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From: Antonio Araujo Brett <aaraujo@cenditel.gob.ve>
To: Arno Wagner <arno@wagner.name>
Cc: dm-crypt@saout.de
Subject: Re: [dm-crypt] Future decryption
Date: Tue, 03 Nov 2009 14:25:03 -0430	[thread overview]
Message-ID: <4AF07C87.1040503@cenditel.gob.ve> (raw)
In-Reply-To: <20091103141314.GA19487@tansi.org>

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Thanks for your comments.

Antonio Araujo Brett

Arno Wagner escribió:
> That makes very little sense for filesystem encryption.
> 
> And actually, I do not believe there is any good way
> way of implementing such a concept in the first place.
> Time is just a number to a cryptosystem, and that 
> number is one of the very few things that can be well
> predicted, hence it can be faked.
> 
> Thinks like hardware modules that release a key after a 
> predefined time do not count. They are not a cryptographic
> approach.
> 
> Arno
> 
> 
> On Tue, Nov 03, 2009 at 08:37:49AM -0430, Antonio Araujo Brett wrote:
> Hi,
> Is it possible to use dm-crypt to implement future decryption?
> (protecting a document before a predefined time).
> 
> Best Regards
> 
> Antonio Araujo Brett
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      parent reply	other threads:[~2009-11-03 18:53 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-03 13:07 [dm-crypt] Future decryption Antonio Araujo Brett
2009-11-03 14:13 ` Arno Wagner
2009-11-03 18:47   ` Mario 'BitKoenig' Holbe
2009-11-03 23:13     ` Arno Wagner
2009-11-03 18:55   ` Antonio Araujo Brett [this message]

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