Vanishh lets you send self-destructing emails and preventsforwarding that email

Circles of Trust™ is an enterprise application that provide filebased protection. It enables the protection of high value dataregardless of whether it is at rest or in motion. It is an easy touse security solution that allows end users to create a “trustedgroup” of people for simple and secure sharing. Encryption followsthe data wherever it goes whether on an email, USB or sitting onsomeone’s desktop - only people in the Circle can access the file.Circles of Trust™ is available as a managed enterprise version. Itsupports mobile devices and are compatible with all major clouddevices. Threat models that Connected Circles of Trust™ addressesinclude: external hackers, lost or stolen devices, and accidentaldata exposure.

CODA is a collaboration platform with built-in security and privacy