Backup of encrypted private key on uncontrolled disks
jeremy.reeve81 at gmail.com
Thu Nov 20 19:01:02 CET 2014
A keystroke logger?
On 20 November 2014 16:54, Shea Levy <shea at shealevy.com> wrote:
> Hmm, I’m having a hard time imagining how someone could get me to divulge
> the passphrase if they couldn’t also get me to hand over the key backups I
> own. Of course, my imagination is not the limit here, so is there something
> I’m missing?
> > On Nov 20, 2014, at 11:27 AM, Robert J. Hansen <rjh at sixdemonbag.org>
> >> My private key is encrypted with a very strong passphrase (10 word
> >> diceware , not written down, 129 bits of entropy). Given that, is it
> >> safe to back it up on disks I don't control, such as a private S3 bucket
> >> or a VPS? My intuition says yes, but I've learned to never trust my
> >> intuition when it comes to security.
> > If you are completely confident that no one will ever get your
> passphrase from you, this is safe. Otherwise, it's not.
> > It may be appropriate to have a little caution with respect to whether
> you believe anyone will ever get your passphrase from you.
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