@Override
    public boolean isIgnoredActivity(Activity activity) {
        String clazzName = activity.getClass().getName();

        // ignored activities
        if (mIgnoredActivities.contains(clazzName)) {
            Log.d(TAG, "ignore activity " + clazzName);
            return true;
        }

        return false;
    }
Set the algorithm used in {@link #setPasscode(String)}
lib/src/main/java/com/github/omadahealth/lollipin/lib/managers/AppLockImpl.java