If you open a stock index futures account again, you will use the password of this digital certificate, so don't set this password casually, try to set it as a password that you can remember.
Digital certificate refers to a kind of digital authentication that identifies the identity information of all parties in Internet communication, and people can use it to identify each other's identity on the Internet. Also known as digital recognition. Digital certificate ensures the integrity and security of information and data by encrypting or decrypting the information and data of network users in computer network communication.