■ SHA-1
Refer to https://stackoverflow.com/a/47609031
import android.util.Base64;
byte[] sha1 = {
(byte)0x01, (byte)0x01, (byte)0x01, (byte)0x01, (byte)0x01, ...
};
Base64.encodeToString( sha1, Base64.NO_WRAP );
■ .p12
keytool -export -alias 1 -storetype pkcs12 -keystore CERTIFICATE.p12 | openssl sha1 -binary | openssl base64