The European Commission has decided to adopt for its staff Signal for its communications. Signal is the app chosen by privacy activists and journalists because of its end-to-end encryption and open-source technology. Edward Snowden is probably his most illustrious users and testimonial. Signal is easy to use like popular messaging service WhatsApp, but differently from Facebooks owned service. The Conservative party started using the secure messaging service Signal for internal communications with Tory MPs, as an alternative of the insecure WhatsApp app.”]
Source: https://securityaffairs.co/wordpress/98425/security/european-commission-signal-app.html