BANK CARD PASSWORD PROTECTION METHOD AND SYSTEM

摘要

A bankcard password protection method includes the steps: a security processor randomly generates a public and private key pair; the security processor sends a public key to an application processor; the application processor acquires a bankcard password, encrypts the bankcard password by means of the public key and sends the encrypted bankcard password to the security processor; and the security processor decrypts the bankcard password by means of a private key. In this way, the bankcard password protection method of the invention improves the security of the bankcard password input process and brings a better experience feeling to customers.