Method of distributing scrambled services and/or data

Details Method of distributing scrambled services and/or data Method of distributing scrambled services and/or data

2003-12-11

2010-11-02

Lanier, Benjamin E (Department: 2432)

Information security

Access control or authentication

Network

C726S020000, C726S027000, C380S210000, C380S247000, C380S259000, C380S279000, C713S150000

Reexamination Certificate

active

07827594

ABSTRACT:
A method and system for distribution of scrambled data and/or services to at least one master terminal and to at least one slave terminal linked with the master terminal. The method and system transmit to the master terminal a first secret code and transmit to each slave terminal a second secret code in a biunique relationship with the first secret code, and authorize the reception of the data and/or services by a slave terminal only if the first secret code is previously stored in the slave terminal.

REFERENCES:
patent: 4633309 (1986-12-01), Li et al.
patent: 5748732 (1998-05-01), Le Berre et al.
patent: 6405369 (2002-06-01), Tsuria
patent: 2002/0051539 (2002-05-01), Okimoto et al.
patent: 2003/0097563 (2003-05-01), Moroney et al.
patent: 2 779 599 (1999-12-01), None

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