Cryptra is an unbreakable encryption program for sending encrypted email attachments and/or the secure uploading of off-site backup files to remote servers. One Time Pad (OTP) encryption is used. This program builds you a Key on a USB flash drive.
... of off-site backup files to remote servers. One Time Pad (OTP) encryption is used with a True Random Number OTP file. This program builds you a Cryptra Key on a USB flash drive. The key holds the Cryptra software, the OTP file (5 MB for trial key), and the Cryptra .... Free download of Cryptra 4.1.2.0