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iOS Crackmes

iOS UnCrackable L1

A secret string is hidden somewhere in this binary. Find a way to extract it. The app will give you a hint when started.

Download

Installation

Open the "Device" window in Xcode and drag the IPA file into the list below "Installed Apps".

Note: The IPA is signed with an Enterprise distribution certificate. You'll need to install the provisioning profile and trust the developer to run the app the "normal" way. Alternatively, re-sign the app with your own certificate, or run it on a jailbroken device (you'll want to do one of those anyway to crack it).

SPOILER (Solutions)

By Bernhard Mueller

iOS UnCrackable L2

This app holds a secret inside - and this time it won't be tampered with!

Hint: it is related to alcoholic beverages.

Download

Installation

Open the "Device" window in Xcode and drag the IPA file into the list below "Installed Apps".

Note 1: The IPA is signed with an Enterprise distribution certificate. You'll need to install the provisioning profile and trust the developer to run the app the "normal" way. Alternatively, re-sign the app with your own certificate, or run it on a jailbroken device (you'll want to do one of those anyway to crack it).

Note 2: Due to its anti-tampering mechanisms the app won't run correctly if the main executable is modified and/or re-signed.

SPOILER (Solutions)

By Bernhard Mueller