Jitsi - Secure communications / Desktop Sharing / SIP etc.

[cass]

Sounds as a promising alternative to skype .. i begin to think it's worth a try…

Jitsi Meet - Web Conferences
✔ 100% open source
✔ Encrypted by default
✔ HD audio with Opus
✔ No account needed
✔ Presentations and desktop sharing
✔ Integrated chat
✔ Invite by pretty URLs https://MySite.com/OurConf

Security

    Encrypted password storage
    Password protection with a master password
    Encrypted Instant Messaging with Off-the-Record Messaging (OTRv4)
    Chat authentication with the Socialist Millionaire Protocol over OTR
    Call encryption with SRTP and ZRTP for XMPP and SIP
    Call encryption with SRTP and SDES for XMPP and SIP
    DNSSEC support

https://jitsi.org/