The French mass distribution brand spoke out about a potential cyberattack which would have affected its services. Carrefour wants to reassure its customers and assures that their data “has not been compromised”.
[Mis à jour le mardi 21 janvier 2025 à 10 h 50] Carrefour responds to hacking rumors. On Monday, January 20, the major retail brand was in the news for reports of a cyberattack on part of its customer data. A computer hack which allegedly took place during the weekend of January 18 and 19. On X, an Internet user with extensive knowledge of the subject was the first to report the facts. He details in his message that the cybercriminal responsible for the case would have “put up for sale a database supposedly belonging to Carrefour (and) containing 13,000,000 lines”.
As we explained beforehand, there was no indication whether this hack was real or fictitious. The Internet user also explained it in his tweet: “No certainty about the veracity of this database and therefore of the cyberattack on Carrefour.” However, in view of recent events of similar cyberattacks occurring in other French brands (Auchan, Kiabi, Showroomprive.com), caution was required for all Carrefour customers.
Carrefour hacking: the brand denies the cyberattack
Monday evening, Carrefour informed our colleagues of Tech&Co that the hacking of his data did not take place. “At this stage, the analyzes lead us to say that Carrefour’s systems have not been the subject of an illegitimate connection and that our customers’ data has not been compromised. assures a spokesperson for the brand.
However, if the cyberattack were to be confirmed, Carrefour would be asked to inform the CNIL, the French personal data policeman. The group would also be required to contact affected customers as soon as possible.
As a reminder, the hacker announced on the BearchForums site, considered the hacker’s Amazon, that he had in his possession the personal data of some 13 million Carrefour customers. Information such as customers’ first name, last name, full mailing address and telephone number. As well as the email address, date of birth or even shopping cart information.
Therefore, faced with a potential threat, it is necessary to remember that means exist to protect against piracy. The whistleblower gives some of them:
- Change your Carrefour password if you have an account
- Use a password manager (like Proton Pass)
- Avoid clicking on links received by SMS or email if you are unsure of the veracity of the message
- Alert those around you (parents, grandparents, etc.)