Do Not Track requests the sites you visit in your web browsers not to collect your data. The sites may or may not obey this request.

Third-party cookies: How they work and how to stop them from tracking you across the web Cross-site tracking cookies have a bleak future but can still cause privacy woes to unwary users ...

5 easy browser tweaks that secure your web surfing Browsers like Firefox and Tor offer some useful built-in settings for improving your data security and privacy.

The functionality lets browsers send web requests to local Android ports to establish various services, including media connections through the RTC protocol, file sharing, and developer debugging.