ProvidersLogger.java

package info.osom.sandbox;

import android.util.Log;
import java.security.Security;

public class ProvidersLogger {
    public static void log() {
        int i = 1;
        String provider;
        while ((provider = Security.getProperty("security.provider." + i++)) != null) {
            Log.d("LOG", provider);
        }
    }
}