CipherShed - CipherShed is a program that can be used to create encrypted files or encrypt entire drives...
Sandboxie - Sandboxie is a program for Windows that is designed to allow the user to isolate individual programs on the hard drive.
VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
Shadow Defender - Shadow Defender is an easy-to-use PC/laptop security and privacy protection tool for Windows operating systems. DownloadShadow Defender is an easy-to-use PC/laptop security and .
AES Crypt - AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).
Reboot Restore Rx - Reboot Restore Rx (freeware) prevents any and all changes made on your drive(s) making those PC's bulletproof and unbreakable.