Taking steps to protect sensitive data while working on a public network can be important in ensuring and maintaining security. Your best bet is to always stay aware and be proactive. Here are some tips:

1. Always use a secure network
   
2. Keep your devices up to date with the latest security updates
   
3. Check for previous public connections and look for vulnerabilities
   
4. Minimize the risk of data leakage, use encryption tools where possible
   
5. Never leave connected devices unattended
   
6. Be cautious when clicking on links or downloading content
   

These tips can help to keep your sensitive data secure even while on a public network.