Portable keying device and method

Details Portable keying device and method Portable keying device and method

2001-05-14

2008-05-20

Tran, Ellen (Department: 2134)

Cryptography

Communication system using cryptography

Symmetric key cryptography

Reexamination Certificate

active

07376234

ABSTRACT:
A portable encryption key installation system is disclosed that includes a portable keying device for installing a data communications encryption in an electronic terminal. The portable keying device securely reprograms the encryption key in the electronic terminal without having to remove the terminal from its shipping container or ship the electronic terminal off-site. Furthermore, the portable keying device securely reprograms the encryption key in the electronic terminal without having to dismantle the terminal, de-activate any anti-tampering features, or re-bond the terminal.

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