Although this is a much smaller exposure than the other UK one discussed here earlier today it's far more serious as it puts lives at risk.

Extraordinary failure, not least because - according to the report - rather than a targeted state hack, somebody just supplied the info when asked.

The FoI request had asked the PSNI for a breakdown of all staff rank and grades.

But as well as releasing a table containing the number of people holding positions such as constable, a spreadsheet was included.

This contained the surnames of more than 10,000 individuals, their initials and other data.