Hardware

Clipper Chip

hardware:clipper_chip

Specialized government-developed encryption microchip with a built-in backdoor key intended to let the government decrypt messages.

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Mentioned in

Relationships

Direction Predicate Other entity Origin EP
outgoing USES cryptography Explicit 12
outgoing DISCOVERED_BY Matt Blaze Explicit 12
incoming USES AT&T Explicit 12

Claims

Clipper Chip USES cryptography

The Clipper Chip was developed as a mechanism for electronically encrypting data.

Explicit Confidence 97% · Jack Rhysider EP 12 Details

“a new way to encrypt data electronically using a specialized computer microchip”

Jack Rhysider · offsets 15421–15500

AT&T USES Clipper Chip

AT&T added the Clipper Chip to its phone after the government urged it to do so.

Explicit Confidence 99% · Jack Rhysider EP 12 Details

“AT&T added the Clipper Chip into the phone”

Jack Rhysider · offsets 15911–15953

Clipper Chip DISCOVERED_BY Matt Blaze

Matt Blaze demonstrated that the Clipper Chips were insecure and exposed flaws in their design.

Explicit Confidence 99% · Cindy Cohn EP 12 Details

“Matt Blaze, who’s now a professor at the University of Pennsylvania of Computer Science, a very famous computer science professor demonstrated that these Clipper Chips were really insecure”