Android apk incremental upgradePreface
Although this article seems very simple, there are many problems encountered in the experiment. For example, the ndk compilation error under andorid studio, which is the final feasible method presented in this article.The required resources bzip2 bsdiff ndk two different versions of the test apk principle on the server side,
Software Security and Reverse Analysis in Android [2]-apk anti-cracking technology and security protection mechanism
In Android Application Development, after we develop the software, we do not want others to decompile and crack our applications, and cannot modify our code logic. In fact, in consideration of the security mechanism of applications, we hope that ou
directory to view the various resources required by women.
4. You can modify the source code of these resources and package them into an APK.
5. compile and package APK, input apktool B E: \ h200 \ APK_Decompile-Package_Dexopt \ decompile-package \ apks \ LTV E: \ h200 \ APK_Decompile-Package_Dexopt \ decompile-package \ APK \ ltv_new2.2.3.
Use of the Signing tool
the Signapk.jar of the Android source code can either be signed by the APK or signed by the ROM. Use format:
Java–jar Signapk.jar [W] publickey.x509[.pem] privatekey.pk8 Input.jar Output.jar
-W refers to the parameters that need to be used when signing a ROM
PUBLICKEY.X509[.PEM] is a public key file
PRIVATEKEY.PK8 refers to the private key file
consistent with the SDK in Android_home3,/opt/adt-bundle-linux-x86_64-20140702/sdk/extras/android path may be missing m2repository package, need to complete, Otherwise it may not be possible to identify the external-library in the SUPPORT-V4/V7 package and rely on, for unknown reasons.4, I am in the Google develper Android official website download 64 bit, the Linux version is 64 bit, the result is reporte
Reference to:http://blog.csdn.net/huiguixian/article/details/39928089If you have an apk and need to know what Android version is supported by his minimum installation, how should I check it?Change the APK suffix name directly to RAR or zip and pull out the androidmanifest.xml? No, Androidmanifest.xml has been compiled, and a lot of content has been changed into b
On an article we talked about APK to prevent anti-compilation technology in the shell technology, if there is not clear can view my previous blog http://my.oschina.net/u/2323218/blog/393372. Next we will introduce another technique to prevent the apk from recompiling-modifying bytecode at runtime. This method is in the work in the implementation of the app wrapping, see a foreign article about the security
On an article we talked about APK to prevent anti-compilation technology in the shell technology, if there is not clear can view my previous blog http://my.oschina.net/u/2323218/blog/393372. Next we will introduce another technique to prevent the apk from recompiling-modifying bytecode at runtime. This method is in the work in the implementation of the app wrapping, see a foreign article about the security
1. Send messages through the Intent message mechanism and call the system application to install/uninstall the apk.(1) Call the system installation application to enable the system to automatically install the apk
String fileName = "/data/com. zlc. ipanel. operate/FileOperate.apk ";Uri uri = Uri. fromFile (new File (fileName ));Intent intent = new Intent (Intent. ACTION_VIEW );Intent. setDataAndType (uri, "
The Android SDK contains a new tool zipalign for optimizing apk. It improves the efficiency of the optimized applications with the Android system (saying: "Get rich first, build a road", and the Android team has a new highway between applications and Android) Thus can make t
Because the Android code is hosted on the dalvik virtual machine, it is easy to decompile it into code that we can recognize.
Previously, I wrote an article to decompile the Android apk package to the smali file, re-compile the signature, and package it to implement the apk tampering function.
Recently there is another
Recently Tinker Android, encountered a problem, because there is no root permissions, need to call intent install APK, but need to get the user installed (for example, the user clicked back or cancel), checked a lot of articles, finally can be resolved, but flawed, the solution is as follows: Public Static voidInstallPackage (Context context, file file,intRequestcode) { //Log the pre-installed
by modifying the SMali file code.It is common practice to obtain an index value for a resource in the res Resource Directory, and then search the smali directory for the . Smali file that contains the index.0x7f0c004e /home/lionel/outdir/smali/*The command is to traverse files and subfolders that contain '0x7f0c004e ' files under the specified directory2. RePack the ap
Gradle compiled and packaged Android apk detailed introduction
Understanding the Gradle build process and interpreting the configuration of the Android Gradle plug-in
Read this article must be used to generate APK gradle, the article will not tell how to install the running Gradle, if necessary, you can read the arti
Love encryption Android APK shell principle Analysisfirst, what is the Packers? Packers are a piece of code that is implanted in a binary program, giving priority to the control of the program at run time and doing some extra work. Most viruses are based on this principle. The process of adding a shell to a PC EXE file is as follows:second, the role of adding shellsShell procedures can effectively prevent t
Like installing mobile phone software for Nokia mobile phones, mobile phone software cannot be installed when the mobile phone software certificate you have installed expires. To package Android development projects as APK packages, certificates are also required. This time, we will discuss this issue in detail.
● Certificate Application
In start-à run, enter "cmd", then locate the bin installation direct
Reference to:http://www.jianshu.com/p/61e8f803e0d1Android in the development process, with the reference to the library as well as the increase in business, there will inevitably be the 64K limit problem, that is, the number of methods too many problems, Java code in the total number of method and field total cannot exceed 65,535, It is necessary to count how many of these are contained in each jar package, and Google has implemented such tools for us today:Dexdump command (View the total number
More and more developers are keen to use Html5+javascript to develop mobile web apps. However, whether the advent of HTML5 Web apps will replace mobile applications in the future is still unknown. On the one hand, users in the use of habits, do not like to enter complex URLs on the browser, on the other hand, HTML5 Web App stored on the server side, in each use of the need for data transfer, resulting in a waste of traffic. Some developers do not want to touch complex Java code, then, what is th
Android development package the project into an apk, Android to the mobile phone, or submit it to the app Store, androidapk#1. It is easy to export an app using Eclipse. Let's take a look at my steps. Images and truth
Select a project
Create a new one with a random location. The following is the password.
Here are some names, regions, organizations
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