tor web browser how to stop another tab from opening

It's not completely clear from the question whether you would be exposed to this, but the best mitigation would be to never use your sensitive browser for purposes that could identify you, and ensure it doesn't store cookies over sessions. Of course, this highlights a generic attack that isn't limited to the NSA. They could do this through compromising / owning the exit node, or one of their other internet-scale programs to modify traffic between the exit node and the intended server. My guess is that the NSA uses frame injection to surreptitiouslyįorce anonymous users to visit common sites like Google and Facebook Schneier believes the NSA's QUANTUMCOOKIE program may modify a (sensitive) page you are viewing over Tor, to inject a part of another website that will trigger your browser to send identifying cookies: Secondly you need to be careful to avoid helping passive attackers carry out timing attacks.

First and most significantly: modification of pages you are viewing to expose your identity if your sensitive browser holds identifying cookies.

Yes, you can use both a browser with a direct connection to the internet and a browser that uses the Tor proxy to access the internet (such as the Tor Browser Bundle), and still have the anonymity benefits of Tor when using the right browser.

Tor web browser how to stop another tab from opening