a database containing the usernames and phone numbers of approximately 4.6 million Snapchat users . Nefarious individuals could have used that information to profile targets across multiple web accounts . We also ca n't forget about the security incidentAttack.Phishingthat occurred back in February 2016 . In that attackAttack.Phishing, someone posed asAttack.Phishingthe company 's CEO and convinced a Snapchat employee to send over payroll information . The successful phish ultimately compromisedAttack.Databreachdozens of employees ' identities . To be fair , a mega breach on the scale of what affected LinkedIn , Tumblr , and Yahoo has yet to strike the messaging app . But that 's not to say criminals are n't trying to find a way into people 's accounts . Hackers clearly have Snapchat in their sights , which is why users need to learn how to spot the warning signs of a hack and how they can recover their accounts if someone compromises them .