After completing the survey, they are forced to download multiple third-party applications, which run the risk of spreading malware on smartphones. It doesn’t end here The malicious voice calling invite also ask users to invite friends, before testing the feature, thus putting other users at risk of losing confidential data. The message looks like “Hey, I am inviting you to try WhatsApp Calling, click here to activate now”. Hence, if you receive any kind of message similar to this, Do not open it , Do not click on the link , Do not forward it to friends . WhatsApp has not announced the calling feature officially, It is in beta stage so users are advised to wait until WhatsApp enable this feature  for everyone. However, now the big question is rising that if WhatsApp has added encryption for messages sent among its users to prevent messages from being hacked or monitored then how those scam messages are coming?. If WhatsApp itself is not collecting and selling its users data then – from where are these companies getting the mobile numbers of millions of WhatsApp users?