The attacker can only get your account blocked but not gain access to it.
All Whatsapp users must beware of a newWhatsapp security flawthat allows anyone todeactivate your accountusing your phone number.
The hackersdont need any informationabout the user except the phone number.

The attacker can block your account in this flaw but will not gain any access to it.
Hackers only Need Phone Number to Block Your WhatsApp Account.
However, when they give a shot to sign on, the victim gets atwo-factor authentication codethat Whatsapp sends.

ESETs Jake Moore told,
There is no way of opting out of being discovered on WhatsApp.
Anyone can jot down in a phone number to locate the associated account if it exists.
Whatsapp is one of the most popular apps with a huge user base of billions of users globally.

At this moment, many users have not registered their accounts with their email addresses.
