security certificate error android

() method, in this method, the setting interface pops up a message box, which has two buttons: "OK" "Cancel", the user clicks the different buttons corresponding to different actions. Exception Handling android.os.networkonmainthreadexception--Multithreading problemsEverything settled, thought peace of mind, the result is still a problem!Log start error, get update information exception!!! Debug, Find Exception:android.os.NetworkOnMainThreadExce

By convention, I wrote it above: maybe in the process of learning Android, everyone will learn a lot of basic knowledge like me, and a lot of knowledge points can also be said 123, however, these isolated points are too fragmented after all. Therefore, I want to take the most classic mobile security guard project as an example from today and exercise on my own. I also want to communicate with you, I hope ev

[Learn Android while working on projects] mobile phone security guard 07-mobile phone anti-theft access restriction, android07- Password restrictions are required when you enter the mobile phone but the anti-theft interface last time. The first time you enter the mobile phone, a dialog box is displayed prompting you to set the password. When you enter the mobile phone again, you are required to enter the pa

time, and a non-signature error will be reported. Therefore, we useAuto-signThe specific method for signing this tool is described in the decompilation of Android Security special test. After the installation is complete, you can open our shelling program. At this time, you must be aware that we are going into the shelling app, rather than our previous source c

Recently, more and more applications on Android have increased the emphasis on their own protection mechanisms, mainly in several aspects.1 Dex Packers2 So Packers3 Dex is hidden in so and released at the appropriate time.This is a technological advance, and there are professional companies that provide the entire security solution, such as anti-ptrace, or encrypting Dex files. However, at the technical lev

);} else{ cb_bind.settext ("unbound sim card"); Cb_bind.setchecked (false);}And the boolean Android.content.SharedPreferences.getBoolean (String key, Boolean Defvalue) method, Retrieve A Boolean value from the preferences. Parameters:key the name of the preference to retrieve. Defvalue Value to return if this preference does not exist. Returns:returns the preference value if it exists, or defvalue. Throws ClassCastException If there is a preference with the this name, which is

) is determined when the Set Password and confirm setting password are equal. The value in the method is changed to the values that are processed by the new method (Md5encryption) in the new Class (Md5utils), with the following code:1 editor.putstring ("Password", md5utils.md5encryption (password));View Code①. In the Enter Password dialog (Showinputpwddialog), when you determine that the input password and the saved password are equal, you need to first process the entered password through the n

the server PrinTwriter out = new PrintWriter (new BufferedWriter (New OutputStreamWriter (Client.getoutputstream ())), true); OUT.PRINTLN ("Server Message"); Close flow out.close (); In.close (); } catch (Exception e) {System.out.println (E.getmessage ()); E.printstacktrace (); } finally {//close client.close (); System.out.println ("close"); }

Android -- eliminate the error "Permission is only granted to system apps", android -- apps Original article: http://blog.csdn.net/gaojinshan/article/details/14230673 The following configuration is used in AndroidManifest. xml: The following error occurs: Permission is only granted to system apps. The reason i

; Import Java.net.Socket; public class Server implements Runnable {public void run () {try {//Create SERVERSOC Ket ServerSocket serversocket = new ServerSocket (5554); while (true) {//accepts client requests for Socket clients = serversocket.accept (); System.out.println ("ACcept "); try {//Receive client message BufferedReader in = new BufferedReader (New Input StreamReader (Client.getinputstream ())); String str = in.r

Keytool is in the/bin directory of JDK, such as/opt/JDK/bin. Use the following command to generate a certificate: Keytool-genkey-alias Android. Key-keyalg RSA-validity 20000-keystore Android. Key The following error is always reported: It was later known that the current directory does not have the write permission

Previously wrote several blog is about the simple use of webview and how and JS interaction.Students who are not familiar with the use of WebView and web interaction can look first.Simple use of WebViewAndroid's interaction with Web pagesAdd a progress bar to WebView The demo of this movie blog is based on a demo of the following blog Android load Web camera to take photos and show In the previous Android l

Install Android SDK on Ubuntu 11.10x64 Operating System: Ubuntu 11.10x64 Ubuntu 11.10 x64 has built-in openjdk-6-jre Objective: To install the android SDK JavaInstall the 32-bit Library File Because some programs in the android SDK are 32-bit, a 32-bit library file must be installed in the Ubuntu x64 system to be compatible with 32-bit programs. If the installati

Once you've written your Android code with eclipse, the code doesn't get an error. And thenWhen you want to run a test in the AVD, the Error box always pops up with the message: "Your Project contains error (s), please fix them before running Your application.”Whether restarting the AVD, restarting eclipse or even crea

: = c ++ _ staticNDK_TOOLCHAIN_VERSION = clangAPP_CPPFLAGS: =-frtti-DCC_ENABLE_CHIPMUNK_INTEGRATION = 1-std = c ++ 11-fsigned-charAPP_LDFLAGS: =-latomic The content after replacement is as follows: APP_STL: = gnustl_staticAPP_CPPFLAGS: =-frtti-DCOCOS2D_DEBUG = 1-std = c ++ 11-Wno-literal-suffix-fsigned-char Solution 2: C ++ _ static is only available in the latest NDK, so you can download the latest NDK. You can. An error occurred while using ndk c

I encountered an annoying error when developing an android small project today. The error shows the following characteristics: 1. All codes are correct. 2. There is no error in R resource generation, but an error will be reported once the resource is run. The system reports

Js error when packaging android app with egret, egretandroid Create an android app and generate an apk after compilation. The app cannot run after the mobile phone is installed. The following error is displayed:JS errorReport error assets/egret-game/libs/core/egret/context/d

My Android advanced tour ------> solving Your project contains error (s), please fix them, androidcontainsWhen you use eclipse to write Android code, no error is reported in the code. Then, when you want to run the test in AVD, an error box is displayed, prompting "Your proj

Isshowingicon () {return mshowingicon; } @Override public void Writetoparcel (Parcel destination, int flags) { super.writetoparcel (destination, flags ); Destination.writebyte ((Byte) (Mshowingicon. 1:0)); public static final parcelable.creator Animation effects Now you can copy the class to the application, replace the picture resources, replace the display password box, give the user a better mobile end experience. Always pursue the ultimate, the pursuit of extraordinary. About the

problem, in the compilation configuration file is added to these lines of code Resolve duplicate load third party that jar package problem {' meta-inf/dependencies 'meta-inf/notice 'meta-inf/license '} This is also different depending on the jar package that is added, but it should be solved as soon as you follow the instructions! Technology Blog: Love encryption Launch XcodeGhost solution, protect iOS system app security Technology