Issue Description
Public Wi-Fi exposes Macs to interception, fake hotspots, and data theft.
Common Causes
- Unencrypted networks
- Auto-connect enabled
- Sharing services left on
Step-by-Step Solution
Step 1: Set Network to Public Behavior
- Disable File Sharing, AirDrop, and Bluetooth Sharing
Step 2: Use a Trusted VPN
- Connect VPN before opening browsers or apps
Step 3: Disable Auto-Join
- System Settings → Wi-Fi
- Turn OFF Auto-Join for open networks
Step 4: Log Out of Sensitive Accounts
- Avoid banking and Apple ID access on public Wi-Fi
Explore Further
- Use personal hotspot instead
Prevention & Best Practices
Public Wi-Fi is never truly secure.