audit trail
noun[C]
ukusACCOUNTING
documentsandrecordsthat show thehistoryof a company'sfinancialactivities,examinedby someone who is doing anaudit(=checkinga company'saccounts):
Theaudittrailmust besupportedbysufficientdocumentationtofollowatransactionfrombeginningto end.
You shouldmaintainanadequateaudittrailof alltransactions.
IT
arecordof theactivityon acomputerorcomputersystem:
It'simportanttokeepanaudittrailtoseewho haschangedadocumentand when.
Thedatabaseprovidesafullaudittrailofactivity.