M&S hackers 'got into system due to colossal blunder - and sat in system for 52 hours before alarm was raised'
Believed to have been from the Scattered Spider group, the attackers got into the retailer's IT systems via a contractor and were able to work undetected in the systems for 52 hours
Believed to have been from the Scattered Spider group, the attackers got into the retailer's IT systems via a contractor and were able to work undetected in the systems for 52 hours
