"The UK's Serious Fraud Office ..."
I find it somehow comforting that the United Kingdom must have a Lighthearted Fraud Office. That's as it should be. I'm guessing that low-level offenders are given a sound smacking with a rolled up copy of The London Times.
This story is an illustration of why Yahoo suddenly remembered the massive data breach they had a couple of years earlier. The guys in the Armani suits don't like to go to prison, so they suddenly remember all sorts of alarming things that they forgot to tell the rest of us.