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Insecure password warning in Firefox
Firefox issues an insecure password warning when a web page's login form is not secure and your information could be stolen.
Secure connection failed and Firefox did not connect
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
Common Myths about Private Browsing
Learn more about common misconceptions about Private Browsing in Firefox.
Enhanced Tracking Protection in Firefox for desktop
Enhanced Tracking Protection in Firefox automatically protects your privacy while you browse.
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