arsc

【 This article is divided into three parts. This article provides a minimal modification case. For more detailed modifications, see article 3: Http://blog.csdn.net/aimingoo/article/details/7939132 ] (For the first three sections about the background, go to: http://blog.csdn.net/aimingoo/article/details/7939093) 4. Preparations before modification========This section describes the basis of reverse engineering on Android. First, we need to operate phone.apk. Actually, we also need a. ZIP file, w

Android updates Toast flowchart and Android toast Flowchart Today, I wrote a program to draw a flowchart for your understanding. How can I disable toast notifications for an Android app? Like this Cannot be bannedWho can help me remove this toast? If you know which software is popped up, you can use the apk editor to open the software installation package and open resources. in The arsc file, find this sentence and enter the words you want to mo

example, decompress it to D: \ sign \ phonebook) Analysis of compressed Package content: (1) META-INF Directory: stores signed cert and manifest files, used to identify the software signature and copyright. (2) 7 L-W + O "F5G $ N4 d 'M rres Directory: stores various original Android resources, including: animation anim, image drawable, layout, menu, XML, etc. (3) * Q: F! S, B D, D: Android project description file encoded in sandroidmanifest. XML, including the name, version, permission, an

actual Android Application .. The apk file is actually a ZIP compressed file, including. dex, resources. arsc, other uncompiled resources, and the AndriodManifest. xml file. 3. Detailed description of the AndriodManifest. xml file The package attribute in the root node These two parameters display our applications on the mobile app startup list, indicating the app portal. When using these parameters, note that they can only appear in one Activit

Detailed explanation of Android app packaging and Installation Process Android Application Package and installation process (Run as Android Application): 1. Process: Android Project --> Compilation and Packaging --> Android Package(.apk) --> Signing -- (ADB) --> Device or Emulator2, Android Package(.apk) after decompression content: META-INFCERT.RSA: Encrypted resdrawablelayoutmenuAndroidManifest. xmlclasses. dexresource. arsc1. generate the apk file 1. dex file: classes. dex2) generate the res

public key and the encryption algorithm used.Note: The system decrypts the signature file. The required public key is obtained from the file.Conclusion: from the above summary, we can see that the file in the META-INFO is interlocking, so as to ensure the security of the Android program. (It only prevents the developer's program from being modified by attackers. If the developer's public/private key pair is obtained by the attacker or the developer develops an attack program, the Android system

file is different from the class file, regardless of the file structure or opcode. Currently, common Java decompilers cannot process Dex files. The android simulator provides dexdump, A decompilation tool for Dex files. First, start the android simulator, and use the ADB push upload simulator to view the DEX file. Then, log on to the simulator using the ADB shell, find the DEX file to be viewed, and execute dexdump XXX. Dex. In addition, dedexer is the only open-source tool that can be found on

What is an APK file? What is the relationship between him and Android phones? APK is the abbreviation of Android package, that is, the android installation package. APK is a file format similar to Symbian sis Or sisx. Directly upload the APK file to the android simulator or Android mobile phone for installation. The APK file is actually in ZIP format, but its suffix is changed to APK. After unzip is decompressed, you can see the DEX file. Dex is the full name of Dalvik VM executes, that

applications: Readfromassetslibzip (getpackageresourcepath (), "assets/log.txt "); Logcat test results 12-15 15:28:03. 430: INFO/readassets (3570): readassets 12-15 15:28:03. 440: INFO/readassets (3570): file numfiles 14 12-15 15:28:03. 440: INFO/readassets (3570): file 0: assets/log 2.txt size1: 138 size2: 55 12-15 15:28:03. 440: INFO/readassets (3570): File 1: assets/log.txt size1: 138 size2: 55 12-15 15:28:03. 440: INFO/readassets (3570): file 2: Res/layout/main. XML size1: 956 size2: 337 1

'); } hexstring.append (hex). append (separator); } returnhexstring.tostring (); } Simple one registration code verification, success or failure popup corresponding string hintThree. Hack the registration processHere we use Apktool Anti-compilation to generate the Smali format of the disassembly codeRead the code of the Smali file to understand the program's operating mechanism and find a breach to modify it.Use Apktool to recompile the APK file and sign it and run t

First an Android project, then compile and package, compile the. java file into. Class,.class compiled as. Dex, package all the files as an apk, compile the code, and not compile the resources.The. ARSC in the. APK is the index of the resource, which can be indexed when the resource is more than one.signing-signature, the system detects whether the signature is the same, in addition to verifying that the package name is consistent before the applicati