On the face of it, the Afghan data breach is very bad indeed. It is arguably the worst leak of secret UK government names since the former MI6 officer Richard Tomlinson went rogue and published a list online containing dozens of names of MI6 officers in 1999.

U.K. media reported that the names of more than 100 special forces troops, MI6 spies and military officers were part of the leak.

The details of more than 100 Britons, including spies and special forces personnel, were included in a massive data