And Cai Yun SMS verification code will reveal personal information when others log in?

If you use the verification code of He Yun SMS, you tell others about the verification code or log in to other people's devices with the verification code, your personal information may be leaked, because others can log in to your account with the verification code to obtain your personal information. Therefore, it is recommended that you do not disclose the SMS verification code to others during the login process, and at the same time, you should protect your equipment and account, and modify your password regularly to ensure the security of your account.