November 2017
Intermediate to advanced
452 pages
11h 46m
English
Content preview from IoT Penetration Testing Cookbook
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How to do it...
- To find out if an application is encrypted, the IPA must be renamed to a ZIP file and the application binary must be located inside of the extracted folder that was renamed. For example, run the following commands against the application binary itself, not the IPA file, to check whether the app is encrypted. If the value for cryptid is 1, this means the application is encrypted:
$ mv MySubaru.ipa MySubaru.zip
$unzip MySubaru.zip
$cd Payload/MySubaru.app/
$ otool -l MySubaru | grep -A 4 cryptid
cryptid 1
cryptid 1
It is now established that the application is encrypted. Decrypting the application manually is out of scope, however the application decryption process can be automated utilizing Clutch2. When running Clutch2 ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.