Problem with faked-system-time option
Robert J. Hansen
rjh at sixdemonbag.org
Thu Jun 16 02:32:02 CEST 2011
On 6/15/11 8:19 PM, MFPA wrote:
>> Your argument leads to a paradox. If a timestamping
>> service's clock can be proven to be fair and honest,
>> then there is no need for timestamping services.
> Proving a timestamping service's clock to be fair and honest would not
> remove my ability to alter my system clock or to use software to pass
> a different time to GnuPG.
It would mean that you could, in anticipation of a challenge being made,
use the same procedure the "provable" timestamp authority would use: and
thereby remove the need for it.
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