Question

During the development of a new customer portal, the project team decides to integrate with a 20-year-old core banking system using screen-scraping because the legacy system has no documented APIs. An IS auditor reviewing the design should be MOST concerned that this approach:

Accepted Answer

May break silently when the legacy system's screen layouts change, causing undetected data transfer errors

Answer

Will require additional user acceptance testing before go-live

Answer

Increases the number of interface points that must be documented

Answer

Could slow the response time of the new customer portal during peak hours