Payment shield is a security solution launched by Alipay. Payment Shield (Tianwei) is a security product jointly launched by Tianwei Chengxin, a third-party authority. It is a tool with electronic signature and digital authentication to ensure the confidentiality, uniqueness, authenticity and integrity of your online information transmission. The payment shield is like a shield, which always protects the security of the funds and accounts you operate on Alipay. Three characteristics of payment shield security When handling any fund business on Alipay website, there is no need to worry about various security risks such as trojans, phishing websites and hackers. The payment shield will ensure the safety of your online transaction funds and your Alipay account. Payment shield is a physical security tool similar to USB flash drive. Its built-in micro smart card processor can block various risks and keep your account in a safe environment all the time. The only payment shield is the corresponding binding relationship with your Alipay account, thus ensuring the safety of your Alipay funds. After applying to use the payment shield, if you log in to Alipay without inserting the payment shield, you can only make account inquiries, and you can't make any other fund changes. Only the payment shield of matching account can be inserted for operation. This is equivalent to the payment shield is a "key" you have, which enhances the security of your account. Convenient to operate on any computer, eliminating the trouble of digital certificate backup. With the payment shield, you can have a higher payment limit for capital transactions. Users don't need to master any knowledge about digital certificates, but they can also master them easily. You can log in to your Alipay account directly, click on the "Payment Shield" column, agree to the relevant terms, fill in your delivery address and contact number in turn, and pay the required fees online. Price: 58 yuan buys it once and uses it for life, so it is recommended to use it well and put safety first.