Java tutorial
import javax.crypto.Cipher; public class MainClass { public static void main(String[] args) throws Exception { Cipher cipher = Cipher.getInstance("Blowfish/ECB/NoPadding"); System.out.println(cipher.getProvider()); cipher = Cipher.getInstance("Blowfish/ECB/NoPadding", "BC"); System.out.println(cipher.getProvider()); } }