code obfuscation techniques

already here: Code obfuscation is generally through a variety of means to confuse the code execution process, put in this article, as long as the exception_continue_execution return address can be modified (note my words, is exception_ The return address of the continue_execution is not the return address of the exception, and if it is remembered that the return

Two tools are required to decompile and view the source code: Dex2jar and JdguiDex2jar (Google Code)Jdgui (Google code), the latest version please see the officialThe operation is simple and the steps are as follows:1. Copy the APK (e.g. guessstock.apk) to the Dex2jar directory and execute it under cmd:C:\users\raozf\desktop\dex2jar-0.0.9.15>d2j-dex2jar.bat guess

The first step: code obfuscation (note the introduction of the Third-party jar) When you create a project in a new version of ADT, the files for the mixed code are no longer proguard.cfg, but Project.Properties and Proguard-project.txt. When you create a new project, you automatically generate project.properties and proguard-project.txt files without creating y

Because Android code is mostly Java code, it is easy to decompile, fortunately, Android ADT for us to integrate the tool of confusing code, one can confuse our code, so that the program is anti-compilation after the basic understanding, but also can play the role of code opt

The code to confuse the APK is as follows:(1) Locate the Project.Properties file in the project, and after configuring the target property, addProguard.config=proguard-project.txt This property, You can confuse the code. (2) If you need to specify a specific class that does not require code obfuscation, in the Proguard

Android Code obfuscationIn Build.grandle Add, where rules are written in Proguard-rules.pro, you can also customize a file to replace it, such as Eclipse's common Proguard-project.txtbuildTypes { release { signingConfig signingConfigs.release minifyEnabled true proguardFiles getDefaultProguardFile(‘proguard-android.txt‘), ‘proguard-rules.pro‘ }}Add the following code to the Proguard-rules.pro to

just. sh This script file run permissions, because the default is not this permission, enter the following command in the terminal:Open Run PermissionsEnter, fix it, go back to our project, COMMAND + B to compile the project, and then untie the code we just commented out:Open the code we just commented outCommand + b Again, is it a compile now? Just an error, now solved!Basically, all that's left is to add

Originally compiled a copy of the Android project to confuse and publish the document, suddenly think of why not write a blog, share it, if it has this article.Android code obfuscation and project release steps recordFirst, clean up the debugging information in the code, such as log, System.outSecond, modify the version in the manifest file to the current version

To achieve code obfuscation, the method is as follows: Because both my SDK and adt00000.1 are up-to-date, I have read the proguard. cfg obfuscation code method provided on the Internet,. It is said that proguard. cfg will be automatically generated under the project file, but I cannot generate it, so I cannot use this

Spices. NET obfuscator controls are used to prevent your. NET software from being reverse-engineered, tampered with, or unauthorized to use by hackers, competitors, or prying eyes, and this tool is available. NET code obfuscation, protection and optimization, etc., to fully protect your. NET code and data security. Spices.net Obfuscator re-build your. NET assembl

After studying the mixed packaging of the android apk signature and code, if not, the apk can be decompiled directly to view the source code. Although the mixed packaging can still be understood, but it's not that easy to understand. At least it takes some time to pay for it. If not obfuscated, The decompiled code is as follows: Basically, it is the source