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Person

Whitfield Diffie

A person with long, wavy blonde hair and a white beard wearing glasses and a brown blazer over a light gray shirt.

An American cryptographer who pioneered the concept of public-key cryptography. In 1976, working with Martin Hellman, he published a landmark paper introducing a method for two parties to securely establish a shared cryptographic key over an insecure, public communication channel, fundamentally altering the trajectory of modern digital security.

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