15 January 2021, 8:17 am EST By Signal App Security Setting: How to Make Safe Even Safer ( Screenshot From Pxhere Official Website ) With WhatsApp now requiring its users to share their own personal data with Facebook and Elon Musk as well as Edward Snowden's recommendation to use Signal, it seems like the user base has just gotten bigger. With Signal reportedly becoming pretty secure, there are actually a few things that users can do in order to make things safer. Is Signal really private? Elon Musk's status was made to address the need for a more secure way of messaging people, the only thing he said was "use Signal" promoting the application. Edward Snowden has also been one to promote this app by advertising the safety that its encryption gives users.