Re: Does anyone want key-resistant tamper-evident archives?

[Colin Percival <cperciva@tarsnap.com>]

On 09/07/16 15:19, Dennis Eriksen wrote:
> On Wed, Sep 07, 2016 at 03:10:42PM -0700, Colin Percival wrote:
>> Is anyone interested in having this functionality?  It seems like too
>> obscure a use case to write code for if nobody wants it yet, but if there's
>> a demand then it's definitely doable.
> 
> As far as I am concerned, any function that improves security and
> privacy,

This wouldn't have any (direct) effect on privacy; just on allowing you
to detect if a (validly signed) archive is different from the one which
you had stored.  So, integrity, not confidentiality.

> even if the usecase scenario is improbable, is a good thing
> (and for me these are perhaps the two main selling points of tarsnap).
> So yes, that would be interesting. :-)

-- 
Colin Percival
Security Officer Emeritus, FreeBSD | The power to serve
Founder, Tarsnap | www.tarsnap.com | Online backups for the truly paranoid