Choose your WhatsApp username carefully
ID: 528bfcb7-c36c-5486-b7a3-28c2b954976f
STIX ID: report--528bfcb7-c36c-5486-b7a3-28c2b954976f
Feed Name: Malwarebytes Blog
**Executive summary:** The article warns users about Meta's new WhatsApp username feature and advises against reusing existing Facebook or Instagram handles because linking accounts via Accounts Center makes identities across Meta apps more easily correlated; this increases privacy exposure and can enable social-engineering or impersonation attacks, so the safest option is to choose a unique WhatsApp-only username and enable available contact restrictions.
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