RealNews

A Simpler, More Personal Key to Protect Online Messages

A Silicon Valley start-up company on Tuesday plans to unveil a new approach to sending secure electronic messages and protecting data, a simpler alternative to current encryption systems, which use long digital numbers, called public keys. The new company, Voltage Security, which is based here, instead uses another unique identifier as the public key: the message recipient’s e-mail address. Under the Voltage system, the sender of a message uses software that converts the recipient’s e-mail address into a number and then encrypts the message using a mathematical formula. The recipient can then use a similar formula in conjunction with a secret key to decode the message. The company says it would be almost impossible for an eavesdropper to use the formula. The software can be used with several existing PC e-mail programs. Full Story

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