Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.
docNCRYPT - docNCRYPT is a cybersecurity platform which only focuses on its core services in protecting your email directly from the different email service provider and allows you to integrate your business email portal in the online service.
ChatSecure - ChatSecure is a free and open source messaging app that features OTR encryption over XMPP.
Cryptzone - Cryptzone is a cyber-security platform which gives different solution for a potential client to integrate their business with this web-based service and save their business transaction from malware attacks, internal and external threats, it gives a …
Keybase Chat - End-to-end encrypted chat built into Keybase
Protected Trust - Protected Trust works to enable businesses to experience high productivity and security with Microsoft 365 and Surface.