1. 51 Credit Card Manager is still very safe.

2. In addition to repayment services, several other functions are by-product services provided based on obtaining bill data. Information such as the latest payment date and available credit limit are all listed directly on the bill. Bill analysis is also some simple classification statistics based on the original bill data or the use of some statistical methods to provide new things.

3. Bill acquisition is only imported through your bill receiving email address. This process is only related to your email address. All you need to provide is your email account and email login password, and it does not involve you. credit card password. This is similar to the POP client of the mailbox. If you are relatively confident about the POP function of the mailbox, then you can rest assured about this.

4. The principle of repayment service is to use various existing methods - third-party payment, online banking transfer, quick payment combining third party and online banking, etc. These transfer payment methods are now widely used in all aspects of our lives. Safety issues are also taken seriously by all parties, and with everyone's efforts, safety should be guaranteed. I believe that technology and using these tools and software can provide convenience to our lives.

5. It should be noted that security is not simply the responsibility of the service provider. As users, our security awareness is the first priority. Improve our screening capabilities, raise awareness of safety precautions, and eliminate some hidden dangers caused by errors caused by personal reasons. Only in this way can safety be with us continuously.