I hope the links bellow help!

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Note added at 14 mins (2013-05-15 07:34:04 GMT)
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An audit trail (or audit log) is a security-relevant chronological record, set of records, or destination and source of records that provide documentary evidence of the sequence of activities that have affected at any time a specific operation, procedure, or event. Audit records typically result from activities such as financial transactions, scientific research and health care data transactions, or communications by individual people, systems, accounts, or other entities.

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Note added at 15 mins (2013-05-15 07:35:31 GMT)
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audit trail - (Business / Commerce) a record of all the transactions or data entries that a person or firm has carried out over a specific period

عمليات تتبع مراجعة البيانات غير القابلة للتعديل

عمليات تتبع لمراجعة الحسابات غير القابلة للتعديل
أحسن الأستاذ هاني في التعبير، ولكن هي حسابات وليست بيانات، كما أنه أحسن أخرى في وضع أل التعريف بعد غير، وهذا الصحيح لغويًا