diff --git a/src/logging/logging.go b/src/logging/logging.go
index 5e70b44..4c5f1c8 100644
--- a/src/logging/logging.go
+++ b/src/logging/logging.go
@@ -9,6 +9,7 @@ type EventType int
 
 const (
 	ReadFile EventType = iota
+	AuthenticateUser
 )
 
 func Info(message string) {
@@ -58,5 +59,10 @@ func Event(eventType EventType, eventData ...any) {
 			log.Printf("Reading file %s", eventData[0])
 			break
 		}
+	case AuthenticateUser:
+		{
+			log.Printf("Authenticating user %s", eventData[0])
+			break
+		}
 	}
 }
diff --git a/src/main/main.go b/src/main/main.go
index b722105..2a4e09c 100644
--- a/src/main/main.go
+++ b/src/main/main.go
@@ -57,6 +57,7 @@ func createUserPhoto(username string, photoData []byte) error {
 }
 
 func authenticateUser(username, password string) (UserData, error) {
+	logging.Event(logging.AuthenticateUser, username)
 	ldapServerMutex.Lock()
 	defer ldapServerMutex.Unlock()
 	if ldapServer.Connection == nil {
@@ -232,9 +233,7 @@ func logoutHandler(w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
-	sessionMutex.Lock()
-	delete(sessions, token)
-	sessionMutex.Unlock()
+	deleteSession(token)
 	http.Redirect(w, r, "/login", http.StatusSeeOther)
 }
 
diff --git a/src/main/session.go b/src/main/session.go
index 662c092..b883de6 100644
--- a/src/main/session.go
+++ b/src/main/session.go
@@ -94,3 +94,13 @@ func validateSession(r *http.Request) (bool, *SessionData) {
 	logging.Infof("Validated session for %s", sessionData.data.Username)
 	return true, &sessionData
 }
+
+func deleteSession(session_id string) {
+	sessionMutex.Lock()
+
+	tokenEncoded := sha256.Sum256([]byte(session_id))
+	tokenEncodedString := string(tokenEncoded[:])
+
+	delete(sessions, tokenEncodedString)
+	sessionMutex.Unlock()
+}