diff --git a/src/login/static_provider.rs b/src/login/static_provider.rs
index cc6ffb6..a95ab24 100644
--- a/src/login/static_provider.rs
+++ b/src/login/static_provider.rs
@@ -29,12 +29,15 @@ impl StaticLoginProvider {
 #[async_trait]
 impl LoginProvider for StaticLoginProvider {
     async fn login(&self, username: &str, password: &str) -> Result<Credentials> {
+        tracing::debug!(user=%username, "login");
         match self.users.get(username) {
             None => bail!("User {} does not exist", username),
             Some(u) => {
+                tracing::debug!(user=%username, "verify password");
                 if !verify_password(password, &u.password)? {
                     bail!("Wrong password");
                 }
+                tracing::debug!(user=%username, "fetch bucket");
                 let bucket = u
                     .bucket
                     .clone()
@@ -43,6 +46,7 @@ impl LoginProvider for StaticLoginProvider {
                         "No bucket configured and no default bucket specieid"
                     ))?;
 
+                tracing::debug!(user=%username, "fetch configuration");
                 let storage = StorageCredentials {
                     k2v_region: self.k2v_region.clone(),
                     s3_region: self.s3_region.clone(),
@@ -51,6 +55,7 @@ impl LoginProvider for StaticLoginProvider {
                     bucket,
                 };
 
+                tracing::debug!(user=%username, "fetch keys");
                 let keys = match (&u.master_key, &u.secret_key) {
                     (Some(m), Some(s)) => {
                         let master_key = Key::from_slice(&base64::decode(m)?)
@@ -69,6 +74,7 @@ impl LoginProvider for StaticLoginProvider {
                     _ => bail!("Either both master and secret key or none of them must be specified for user"),
                 };
 
+                tracing::debug!(user=%username, "logged");
                 Ok(Credentials { storage, keys })
             }
         }
diff --git a/src/server.rs b/src/server.rs
index ba89111..432f597 100644
--- a/src/server.rs
+++ b/src/server.rs
@@ -26,8 +26,8 @@ impl Connection {
 }
 impl Service<Request> for Connection {
     type Response = Response;
-    type Error = anyhow::Error;
-    type Future = BoxFuture<'static, Result<Self::Response>>;
+    type Error = boitalettres::errors::Error;
+    type Future = BoxFuture<'static, Result<Self::Response, Self::Error>>;
 
     fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         Poll::Ready(Ok(()))
@@ -35,6 +35,7 @@ impl Service<Request> for Connection {
 
     fn call(&mut self, req: Request) -> Self::Future {
         tracing::debug!("Got request: {:#?}", req);
+        let mailstore = self.mailstore.clone();
         Box::pin(async move {
             use imap_codec::types::{
                 command::CommandBody,
@@ -51,9 +52,22 @@ impl Service<Request> for Connection {
                     .with_body(body)
                 }
                 CommandBody::Login {
-                    username: _,
-                    password: _,
-                } => Response::ok("Logged in")?,
+                    username,
+                    password,
+                } => {
+                    let (u, p) = match (String::try_from(username), String::try_from(password)) {
+                      (Ok(u), Ok(p)) => (u, p),
+                      _ => { return Response::bad("Invalid characters") }
+                    };
+
+                    tracing::debug!(user = %u, "command.login");
+                    let creds = match mailstore.login_provider.login(&u, &p).await {
+                        Err(_) => { return Response::no("[AUTHENTICATIONFAILED] Authentication failed.") }
+                        Ok(c) => c,
+                    };
+
+                    Response::ok("Logged in")?
+                }
                 _ => Response::bad("Error in IMAP command received by server.")?,
             };