Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-06 Thread Carl-Daniel Hailfinger
On 06.05.2016 09:49, Patrick Rudolph wrote: > On 2016-05-06 02:45 AM, Zheng Bao wrote: >> 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 >>

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-06 Thread Zaolin
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

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-06 Thread Patrick Rudolph
On 2016-05-06 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

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-06 Thread David Hendricks
On Thu, May 5, 2016 at 8:39 PM, Zheng Bao wrote: > I don't protect my source. I gave the source to customers. I just want to > protect binary. > Customer doesnt know how to build. > > In a business, customer dont tell the correct production amount as what is > wrote in the

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-06 Thread Patrick Georgi via coreboot
2016-05-06 6:49 GMT+02:00 Persmule : > DRM methods cannot "protect" anything. They can only do harm to end users. That's an interesting statement for a political outreach discussion group (although the relevant activist groups probably beat that particular horse to death

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread Persmule
t; > > > > > > > > From: persm...@gmail.com > > > To: fishb...@hotmail.com; coreboot@coreboot.org > > > Subject: Re: [coreboot] How to protect binary in flash chip? OTP? > > > Date: Fri, 6 May 2016 10:41:44 +08

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread Persmule
gmail.com > > To: fishb...@hotmail.com; coreboot@coreboot.org > > Subject: Re: [coreboot] How to protect binary in flash chip? OTP? > > Date: Fri, 6 May 2016 10:41:44 +0800 > > > > > > Don't you feel ashamed to ask coreboot, a free firmware project, for  >

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread ron minnich
On Thu, May 5, 2016 at 7:54 PM Persmule wrote: > Don't you feel ashamed to ask coreboot, a free firmware project, for copy > protection techiques? > > > > Zheng Bao has nothing to be ashamed of, he made at least 187 commits to coreboot from 2008 to 2015 -- and they were not

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread Zheng Bao
rsm...@gmail.com > To: fishb...@hotmail.com; coreboot@coreboot.org > Subject: Re: [coreboot] How to protect binary in flash chip? OTP? > Date: Fri, 6 May 2016 10:41:44 +0800 > > > Don't you feel ashamed to ask coreboot, a free firmware project, for > copy protection tech

Re: [coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread Persmule
Don't you feel ashamed to ask coreboot, a free firmware project, for copy protection techiques? On Fri May  6 08:45:51 2016 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,

[coreboot] How to protect binary in flash chip? OTP?

2016-05-05 Thread Zheng Bao
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