Auditing through the Computer (CAAT)

Emphasizes input & processing

• Transaction tagging - electronically marks a transaction
• Embedded audit modules - collects transaction data for the auditor
• Test data - runs fictitious data for the auditor
• Integrated test facility (data checks) - runs fictitious data for auditor
• Parallel simulation (re-performance) - process actual client data through auditor controlled program
• Generalized audit software packages - perform tests of controls &substantive tests directly on Client system
• allow the auditor to independently process & verify client electronic data processing records