[Cryptech Core] two presos

Joachim Strömbergson joachim at secworks.se
Tue Dec 16 21:57:09 UTC 2014


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Aloha!

Randy Bush wrote:
>> Regarding finding a 486. Another option that might be worth
>> mentioning is that there are other x86 cpu vendors (Via, AMD) as
>> well as other ISAs (ARM, Tizen, MIPS, RISC-V, OpenRISC,
>> SPARC/LEON). Some implementations of them might be suspect, but
>> probably not by the same actor. Some of them are open source (spec
>> and implementation) and we could build some trust by not only do
>> Wheeler-compilation, but also use multiple ISAs, at least for
>> testing.
> 
> it may depend on how much tin foil one is wearing.  think of how you 
> would attack this.  still thinking.

My though was just to show somewhat diversity besides going backwards in
generations from the same primary vendor. And adding more ISAs would
further increase that diveresity.

The CPU in FPGA and them being largely black boxes is not easy to judge.

- -- 
Med vänlig hälsning, Yours

Joachim Strömbergson - Alltid i harmonisk svängning.
========================================================================
 Joachim Strömbergson          Secworks AB          joachim at secworks.se
========================================================================
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