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[liberationtech] OneTime 2.0 (beta): one-time pad system.

Andy Isaacson adi at hexapodia.org
Tue Jul 30 02:12:55 PDT 2013


On Sun, Jul 28, 2013 at 12:47:10PM -0500, Karl Fogel wrote:
> Look at this as a chance to test the hypothesis that one-time pad
> systems aren't very useable in practice... :-)
> 
> OneTime 2.0-beta is ready for review and testing, as threatened [1].  See
> 
>   http://red-bean.com/onetime/
> 
> for download information, etc.
> 
> OneTime is meant to make one-time pad encryption useable -- or as
> useable as it can be, anyway.  You have to supply the pads (make sure
> you get truly random data), but OneTime tries to handle the bookkeeping
> to keep track of which parts of which pads have been used up.

At a quick glance, it appears you have not added any message
authenticity to the system, correct?  Do you have any thoughts on how to
add tamper resistance to onetime?

-andy



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