T-Mobile US reportedly got hacked, tried to pay off hackers, but still got stung

Following a hack last year, US operator T-Mobile apparently tried to buy back the stolen data, a move which backfired as the data remained on sale nonetheless.
Having had the personal data of 30 million customers hacked last year, T-Mobile used a third party to contact and pay the hackers a $200,000 to stop it leaking – however they just sold it anyway, according to Vice’s tech arm Motherboard.
The data was apparently being sold on RaidForums, which seems to be some sort of online pi