METHOD FOR BROADCAST ENCRYPTION AND KEY REVOCATION OF STATELESS RECEIVERS

Details for Australian Patent Application No. 2002228163 (hide)

Owner INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventors LOTSPIECH, Jeffrey, Bruce; NAOR, Dalit; NAOR, Simeon

Pub. Number AU-A-2002228163

PCT Pub. Number WO2002/060116

Priority 09/770,877 26.01.01 US

Filing date 23 January 2002

Wipo publication date 6 August 2002

International Classifications

H04L 009/00 Arrangements for secret or secure communication

Event Publications

6 February 2003 Application Open to Public Inspection

  Published as AU-A-2002228163

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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