[Cryptech Tech] Work package suggestion: Cryptech on Novena

[Warren Kumari]

On Mon, Apr 7, 2014 at 3:22 PM, Joachim Strömbergson
<joachim at secworks.se> wrote:
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> Aloha!
>
> I would like to propose another work package: Cryptech on Novena.
>
> The package includes HW, SW as well as documentation parts.
>
> The main goal is to get the Cryptech HW running on the Novena board and
> allow userland SW (running in Debian Linux) to perform high speed
> operations using our own cores in the Xilinx FPGA.

Somewhat embarrassing question:

How / where does one actually get a Novena? I've heard rumors that
some folk have them, but how did that happen?

I spent some time on bunnie's site before asking -- I know there is a
new crowdfunded thingie, but it looks like that won't ship for a while
still...

W


>
> There are some code developed by Bunnie and Cross but we also need a
> suitable HW interface in the FPGA, a Xilinx ISE project with constraints
> as well as drivers and example SW code. All packaged and documentet to
> allow anybody else with a Novena board to easily start assembling their
> own HSM HW and use it from userland SW.
>
> I imagine developing some sort of 32-bit mux/demux + command handler
> core (based on or similar to the coretest core). Possibly with support
> for command buffers to allow a SW descriptor to send multiple commands.
>
> One or more cores (sha256, sha512 for example) should then be jacked
> into this core and a complete FPGA configuration created.
>
> On the SW we need EIM drivers. There are some today but their status
> needs to be investigated. This part probably needs coordination with
> Huang and Cross.
>
> We then need headers, data structures and functions that allows a
> userland application to use the FPGA HW efficiently. This part overlaps
> the ABI work package.
>
> Finally, some well written userland application that shows how to use
> the cores to do crypto work should be developed.
>
> And everything should then be documented and tested by somebody else to
> ensure that a third party can take the results from the work package and
> use it to build a Cryptech HSM application on the Novena board.
>
> This work package should and probably will also contribute back to the
> Novena project.
>
> This should be a fun and challenging work package me thinks.
>
> - --
> Med vänlig hälsning, Yours
>
> Joachim Strömbergson - Alltid i harmonisk svängning.
> ========================================================================
>  Joachim Strömbergson          Secworks AB          joachim at secworks.se
> ========================================================================
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