41. Each time an image is altered a new watermark will overlay the old, leaving an audit trail . 42. In clinical research, server based systems call Clinical Trial Management Systems ( CTMS ) require audit trails . 43. The CBOT adopted nine recommendations to improve the audit trail but doesn't plan to impose four others. 44. IRU uses these blocks and other information on the audit trail to perform the fastest possible recovery operations. 45. I did a complete audit trail . 46. Affected files are reloaded from the last backup and appropriated updates are applied from the audit trail files. 47. Kellner was one of the first proponents of a voter verifiable paper audit trail for electronic voting machines. 48. Log Management solutions are often used to centrally collect audit trails from heterogeneous systems for analysis and forensics. 49. The audit trail is not affected. 50. But audit trails do not lie.