[tor-talk] How does TBB manage downloaded files (e.g. PDFs)?
bo0od
bo0od at riseup.net
Sat Aug 28 09:09:57 UTC 2021
> Can the files be re-established
> (undeleted) from the hard drive / SSD?
TB is not anti-forensic:
https://www.researchgate.net/publication/332004753_Forensic_Analysis_of_Tor_Browser_A_Case_Study_for_Privacy_and_Anonymity_on_the_Web
https://research.torproject.org/techreports/tbb-forensic-analysis-2013-06-28.pdf
Thus either use tails or host live + whonix live mode if you dont want
traces to be left.
matthewhtb at danwin1210.me:
> I notice that when I open a PDF in TBB I can choose to open it in the Tor
> browser (which is what I do).
>
> I also notice that, on my Ubuntu system, this creates a directory called
> /tmp/mozilla_mycomputerusername0 which contains the downloaded PDFs.
>
> So "open in browser" actually involves a download to the /tmp directory.
>
> The permissions of the PDFs are -r--------
>
> I close TBB and the PDFs vanish while the directory remains.
>
> I am wondering how the PDFs are removed. One of the attractive aspects of
> TBB (IIRC) was that all cookies, temp files, etc, are securely removed.
>
> Can I ask how the PDFs are deleted. Can the files be re-established
> (undeleted) from the hard drive / SSD?
>
>
>
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