How to obtain the APP registration public key and signature MD5.

1. Guidelines for IOS system to obtain Bundle ID, platform public key, and signature MD5 value

1. Obtain Bundle ID: Use the IOS developer account corresponding to the APP to log in to the Developer console, find the identifier (in English) below, and click to enter the Certificates, Identifiers & Profiles page. 

1. On the Certificates, Identifiers & Profiles page, click Identifiers, where the IDENTIFIER column corresponds to the Bundle ID. As shown below: 

1. Obtain the public key and signature SHA1 value: In the plan resources, click Certificate (English) to enter the Certificates page. 

1. On the Certificates page, you can view certificate details and download the certificate corresponding to the APP. 

1. By viewing the certificate details, you can obtain the public key and signature SHA1 value. The APP public key of IOS is as shown in the figure below: 

If the public key is not fully displayed, you can click the ellipsis first. If it is still not fully displayed, please copy the data displayed in front of the ellipsis to fill it in. 

1. IOS APP signature MD5 value (SHA-1), as shown in the figure below: 

2. Guidelines for Android system to obtain package name, platform public key, and signature MD5 value

Windows platform

The public key and MD5 value can be obtained through various tools such as Android development tools, Keytool, Jadx-GUI, etc. This article uses jadx-gui as an example. 

1. Download the jadx-gui tool. Click here  to download the jadx-gui tool. 

1. After the download is completed, unzip the compressed package and double-click jadx-gui-1.4.7.exe to run it. 

1. After running, click File > Open File in the upper left corner of the page to open the APK package. 

1. After opening the APK package, find and click AndroidManifest.xml to view the APP package name. 

1. After opening the APK package, find and click APK signature to view the platform public key and signature MD5 value. 

macOS platform

1. Open the terminal and run the following command to install jadx.
   brew install jadx 
2. After the installation is complete, run the following command in the terminal to open jadx.
   jadx-gui 
3. After running, click Open file to open the APK package. 

1. After opening the APK package, find and click Resources, find and click AndroidManifest.xml, and view the APP package name. 

1. After opening the APK package, find and click APK signature to view the platform public key and signature MD5 value.