Earlier we have covered about the WhatsApp end to end encryption of messages WhatsApp End to End encryption–Better security upgrade your WhatsApp. Viber is also moving on the same way the latest version Viber 6.0.0 (Android) adds end to end encryption of your messages.
There are more new features added to the latest version they are
Group messages and even the cross platform messages will be end to end encrypted
You can hide specific chat, so that that will not be visible to all
Contact authentication
The new features will be available on Android, iOS, Windows and Mac.
Here are some screenshots after I upgraded my Viber desktop application
When I clicked Scan with my phone the application automatically opened the QR code scanner and after scanning it got the below screen on desktop application
The updates are rolling out now. Upgrade your Viber.