I use public wifi all the time at coffee shops, airports, and hotels because it's convenient, but I keep hearing it's not secure. How serious are the public wifi security risks really? What specific threats should I be concerned about, and what public wifi security measures actually work? Should I avoid certain activities entirely on public networks? Looking for balanced advice that doesn't scare me away from using public wifi but helps me use it more safely.
Public wifi security is a real concern because these networks are often unencrypted, meaning others on the same network could potentially see your traffic. For public wifi security, use a VPN to encrypt your connection. Avoid accessing sensitive accounts (banking, email) on public networks if possible. Also, make sure your device isn't set to automatically connect to any available wifi - this is a key public wifi security setting.
I use public wifi all the time for basic browsing, but I follow strict public wifi security rules. I never do banking or shopping on public networks. If I need to check email, I use my phone's data instead. Also, I make sure file sharing is turned off on my laptop. These public wifi security practices let me use the convenience while minimizing risk.