Re: Does Apple modify our submitted binaries?
Re: Does Apple modify our submitted binaries?
- Subject: Re: Does Apple modify our submitted binaries?
- From: Charles Srstka <email@hidden>
- Date: Wed, 19 Mar 2014 16:53:57 -0500
On Mar 19, 2014, at 4:36 PM, Jens Alfke <email@hidden> wrote:
> On Mar 19, 2014, at 1:50 PM, Todd Heberlein <email@hidden> wrote:
>
>> I presume they add their own signature to it.
>
> That wouldn’t change the executable, though, just the signature(s) in the _CodeSignature directory.
It does change the executable, as it adds an LC_CODE_SIGNATURE load command to the binary. You can verify this yourself with otool -l.
_CodeSignature is so that other files in the app's bundle which aren't in formats that can have code signatures embedded in them can be signed as well.
Charles
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