21 April 2021, 04:04 am (Photo : Screenshot From Commons.Wikipedia.org) Signal Announces Difference Between Its App and Other Big Tech Apps: 'Signal Knows Nothing' Ever since WhatsApp announced that it will be sharing user data with Facebook a few months ago, the controversial issue pushed users of chat softwares to look for alternatives. Shortly after the announcement of the controversial WhatsApp update, users had decided to transfer their conversations to other WhatsApp alternatives like Signal and Telegram. Signal Encryption Application Signal, an end-to-end open-source encryption application tweeted out that when people make group chats, nobody ever invites the "Big Tech" to join but they still hang around and also know what users are talking about. The mention of Big Tech can be interpreted as the huge messaging applications of today.