To ensure fairness, 123B works by using a Random Number Generator (RNG) to find out the result of all games. Independent 3rd-celebration firms consistently audit the RNG to ensure the games are truthful and unbiased. trong m?t kho?n th?i gian nh?t ??nh tr??c khi ?i?u ch?nh, t?t nh?t b?n nên dùng ph??ng pháp t? ??ng ho?c xây d?ng hàm ?? ki?m