A Look At Identity Based Encryption
Paul Korzeniowski writes for Investor's Business Daily about "identity-based encryption" - a new approach that simplifies the management of encryption keys by using something like an email address (an identity) as the basis for a public encryption key. Korzeniowski reports that Ferris Research did a cost comparison between the IBE and PKI approaches and found that an IBE system costs one-fourth as much to operate as a traditional PKI-based approach.
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