Proguard Not Obfuscating Class Names

Obfuscators, such as ProGuard, can remove the debugging information and replace all names by meaningless character sequences, making it much harder to reverse-engineer the code. posted 14 years ago. During this step, all the classes, classes' methods, variable names and other class members are renamed with random characters. This requires that all your libraries have a unique package name. Again, the entry points are left untouched. In 2003, I have DVDs made for about $1. ProGuard is a free Java class file shrinker, optimizer, obfuscator, and preverifier. properies as it was said in comments. Jack compiler — Compiling Android code with the Jack toolchain The Jack Toolchain is an alternative way of compilingAndroid, which compiles Java source directly into Android dex byte code, skipping a few intermediate steps. To resolve this kind of issue, we have to skip some of the classes from getting obfuscated. EDIT: now I tried just running the jar through proguard, but in a way it keeps all class names, methods names, field names and it will still cause the issue. But, if one wanted to decompile, there are many decompilers out there that could be used. ProGuard allows the developer to obfuscate, shrink and optimize his code. Proguard is a free tool that has recently became pretty mainstream in the Android ecosystem. It's hard to configure ProGuard properly and it can backfire on you when misused. A corresponding parameter must be provided to the @Header. You can use the Android ProGuard tool to obfuscate, shrink, and optimize your code. The following sections will walk you through obfuscating your code integrated with the Mobile Associates API. Learn about Salesforce Apex, the strongly typed, object-oriented, multitenant-aware programming language. Some of it was my own. class}, version = 3) public abstract class LocalDatabase extends RoomDatabase {I do not understand why LocalDatabase is not obfuscated. Jul 27, 2014. When optimizing with ProGuard, it will start by processing Foo. It detects and removes unused classes, fields, methods, and attributes. "Keep additional class names and class members names" is very important to keep classes from being obfuscated,classes like models, interfaces etc. means that it looks at all the classes in your application and libraries and removes any classes that are not called. That's pretty cool. Specifies not to generate mixed-case class names while obfuscating. Does not work with proguard Showing 1-10 of 10 messages. How to use obfuscate in a sentence. Resolving Claim Disputes: Step 0 But such is its daunting length, packed with tables, charts and the most obfuscatory language imaginable -- "client centricity"; "enhancing opportunities", "valuing our savings eco-system", it is virtually. Fix the obfuscated classes using an custom proguard configuration, run your game and test everything. This creates perfectly acceptable and usable jars. It renames the remaining classes, fields, and methods using short meaningless names. With a simple test class:. # Gson uses generic type information stored in a class file when working with fields. Fullscreen Video Modal Boxes Delete Modal Timeline Scroll Indicator Progress Bars Skill Bar Range Sliders Tooltips Popups Collapsible Calendar HTML Includes To Do List Loaders Star Rating User Rating Overlay Effect Contact Chips Cards Flip Card Profile Card Product Card Alerts Callout Notes Labels Circles Style HR Coupon List Group Responsive. If you're using ProGuard during development build to obfuscate, it's important to understand that when a method or class name is changed, string representations of them are not. PRO files a - file. ProGuard uses single-character files names, but it uses upper and lower case letters. implements = "class_name" The optional fully qualified name of the class the specified classes must implement, with optional wildcards. Optimization. We were expecting gradle to build it along with the accessing module[i. If the stack traces provided to Bugsnag do not contain a valid file, then we will use the unqualified class name in place of the file name. But, if one wanted to decompile, there are many decompilers out there that could be used. For example, you would need to add ProGuard if you wanted to distribute a library that included proprietary algorithms. Obfuscating. After ProGuard shrinks code, reading a code is difficult because the class names are obfuscated. txt) is given with the code. #117 kkocel wants to merge 1 commit into JakeWharton : master from unknown repository Conversation 14 Commits 1 Checks 0 Files changed. ProGuard will automatically detect them and deal with them, even when their names have been obfuscated. (Which would be a useful program. Unlike the Guava event bus, Otto will not traverse the class hierarchy and add methods from base classes or interfaces that are annotated. Obfuscating an RCP application can seem like a big challenge, but it's really not so bad. jar @path_to_config. Obfuscating means that it renames and jumbles up the names of packages, classes and methods and so on in order to make reverse engineering your source code from byte code harder. ProGuard 10 Wet/Dry Vacuum with Tool Kit The ProGuard 10 Wet/Dry Vacuum offers durable construction and powerful performance. txt Describes the internal structure of all the class files in the. If you want anything else, you should apply an external tool. Because of the latter issue, ProGuard is often recommended. ProGuard Java Optimizer is a very popular open source Java class file shrinker, optimizer, obfuscator, and preverifier. To shrink & obfuscate the Helpshift SDK, we recommend you use this Proguard configuration in your project. The -keepclassmembernames option for the class$ methods is not strictly necessary. By default, obfuscated class names can contain a mix of upper-case characters and lower-case characters. Obfuscation with ProGuard results in changes to file names and to code as displayed in these examples. ReTrace public ReTrace(boolean verbose, String mappingFileName) Creates a new ReTrace object to process stack traces on the standard input, based on the given mapping file name. NET, even though there are many differences in. Former employees have filed a class action lawsuit against both HP, Inc. The actual entry in the config file depends on which version of the Aeris Android SDK we're using. There are lots of preventive methods for this. Given that proguard does a good job in optimizing large libraries, I would like to "obfuscate" the whole app including the andengine jars. [Tutorial] Obfuscating with ProGuard. This is all good and well, but with this script the andengine libraries are used as reference only and not included in the obfuscation. ProGuard: Real World Example October 28, 2014. xml, and I also have. A request Header can be updated dynamically using the @Header annotation. For Obfuscation, ProGuard renames classes and class members that are not entry points to the code. ProGuard is one of the tools you probably avoid at all cost. 首先咱们参照proguard-android. The easiest way is to add the following line to your build. For instance, if a manifest file contains signing information, you should sign the jar again after it has been processed. This is an explicit design decision to improve performance of the library as well as keep your code simple and unambiguous. It is not possible to set a predefined invite message. Its main function is confusion, of course, it can also reduce the size of bytecode, optimizatioUTF-8. \Assets\Plugins\Android\google-play-services_lib\project. Added better option for obfuscating native methods. Product flavors represent different versions of your project that you expect to co-exist on a single device, the Google Play store, or repository. However, that documentation does not yet cover the new Gradle build system. It’s easy to access from build. This can be dodged by keeping the classes from obfuscating that make use of relfection in ProGaurd or the whole package can be kept. -assumenosideeffects class android. gui gui界面 proguard. If the window title is not set explicitly, the value of the -doctitle option is used, which is by default set to the name of the NetBeans IDE project. Applozic provides Chat APIs and In-app Messaging SDKs for Android, iOS and Web apps to power cross-device, multi-platform rich messaging. -keepclasseswithmembers,includedescriptorclasses,allowshrinking class * A way to let ProGuard not obfusiocate the enum class. Fix the obfuscated classes using an custom proguard configuration, run your game and test everything. By default, obfuscated class names can contain a mix of. Decent decompilers can # automatically replace reserved keywords, and the effect can fairly simply be # undone by obfuscating again with simpler names. If these methods get obfuscated and renamed, the Appstore will not be able to send information to your app. Harri Smått ADT 20 preview3 ships with Proguard 4. ProGuard will automatically detect them and deal with them, even when their names have been obfuscated. Mastering ProGuard with ProGuard GUI - Part 1 (ProGuard with JAR) "Use mixed-case class names" is useful to generate mixed-case class names while obfuscating. Apply aggressive overloading while obfuscating. Primarily applicable when obfuscating, although corresponding classes are automatically kept in the shrinking step too. Obfuscating. class' file but it makes source-code obtained by decompiling '. Using Proguard with a library that uses Spring @Autowired by name stackoverflow. Classes and class members that are listed in the mapping file receive the names specified along with them. If they use reflection, you have to know what classes are being discovered dynamically and prevent their obfuscation. com FREE DELIVERY possible on eligible purchases. -dontusemixedcaseclassnames: Don't generate mixed-case class names while obfuscating. ProGuard is a free Java class file shrinker, optimizer, obfuscator, and preverifier. If you were especially curious, open up the C:\Android\android-sdk\build-tools\25. Let us review how to obfuscate and protect your source code from reverse engineering using ProGuard a free GPL licensed software. The work is very similar to reversing an application coded by a beginner (poor choice of variable names etc. See this thread:. These methods are inserted by the javac compiler and the jikes compiler respectively, to implement the. txt原始文件,解读Proguard中用到的关键词-dontusemixedcaseclassnames Specifies not to generate mixed-case class names while obfuscating. More on How To from RoboPress. Keep your. means that it looks at all the classes in your application and libraries and removes any classes that are not called. In honour of Christibrani's folder for "Our Favourite Films", I'd like to posit a folder for "Our Favourite Music". Revoke-Obfuscation > PowerShell Obfuscation Detection Using Science Of course not! "powershell" can be set and called as variables in cmd. Android because the app is compiled down to Intermediate Language (IL). [Tut] Obfuscating Bukkit plugins. Previous proguard example left class names unchouched. ProGuard Java Optimizer is a very popular open source Java class file shrinker, optimizer, obfuscator, and preverifier. ) I noticed a few other things with my project: - Problem occured in Java 1. 首先咱们参照proguard-android. 6, not in 1. You can obfuscate Android code to provide security against reverse engineering. obfuscation (obfu): Obfuscation is the practice of making something difficult to understand. It reads that the class and class member names are kept only if "all of the specified class members are present". All Categories Android App Development ProGuard - Obfuscating, Shrinking & Optimizing Android Tool. * matches any part of a method name. It further compacts the code as a bonus. -dontoptimize -dontpreverify # Note that if you want to enable optimization, you cannot just # include optimization flags in your own project configuration file; # instead you will need to point to the. Classes and class members that are not mentioned receive new names. -keepclasseswithmembers,includedescriptorclasses,allowshrinking class * A way to let ProGuard not obfusiocate the enum class. "Keep additional class names and class members names" is very important to keep classes from being obfuscated,classes like models, interfaces etc. properties files with class name references. [Android] Exception while initializing GoogleVR from Unity library using Gradle build system (Release build) Exception while initializing GoogleVR from Unity library using non Development build : The crash is coming from Proguard obfuscating GVR class names so they are no longer accessible externally. Note that headers do not overwrite each other. Using Gson in program that's being obfuscated by ProGuard: PAWAN SHAHANI: 10/9/18 8:50 AM:. By default, short names like 'a', 'b', etc. Forsyth, et al. ProGuard can be run as a task in the Java-based build tool Ant (version 1. Why is that? Mainly because we don’t want to just trigger the drop action to another application but also to send something (i. Specifies a field. Not all of your source can be obfuscated, however. pro that contains all the information about your java application. class file format. ProGuard is the most popular optimizer for Java bytecode. Now I don't obfuscate anymore because the main class didn't got renamed in plugin. JAVA Environment, jdk7+ Android Studio; NDK r18 、Cmake 3. To configure additional Javadoc tool settings, enter the corresponding javadoc command options in the Additional Javadoc Options field. These first steps make the preverification step adds preverification. Android's documentation for ProGuard describes it like so: "The ProGuard tool shrinks, optimizes, and obfuscates your code by removing unused code and renaming classes, fields, and methods with semantically obscure names. # Note that this hardly improves the obfuscation. If the value is null, the header will be omitted. The first step is to pick ones developed by our company into a single big jar that will be processed by ProGuard. It makes your Java and Android applications up to 90% smaller and up to 20% faster. If you are disabling enforcement of package name, then you should disable packaging of BuildConfig with: android. txt原始文件,解读Proguard中用到的关键词-dontusemixedcaseclassnames Specifies not to generate mixed-case class names while obfuscating. The -keepclassmembernames option for the class$ methods is not strictly necessary. If these file names are obfuscated, Xposed won't. My younger self did not think my older self would ever need to understand his code. As it's doing this, ProGuard prints the old name and new name for every class and member to mapping. Note that this annotation is available only when using the AndroidX Annotations Library and when you include the ProGuard rules file that is packaged with the Android Gradle plugin, as described in the section about how to enable shrinking. March 8, 2017 what it means is ProGuard removes classes, methods, fields that it thinks are not being used. * matches any part of a method name. extends = "class_name" The optional fully qualified name of the class the specified classes must extend, with optional wildcards. 首先咱们参照proguard-android. If the stack traces provided to Bugsnag do not contain a valid file, then we will use the unqualified class name in place of the file name. Specifies not to generate mixed-case class names while obfuscating. posted 14 years ago. Obfuscation is a technique employed to hide the intent of an application. UN3085 Recommended use of the chemical and restrictions on use Recommended Use Swimming pool sanitizer. -- H -- You received this message because you are subscribed to the Google Groups "Android Developers. yGuard does not change module names, though. The following are top voted examples for showing how to use proguard. PRO - File Extension for Android Proguard Files What is PRO? PRO, short name for Proguard, is used as the file extension for Android Proguard Configuration files. This process is. txt or proguard-rules. It can then optimize bytecode and remove unused instructions. The campaign attempted to reach out to the economically marginalized people in our country. Obfuscating a Servlet. some text, resource or something else). For example, if you specify public methods, Public methods would not obfuscate by ProGuard. (since the javscript code expects the unobfuscated method names, however proguard changes them). You can use the Android ProGuard tool to obfuscate, shrink, and optimize your code. It is still technically possible to decompile the application entry point and work your way through the control flow for a decent-size application. are used as obfuscated names. See this thread:. If you are using proguard-android-optimize. The mapping may refer to input classes as well as library classes. C++ Student Line Up help for class? A teacher has asked all her students to line up single file alphabetically according to their first name. Classes and class members that are listed in the mapping file receive the names specified along with them. In an attempt to understand the problem with SHRINK, I. class}, version = 3) public abstract class LocalDatabase extends RoomDatabase {I do not understand why LocalDatabase is not obfuscated. txt file to keep classes that have been obfuscated away. Its main function is confusion, of course, it can also reduce the size of bytecode, optimizatioUTF-8. It's Good question you have asked as reverse engineering possible in Android. 5 running Solaris or Windows using Proguard 4. Specifies a field. ProGuard can be run as a task in the Java-based build tool Ant (version 1. 28 July 2015 As a follow up on my somewhat incoherent rant about developers hiding passwords, keys, and other sensitive information in Android apps, I wanted to go through a semi-realistic example and explain the thought behind some of these strategies and why they may not be as effective as you might initially hope. By default, obfuscated class names can contain a mix of upper-case characters and lower-case characters. This means that I am instructing Proguard to only obfuscate my input jar. Obfuscating a Servlet. Creating a custom invite dialog is a two step process, starting with a call to requestInvitableFriends() then a call to inviteFriendsWithInviteIds() to actually send the invites. build file: import proguard. How to use obfuscate in a sentence. Optimization. Results 1 to 8 of 8 EDIT: now I tried just running the jar through proguard, but in a way it keeps all class names, methods names, field names and it will still cause the issue. Specifies not to generate mixed-case class names while obfuscating. I have seen "plain" code with such bad names that it already looked quite obfuscated. set, clojure. Does not work with proguard Showing 1-10 of 10 messages. Primarily applicable when obfuscating, although corresponding classes are automatically kept in the shrinking step too. Does not work with proguard: rpond: obfuscating it with Proguard. Here is a before/after example showing the replacement of the package and class name. The package names and class names have been changed in the obfuscated JAR. Specifies not to generate mixed-case class names while obfuscating. [java] If you don't mind the mentioned classes not being written out, [java] you could try your luck using the '-ignorewarnings' option. -useuniqueclassmembernames: Ensure uniform obfuscated class member names for subsequent. At any rate, I can't guarantee updating it to 4. These additional rules tell ProGuard to not obfuscate some Bugsnag classes, and to keep the line numbers and source file names. You can vote up the examples you like and your votes will be used in our system to generate more good examples. ProGuard outputs the following files after it runs: dump. To prevent ProGuard from obfuscating certain classes, we just need to add those class names to the -keepclasses line and un-comment it. This process is. This commercial wet/dry vacuum comes complete with a 56. -useuniqueclassmembernames: Ensure uniform obfuscated class member names for subsequent. class construct. These methods are inserted by the javac compiler and the jikes compiler respectively, in JDK 1. By default, obfuscated class names can contain a mix of upper-case characters and lower-case characters. txt原始文件,解读Proguard中用到的关键词-dontusemixedcaseclassnames Specifies not to generate mixed-case class names while obfuscating. are used as obfuscated names. Package names and class names can no longer be used to learn about the application structure and to select a good starting point. Below is our current method count with Kotlin’s share on the right — 388 methods. Android's documentation for ProGuard describes it like so: "The ProGuard tool shrinks, optimizes, and obfuscates your code by removing unused code and renaming classes, fields, and methods with semantically obscure names. Digital Technical Support All Customers Teacher/Instructor Student All Products Anatomy & Physiology Revealed Connect Create Keyboarding LMS Course Cartridge LearnSmart MediaPhys Medisoft MH Practice NutritionCalc Online Learning Center PhlLS Shop (mheducation. Obfuscating Classes. We were expecting gradle to build it along with the accessing module[i. Does not work with proguard: rpond: obfuscating it with Proguard. Ste 4 : Uncheck optimization checkbox. For instance, if the unresolved classes or class members are indeed required for processing, the processed code will not function properly. Obfuscate definition is - to throw into shadow : darken. GameCircle not working with ProGuard on Kindle, but works on Android. In this entire process, keeping the entry points ensures that they can. The campaign attempted to reach out to the economically marginalized people in our country. Getting Started Android SDK. It is not only especially useful for reducing the overall size of your Android application as well as removing unused classes and methods that contribute towards the intrinsic 64k method limit of Android applications. Name obfuscation. 5 beta is out has not been tested yet. Loader is my main class. ProGuard also optimizes the bytecode, removes unused code instructions, and obfuscates the remaining classes, fields, and methods with short names. -dontusemixedcaseclassnames: Don't generate mixed-case class names while obfuscating. * matches any part of a method name. Once the unused code is removed, proguard starts obfuscating code in order to make it tough to read. These are of course not due to a fault of their own but rather because in some cases they have no way of figuring out what should not be obfuscated. This creates perfectly acceptable and usable jars. ProGuard renames classes, fields, and methods with semantically obscure names and removes unused code. The initial microcode generation phase does not generate mop_d operands. For instance, if you placed CoffeeCup inside package dishes and placed dishes inside package vcafe (for virtual cafe), the fully qualified name of CoffeeCup would be "vcafe. If method name. but when i try trigger the exception in the app: the exception is listed in ADB console: only the methods are obfuscated, the MainActivity. Jack compiler — Compiling Android code with the Jack toolchain The Jack Toolchain is an alternative way of compilingAndroid, which compiles Java source directly into Android dex byte code, skipping a few intermediate steps. The reason is that the adunit is based on a WebView, and there is a WebView. retrace the original names using the ProGuard's helper tool "retrace". yGuard does not support obfuscating multi-release Java archives which were introduced with Java 9. -keeppackagenames [package_filter] Keep the specified package names from being obfuscated. Once I realized it, it was easy to fix the problem. Proguard is free Java class file shrinker, optimizer, obfuscator, and preverifier. Proguard obfuscating; Thread: Proguard obfuscating. These additional rules tell ProGuard to not obfuscate some Bugsnag classes, and to keep the line numbers and source file names. The application contains a file name proguard-project. - keep class membernames {class_specification} protects the name of the member of the specified class (if they do not compress the steps to delete it) - keep classes with member names {class_specification} protects the name of the specified class and class members if all the specified class members are present (after the compression step). These type of leagues you need something a little more vulgar for your team name. I'm using ProGuard to obfuscate my apk, but there's no changes in class and method names - they are same as before. jar proguard problem Android - Proguard obfuscate not able to find android classes Is using Proguard with Android worth the effort? android:onClick not working with. Helps to reduce the build size by obfuscating the classes, methods, & fields with short names. ** { *; } -libraryjars libs/mint-5. For instance, if the unresolved classes or class members are indeed required for processing, the processed code will not function properly. There is no class with that name in this package, so this will result in Foo. Only variable names are changed. ProGuard is a tool to help minify, obfuscate, and optimize your code. (It is set to "on" in at least some examples of proguard. Remember that ProGuard takes long class names and replaces them with smaller names. (Which would be a useful program. # Gson uses generic type information stored in a class file when working with fields. exe Obfuscating the. When using the maven-publish plugin, the POM does not get the dependencies generated unless I use “from components. The current requirements for a WHS add-in require a specific class name in a specific namespace that relates to the assembly name by default your average obfuscator is going to throw a lot of these requirements out the window instead it'd be up to you to configure the obfuscator (I know Dotfuscator can do it) to explicitly exclude obfuscating the HomeServerTabExtender and. Larry the Cable Guy. yGuard does not support obfuscating multi-release Java archives which were introduced with Java 9. ÖFFNEN Read the Wikipedia entry for informations about Obfuscation: https://en. 4, the latest version of its integrated development environment (IDE), with a small but focused set of new features. The point is that obfuscation is not difficult to achieve, via the handy Ant target above. If you want to hide some key or url that has "hardcode" in the code, ProGuard will not hide it when obfuscating the code since it only changes names of attributes and classes, but not values. Programmers Protected Secured Reverse engineers Decompile the code Opposite goals. It is appended to the "base" version name when calculating the final version name for a variant. Apply aggressive overloading while obfuscating. The version does not need to be included in the String. zip, you can expect a runtime benefit of faster loading when using Clojure 1. class' file but it makes source-code obtained by decompiling '. I require the package names to also be obfuscated to include classes from optional packages that contain java and javax in their package names. If you build the project, proguard will remove the classes from dependent modules[middleware, core] as they are not exposed as public, and nobody is using them right now in the module. This creates perfectly acceptable and usable jars. It detects and removes unused classes, fields, methods, and attributes. Proguard will obfuscate class names. At any rate, I can't guarantee updating it to 4. It detects and removes unused classes, fields, methods, and attributes. Note if you get warnings about missing classes, that are not classes you have defined, add to you config the line, replacing javafx with the package name:-dontwarn javafx. I’m here to tell you, I have never been so moved to tears as what these kids opened up and about and shared with the class. Eclipse常用Proguard命令. In-character, he's a not-too-smart Southerner. Name obfuscation. Skip the below classes from getting obfuscated by Proguard:. File Extension:. In this entire process, keeping the entry points ensures that they can. ProGuard recursively determines which classes and methods are used. Variables, types, and declarations Variable names. This is verified to work on NB 6. class' file but it makes source-code obtained by decompiling '. Dex does not like code run # through the ProGuard optimize and preverify steps (and performs some # of these optimizations on its own). Add the following to your proguard-rules. Adding: -keep public class * [my classname] should help. If you would still like to make use of the class, you should make a copy to use and distribute with your own project, or else use it at your own risk. Four hours and lots of hair pulling later I finally got it working… If at first you don’t succeed… At first it seemed like ProGuard was refusing to obfuscate any class with a keep rule. My server receives serialized objects and these object's classes have been excluded from obfuscation, however for some reason the serialversionUID gets changed resulting in an invalid class exception. The -keepclassmembernames option for the class$ methods is not strictly necessary. class My issue is that I really need to have servletA and servletB obfuscated but am having problems with the end result after obfuscating. The reason for this issue is that the GSON library is directly connected with the class member names and while we secure the apk, the Proguard obfuscates the code and renames the class member names. but when i try trigger the exception in the app: the exception is listed in ADB console: only the methods are obfuscated, the MainActivity. Enable ProGuard for your build. othermodule. Proguard gui download. Fullscreen Video Modal Boxes Delete Modal Timeline Scroll Indicator Progress Bars Skill Bar Range Sliders Tooltips Popups Collapsible Calendar HTML Includes To Do List Loaders Star Rating User Rating Overlay Effect Contact Chips Cards Flip Card Profile Card Product Card Alerts Callout Notes Labels Circles Style HR Coupon List Group Responsive. This is where the various -keep rules come in to play, but more on those later. Before you can use the proguard task, you have to tell Ant about this new task. These examples are extracted from open source projects. Beginning with version 2. Dex does not like code run # through the ProGuard optimize and preverify steps (and performs some # of these optimizations on its own). Because Subscriber methods are not directly called, ProGuard assumes them to be unused. There are lots of preventive methods for this. There are various tools available which can protect your java '. Class not found when unmarshalling when Proguard enabled. Eclipse常用Proguard命令. Because of the latter issue, ProGuard is often recommended.