22 Questions
What is the purpose of software obfuscation mentioned in the text?
To protect against reverse engineering.
Which of the following is NOT an Android obfuscation technique?
Proguard tool
What tool is specifically designed for obfuscating Android applications?
DexGuard
Which obfuscation tool mentioned in the text offers protection against reverse engineering?
iXGuard
What does Control flow obfuscation primarily focus on?
Obfuscating the logical flow of the program.
Why is software obfuscation important in protecting intellectual property?
To make reverse engineering difficult.
What is the purpose of control flow obfuscation?
To obfuscate the logical flow of the program and make it harder to reverse engineer
Which of the following is an open-source optimizer and obfuscator for Java bytecode?
Proguard
What is the primary purpose of DexGuard?
To provide advanced obfuscation techniques, including encryption and obfuscation of native code and control flow
Which tool is specifically designed for obfuscating iOS applications written in Objective-C?
iXGuard
What is the primary purpose of obfuscating Android applications?
To protect the intellectual property and make reverse engineering more difficult
Which of the following is an open-source tool for applying multiple obfuscations at both source code and bytecode level for Android applications?
Obfuscapk
What is the purpose of Android obfuscation techniques?
To make reverse engineering harder
What is an example of a trivial obfuscation technique mentioned in the text?
Repacking
Which Android obfuscation technique involves changing meaningful names to completely random names?
Renaming
What does the Android obfuscation technique 'Hierarchy Flattening' involve?
Repackaging all classes
In Android obfuscation, what does 'Opaque Predicates' aim to achieve?
Increase control flow branches
Which Android obfuscation technique is associated with encrypting strings used in the program?
Encryption
What does 'Control Flow Flattening' in Android obfuscation refer to?
Flattening blocks of the same level with hidden flows
'Injecting bad code' in Android obfuscation is primarily used to:
Defeat decompilation
'Native call wrappers' in Android obfuscation are used for:
Redirection of function calls to native libraries
'Opaque Predicates' in Android obfuscation help in making static analysis harder by:
Increasing control flow branches
Learn about Android obfuscation techniques at source code and byte code levels, including modifying source code files, obfuscating smali files, using Proguard, and repackaging APK files. Understand how to rename variables, make java reflection changes, perform code flattening, and convert dex to smali.
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