Following the publication online of data from 533 million Facebook users, the CNIL published a set of advice intended for potential victims. First of all, the authority recommends not to download this huge data file, firstly because it is illegal, but also because it is risky.
“Such files present on the Web can con get malicious programs, such as viruses’, underlines the CNIL.
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In fact, the authority advises not to even try to verify your membership in this file, but to pretend it is. Either way, this information can no longer be deleted.
Also, even if you are not listed, you may be listed in another file that is not yet public. The vulnerability that made this collection possible was simple enough that it was known to a large number of hackers.
In fact, the only thing we can do is limit the consequences of this leak.
“Considering that the data breach leaked the phone numbers and email addresses of millions of users, be vigilant for any emails or text messages that could be phishing attempts (especially messages of unknown origin). including a link).
In particular, watch out for messages that appear to come from your bank or insurance asking you to verify information or make a transfer. In case of doubt about a message received (unusual contact, password request, spelling errors, suspicious link), it is preferable to contact directly, for example, an advisor from the establishment concerned. “, alerts the CNIL in its blog note.
In addition, the authority recommends changing your Facebook password, deleting unnecessary or sensitive information and checking the level of confidentiality of the content you publish, using the wizard provided for this purpose.
Finally, do not hesitate to accompany people around you who may be victims of this leak.