Hi Zheng, it is really hard to do that. I guess you'll need to have platform support for such a feature. Maybe you could ask Christopher Tarnovsky about such technologies (chris.tarnov...@ioactive.com). He is a kind guy and an expert when it comes to security chips/technologies on the hardware level :) .
Best Regards Zheng On 05/06/2016 02:45 AM, Zheng Bao wrote: > Hi, All, > Is there any way to protect the binary image in flash chip from being copied? > Once the customers > gets the image, they can produce millions of board and do not tell me. I just > want to know the > amount of the mass production. > > OTP seems to be a way, but it is not 100%. The data in OTP is readable and > can be copied to a new chip's > OTP erea. > > Do you guys have any more suggestion? > > Zheng > >
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