Business official email box based B2B service security verification method, apparatus, and server

A business official email box based B2B (Business-to-Business) service security verification method, comprising:

• S1, a service platform receiving an employee account and a password inputted in a log-in interface by a business employee, and verifying whether the employee account and the password are legal or not;
• S2, if yes, transmitting a log-in verification code to a business official email box to which the employee account corresponds;
• S3, the service platform receiving a verification code that the business employee inputs in the log-in interface, and determining whether the verification code is the log-in verification code or not;
• S4, if yes, the employee account successfully logging in the service platform;
• S5, the service platform receiving an email box change request and an email box-to-be-changed-to transmitted from the business employee, the email box-to-be-changed-to being a business official email box;
• S6, the service platform transmitting a change verification code to a management account email box to which the employee account corresponds;
• S7, the service platform receiving a verification code input by the business employee, and determining whether the verification code is the change verification code or not;
• and
• S8, if yes, changing the business official email box of the employee account to the email box-to-be-changed-to.