Messaging app Viber is adding self-destructing chats for its 800 million users

You might not have heard of Viber, but it’s one of the world’s biggest messaging apps — more than 800 million registered users worldwide, with strong followings in parts of Asia, eastern Europe, and northern Africa. Now, in order to give its customers a little more privacy and security, the company is introducing a new feature named “secret chats.” This basically gives users the option of starting conversations that self-destruct after a certain time limit.It follow