Free Wi-Fi is everywhere — airports, cafés, malls, hotels. It’s fast, easy, and saves mobile data. But here’s the catch: public Wi-Fi is often not very secure. When you connect to an open network, you’re sharing that space with everyone else on it — including potential hackers. If you’re not careful, your personal information could be exposed without you even realizing it. The Wi-Fi might be free. The risks aren’t.