Seravault is a progressive web app that allows users to encrypt confidential information and securely share with others. The app implements end-to-end encryption so that the man-in-the-middle attack vector is eliminated. Multi-factor authentication is implemented to decrease the probability that an attacker can impersonate a user to gain access.
A C# secure file sharing with DRM example was implemented with the Transparent File Encryption and Control Filter Driver SDK. The shared file was encrypted with a unique 256-bits key, store the file access policies in a central server, share the encrypted files with fully control. You can grant, revoke or expire the file access at any time, even…