Tmall Supermarket Card is an online payment method under Alibaba, which is highly secure. When shopping, users can scan the QR code with their mobile phone to pay without entering bank card information, which effectively avoids the risk of personal bank card information being leaked.

At the same time, Tmall Supermarket Card has also adopted multi-level security measures, including encrypted transmission and real-name authentication, to ensure the safety of users' funds. However, as a user, you also need to protect your account and password to prevent your personal information from being stolen. In short, Tmall Supermarket Card is a relatively safe online payment method, and users should be vigilant when using it and strengthen the protection of their personal information.