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US 4200770

The Math That Makes Every HTTPS Connection Secure

Whitfield Diffie, Martin Hellman, and Ralph Merkle's 1980 Stanford patent describes public-key cryptography — the breakthrough that enables two strangers to establish a shared secr…

Statusactive

Granted1980

Expires1997

Claims15

Forward citations708

Prior art2

AssigneeLeland Stanford Junior University

InventorsMartin E. Hellman, Bailey W. Diffie +1

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