Yes, especially since this sounds like a government agency. Some contractor snuck a backdoor into your email servers and is secretly reading them? Imagine what kind of corrupt practices, up to and including foreign espionage, that they could get up to. They could have been justified in sending in the FBI or CIA if this was the US. Probably would have put a stop to their vendor problems really quick.
> On 21 July 2006, Adamo Bove, predecessor of Tavaroli as responsible of security at the Telecom company and former DIGOS member, died in Naples by falling from a motorway bridge. Bove had discovered a flaw in the system which enabled people to enter the Telecom system and implement wiretaps without leaving a trace.