Cache timer attacks can enable remote website operators to determine other sites you've visited on the Web. Here's how to prevent cache timer browser history sniffing in Firefox.
Difficulty: Easy
Time Required: Less than 2 minutes
Here's How:
- Open Firefox.
- Click Tools then select Options.
- On the Privacy tab, change Keep my history for at least X days to zero.
- Also on the Privacy tab, check Always clear my private data when I close Firefox then click the Settings button to the right of that option.
- Under Settings, make sure each option is checked. (If you wish to preserve saved passwords, leave the saved passwords option unchecked).
- Click OK to accept the change.
Tips:
- For other privacy tips, see Browser History Sniffing and Other Tracking Techniques

