Facebook Android Key hash debug and release
for debug build use command on mac system —
keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore | openssl sha1 -binary | openssl base64
Password for debug.keystore is “android”
For release Build
keytool -exportcert -alias <aliasName> -keystore <keystoreFilePath> | openssl sha1 -binary | openssl base64NOTE : Make sure that in both cases it asks for a password. If it does not ask for a password, it means that something is wrong in the command. Password for debug.keystore is "android" and for release you have to enter password that you set during create keystore.