Episode 27 – The Spreadsheet That Became a System… Without Anyone Noticing | CISA Domain 4: Shadow IT & End-User Computing

CISA Domain 4: Shadow IT & End-User ComputingThis episode is part of the CISA Domain 4 Deep-Dive Series, a structured curriculum that covers every subtopic in the 26% Information Systems Operations & Business Resilience domain. Each episode blends CISA exam reasoning with real-world audit leadership.In Episode 27, we explore how a simple spreadsheet evolved into a critical, undocumented, untested system used for financial adjustments — invisible to IT, unsupported by change controls, and full of hidden logic. This scenario highlights the dangers of end-user tools becoming production systems without governance.You’ll learn:✔ What CISA really tests under Shadow IT & End-User Computing✔ Why EUC tools become high-risk when they support critical processes✔ How junior auditors think vs. how audit leaders assess governance maturity✔ What evidence auditors must review: formulas, macros, access rights, documentation✔ How to identify ungoverned systems that silently shape business decisions✔ How to evaluate risk and recommend migration to supported platformsThis episode is foundational for mastering operational and governance risks in Domain 4.If you’re preparing for CISA or sharpening your audit judgment,explore the CISA Gold Standard Series by M.G. Vance on Amazon.📘 Amazon link: ⁠https://www.amazon.com/dp/B0FX526S3V⁠We don’t just help you pass.We prepare you to become formidable in the field.