Using a Qubes Disposable VM, Tails or Whonix to open files after you've downloaded them will help mitigate many of the risks (against leaks through normal operation of the file type) but not always against exploitation. The Tor Browser actually has an explicit warning about this before you download any files.
Unable to init server: Could not connect: Connection refused. sktop file both give me the error: No protocol specified. These methods have been successfully used to deanonymize Tor users before, as well as deanonymizing state sponsored hackers targeting journalists. I also tried getting the browser bundle off of the official tor website, but every time i try to run the. There are plenty it doesn't cover either. This presentation from 2015 shows a few examples of such techniques, although it is not at all extensive. So, it is safe to download file over Tor, at least about as safe as downloading them on a shared or public wireless network, for example but it is definitely not safe to open them and it will harm your anonymity.
This is a very old tactic of bugging files (sometimes government documents have such tracking in them, provided by a DLP contractor), so that if they are opened they can discover who opened them. However, it is almost never safe to open them outside of Tor Browser or a special environment.Įven non-executable files (documents, videos, audio files, etc) can be used to ping-back to some server on the internet and since the application opening them isn't going through Tor, you will connect outside of the Tor network.
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