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Subject: Re: Do we really want it?

Author: Dan Honeycutt

Date: 14:36:52 08/29/04

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On August 29, 2004 at 14:40:15, Gerd Isenberg wrote:

>On August 29, 2004 at 09:00:04, Vasik Rajlich wrote:
>
>>On August 29, 2004 at 07:54:42, Gerd Isenberg wrote:
>>
>>>On August 29, 2004 at 04:43:00, Andrew Williams wrote:
>>>
>>>>On August 29, 2004 at 03:16:21, Gerd Isenberg wrote:
>>>>
>>>>>On August 28, 2004 at 20:05:49, Dan Honeycutt wrote:
>>>>>
>>>>>>On August 28, 2004 at 14:05:08, Gerd Isenberg wrote:
>>>>>>
>>>>>>>
>>>>>>>I also commend chess program authors, commercial or not, to put some disassembly
>>>>>>>paragraph inside the readme and to remove symbols from the executable.
>>>>>>>
>>>>>>>Gerd
>>>>>>
>>>>>>Hi Gerd:
>>>>>>What do you mean by "put some disassembly paragraph inside the readme"?
>>>>>>
>>>>>>Dan H.
>>>>>
>>>>>I am not a lawyer (IANAL), something like:
>>>>>
>>>>>"It is not permitted to disassemble or reverse engenier this program"
>>>>
>>>>Why would you suggest that? I don't understand?
>>>>
>>>>Andrew
>>>
>>>Because disassembling is likely to be an act to spy out a program, which is not
>>>open source. Of course if a severe suspicion is claimed by someone, that a
>>>program is a clone, an independent legal instance is allowed to disassemble to
>>>check the facts, if the autor is not cooperative to show/explain his sources.
>>>
>>>I can't imagine that some commercial authors are happy if somebody else
>>>disassembles their program for academic reasons.
>>>
>>>Gerd
>>
>>Gerd,
>>
>>disassembling for purposes of finding information is legal and cannot be
>>prevented.
>>
>>It would be legal (though incredibly hard) for someone to disassemble one of the
>>commercial programs and publish his findings.
>>
>>Vas
>
>Really? Thanks for the information.
>If i'll ever release a program, i'll try the best to hide all my stuff.
>I guess each fifth byte is probably 0x66 or 0x0f ;-)
>
>Gerd

Put a few jumps into the middle of instructions.  That will give the
disassembler something to think about.

Dan H.




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