TalkTalk has revealed that 156,959 customers had their personal details accessed as part of the cyber-attack which occurred two weeks ago.
The virtual network explained that ongoing investigations by both TalkTalk and the Metropolitan Police the brand could now announce how many customers had been hit by the attack.
TalkTalk said that 15,656 bank account numbers and sort codes were accessed. Although, the brand added that the 28,000 credit and debit card numbers that were accessed could not be used for financial transactions as they could not be identified alongside the stolen data.
Scale of the attack
The MVNO said that its ‘ongoing forensic analysis of the site’ suggested that the scale of the attack was less severe than initially suspected. Only 4% of the company’s customers had sensitive personal data at risk according to the firm’s investigations.
TalkTalk Attack: Analysing the aftermath
TalkTalk said that it had contacted all its customers that had been affected and those who had financial details accessed. It also warned customers to be vigilant and take all precautions possible to protect against scam phone calls and emails.
This week the Department of Culture Media and Sport announced that it is launching an enquiry into the TalkTalk attack. The government department said that it was concerned about the nature of the attack and the response to it.
DCMS TalkTalk hack inquiry will address ‘serious issues’
Vodafone ‘disappointed’ by BT/EE merger approval
TalkTalk received ransom demand after cyber attack