How to Generate an Android Facebook Key Hash?

Key Generation for Android Facebook Integration

Generating Android Facebook key hash is a crucial step for integrating Facebook services into your Android application. The key hash acts as a verification for the application's identity when accessing Facebook.

Solution:

To create the Android Facebook key hash, you need to:

1. Obtain OpenSSL:

   • Download and extract OpenSSL from its website.
   • Create a folder named "OpenSSL" in "C:/" and copy the extracted code there.

2. Locate Debug Keystore:

   • Search for the "debug.keystore" file in "C:/".

3. Generate Key Hash:

   • Open Command Prompt and navigate to the directory containing "keytool.exe".
   • Run the following command in one line:

   $ keytool -exportcert -alias androiddebugkey -keystore "C:\Documents and Settings\Administrator.android\debug.keystore" | "C:\OpenSSL\bin\openssl" sha1 -binary |"C:\OpenSSL\bin\openssl" base64

4. Enter Password:

   • When prompted for a password, enter "android".

5. Retrieve Key Hash:

   • This command will generate the key hash for your application. It will be a long string of characters.

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