Edited sentence: Mr Grech, in his respone to the Auditor General's Report, indicated that he had been advised by a senior Treasury officer that an IT system failure in Treasury had ment that searches for emails in Treasury were not likely to be sucessful, and these searches had evedently also failed to discover the fake email created by Mr Grech.This is despite the use in all Government agencies of highly secure firewalls and gateways that log all inbound and outbound traffic, and the extensive backups and fallback systems used in Treasury, particulary prior to the delivery of the annual Budget