Financial & Managerial Accounting 3rd Edition by Charles Horngren,Harrison, Walter,Suzanne Oliver

Exercise 15

E-commerce control procedures
The following situations suggest a strength or a weakness in e-commerce internal controls.
a. Nerproducts sells merchandise over the Internet. Customers input their credit card information for payment.
b. Netproducts maintains employee information on the company intranet. Employees can retrieve information about annual leave, payroll deposits, and benefits from any computer using their login information.
c. Netproducts maintains trend information about its customers, products, and pricing on the company's intranet.
d. Tax identification numbers for all vendors are maintained in Netproducts' database.
Requirement
1. Identify the control that will best protect the company.