n</a> your ethnicity, religious views, political views, sexual orientation, gender, family, friends, colleagues, health history, habits, relationships, educational records, income, and so on. These companies often retain your data for years or decades, and sometimes share it with third parties, including other companies or governments.</p>
<p>Fortunately, most browser makers have acknowledged their responsibility to stop users&#39; private information from leaking out. But the default behavior for browsers 