Iron Key is a program that encrypts files or folders, and produces self-extracting encrypted files, which can be sent over the Internet. Unlike Kryptel, Iron Key does not require your correspondent to have any cryptographic software installed. The only thing the recipient needs to decrypt the data is the right password.
Our Review: Freeware encryption at its best. Iron Key basically consists of an icon on your desktop onto which you can drag a file or folder. Iron Key then, in turn, creates a self-extracting encrypted file protected by a password - no muss, no fuss. One of the most intuitive encryption programs around.
NB. For more features you can upgrade to Silver Key for a pruce