/register.rs
@@ -7,7 +7,7 @@ pub fn register() -> Markup {
         h1 { "Registrar nuevo usuario" }
         div
             x-data="{user_name: '', user_surname: '', user_email: '', user_password: ''}"
-        {                
+        {
             form
                 hx-post="/f/user"
                 hx-target="#user_create_response"
@@ -32,7 +32,7 @@ pub fn register() -> Markup {
                 br;
                 button
                     class="bg-pink-300 text-black py-2 px-4 rounded-full cursor-pointer inline-block my-2 disabled:opacity-50"
-                    data-loading-class="animate-pulse" type="submit" 
+                    data-loading-class="animate-pulse" type="submit"
                 {
                     "Registrar"
                 }
@@ -42,4 +42,3 @@ pub fn register() -> Markup {
         }
     })
 }
-