![]() ![]() Many people use the same password or secret question on all their accounts, and once a single account is hacked, others can be easily compromised in a domino effect.When you're ready to redeem your voucher, please follow the instructions below. ![]() Ilia Kolochenko, CEO of web security firm High-Tech Bridge, commented: "Chained attacks, using compromised passwords and personal data from previous breaches, will continue growing in the future. Attacks of this type have affected the UK National Lottery and online takeaway firm Deliveroo over recent weeks. Password reuse by victims has enabled cybercrooks to mount successful credential stuffing attacks. ![]() If customers believe they've been the victim of fraud, they need only to contact us, and we'll lock the account so no other pernicious activity can take place and refund any unauthorised purchases.įraudsters appear to have gained access to Groupon accounts after accessing log-in and password information leaked followed the compromise of third-party websites. When one of the other sites is compromised, fraudsters attempt to use those credentials in other places. Typically, we see this kind of activity when customers use the same password across multiple online sites. Nothing out of the ordinary for an e-commerce site. What we are seeing however is a very small number of customers who have had their account taken over by fraudsters. There has been no security breach or ‘hack’. In a statement, Groupon played down the scale of the fraud and blamed problems of password reuse by its customers rather than any hack on its systems. Groupon’s customer service has been criticised as taking up to 10 days to respond to subsequent complaints of fraud. UK consumer website MoneySavingExpert reports that “a number of Groupon users have seen £100s siphoned from their banks in recent weeks after fraudsters commandeered their accounts to make unauthorised purchases.” The first sign of fraud cropped up earlier this month, with Groupon account-holders receiving confirmation emails for products they hadn't purchased. Groupon has blamed fraudulent purchases from some UK customers' accounts on password leaks from other sites. ![]()
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