This handbook provides a cumulative supplement to the 1987 edition of the Handbook of EDP Auditing. It addresses the evolving landscape of electronic data processing (EDP) auditing, offering updated information and guidance for professionals in the field. The supplement aims to ensure auditors remain current with new technologies, methodologies, and regulatory changes impacting EDP systems.

The Handbook of EDP Auditing has historically been a foundational text for professionals in information systems auditing. This cumulative supplement, published in 1988, would have been crucial for keeping practitioners abreast of rapid technological advancements in the late 1980s. Its focus on updated techniques and regulatory changes suggests it was intended as a practical, authoritative resource for those managing and auditing complex EDP systems during a period of significant digital transformation.