[Cryptography] The crypto behind the blackphone

[Jon Callas]

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On Jan 26, 2014, at 10:41 PM, Daniel Cegiełka <daniel.cegielka at gmail.com> wrote:

> SilentCircle crypto products? I do not think it will be something new.

Yes, thank you.

Among the things on Blackphone is Silent Circle's services. You can get the sources for them at <https://github.com/SilentCircle/>.

> The questions are more about locked IMEI etc.

The phone is completely unlocked and can be used on any appropriate carrier internationally.

> I don't know how they
> will solve the baseband problem (closed-source proprietary chip/RTOS
> running alongside e.g. Android).
> 
> http://www.technologyreview.com/news/428632/gps-weakness-could-enable-mass-smartphone-hacking/
> http://reverse.put.as/wp-content/uploads/2011/06/basebandplayground-luismiras.pdf

There's no way we can solve this problem for the first device. Baseband security is a huge problem.

> 
> Crypto is the smallest problem in this project.

Absolutely! Frankly, one of the things I consider most important is building the phone so that the OS can be updated for a reasonable life of the hardware.

	Jon


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