Follow the below mentioned steps and get your facebook keystore details :
- Download Openssl from: openssl-for-windows
- Make a openssl folder in C drive
- Extract Zip files into openssl folder
- Copy the File debug.keystore from .android folder in my case (C:\Users\shraddhas\.android) and paste into JDK bin Folder in my case (C:\Program Files (x86)\Java\jdk1.6.0_17\bin)
- Open command prompt and give the path of JDK Bin folder in my case (C:\Program Files (x86)\Java\jdk1.6.0_17\bin).
- Copy the code and hit enter : keytool -exportcert -alias androiddebugkey -keystore debug.keystore > c:\Openssl\bin\debug.txt
- Now you need to enter password, Password = android.
- See in Openssl Bin folder you will get a file with the name of debug.txt
- Now either you can restart command prompt or work with existing command prompt
- comes to C drive and give the path of openssl Bin folder
- copy the following code and paste openssl sha1 -binary debug.txt > debug_sha.txt
- you will get debug_sha.txt in openssl bin folder