IP Library Granted Patent US 7,469,339
Granted Patent B2
US 7,469,339 · App. 09/932,013 · Granted Dec 23, 2008

Secure multiple application card system and process

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Quick Facts
Patent No.
US 7,469,339
App. No.
09/932,013
Granted
Dec 23, 2008
Kind
B2
Abstract

A secure multiple application card system and process is provided having secure loading and deleting capability by use of a Certification Authority and Personalization Bureau. The certification authority maintains the security of the system by requiring IC cards to be injected with its public key and a card identifier for uniquely identifying each card, by providing a personalization data block for each card, and by signing with its private key all applications to be loaded or deleted from the IC card.

Claims (6)

1. A method for securely loading an application onto at least one integrated circuit (IC) card, comprising:

a first step of determining, based at least upon an encrypted personalization data block, whether the at least one IC card is part of a qualified set of IC cards to accept loading of said application; and

a second step of loading the application onto the IC card only if the first step determines that the IC card is qualified to accept the loading of the application.

2. A method for securely deleting an application from at least one integrated circuit (IC) card, comprising:

a first step of determining, based at least upon an encrypted personalization data block, whether the at least one IC card is part of a qualified set of IC cards to accept deleting of said application; and

a second step of deleting the application from the IC card only if the first step determines that the IC card is qualified to accept the deleting of the application.

Assignments (4)
MERGER Recorded Sep 19, 2008
From: STEPNEXUS HOLDINGS
To: MULTOS LIMITED
Reel/Frame 021547/0494 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 9, 2008
From: EVERETT, DAVID BARRINGTON; MILLER, STUART JAMES; PEACHAM, ANTHONY DAVID; SIMMONS, IAN STEPHEN; RICHARDS, TIMOTHY PHILIP; VINER, JOHN CHARLES
To: MONDEX INTERNATIONAL LIMITED
Reel/Frame 020345/0425 →
CHANGE OF NAME Recorded Apr 27, 2007
From: BAMBOO HOLDINGS
To: STEPNEXUS HOLDINGS, A CAYMAN ISLAND EXEMPTED LIMITED COMPANY
Reel/Frame 019215/0987 →
ASSET PURCHASE AGREEMENT Recorded May 10, 2006
From: MONDEX INTERNATIONAL LIMITED
To: BAMBOO HOLDINGS, A CAYMAN ISLANDS EXEMPTED LIMITED COMPANY
Reel/Frame 017596/0140 →