Signal is also open-source, which is unique on this list. That means anyone can look at and inspect the code used to make Signal work and ensure the app is doing what it's supposed to.

Signal and WhatsApp may look similar on the surface, but their philosophies couldn’t be more different. One is backed by a data-collecting corporation; the other is run by a nonprofit that ...

Despite WhatsApp's improved security features like end-to-end encryption, it's still hard to fully trust the app.

Signal is famous for good end-to-end encryption, WhatsApp is following suit. At DEFCON, two Austrians show what the messengers reveal nonetheless.

What is Signal? It's an app that can be used for direct messaging and group chats as well as phone and video calls. Signal uses end-to-end encryption for its messaging and calling services that ...

Several keys secure messages in the Signal protocol, as used by Whatsapp. Attackers can disable one of them, which is also ...

While WhatsApp has no monetization in place, like paying a subscription, neither does Signal. However, Signal is run as a non-profit and is funded through donations and grants.

The Signal Foundation, which has overseen the app since 2018, was initially launched with $50 million worth of funding from Brian Acton, a co-founder of WhatsApp.

WhatsApp has been banned on mobile devices belonging to members of the House of Representatives, though other messaging platforms including Signal – the app at the center of a major military ...

Signal provides disabling group links under group settings. On WhatsApp, you cannot disable links, but you can limit group invites to admin-only to keep control.