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Dive into the research topics where John Michael Walker is active.

Publication


Featured researches published by John Michael Walker.


Archive | 2003

Method and apparatus for handling user identities under single sign-on services

Luis Barriga; Avelina Pardo-Blazquez; John Michael Walker; Jesús-Angel de Gregorio


Archive | 2003

User selector proxy, method and system for authentication, authorization and accounting

Juan Antonio Sanchez Herrero; Anna Maria Lopez Nieto; John Michael Walker


Archive | 2004

Servers and methods for controlling group management

Fabian Castro Castro; Juan Antonio Sanchez Herrero; John Michael Walker


Archive | 2003

Means and method for generating a unique user's identity for use between different domains

Avelina Pardo-Blazquez; Miguel Carretero Gomez; John Michael Walker; Miguel-Angel Monjas-Llorente; Jesus-angel De-gregorio-rodriguez


Archive | 2008

Application specific master key selection in evolved networks

John Michael Walker; Susana Fernandez Alonso; Mats Näslund


Archive | 2005

Apparatus and Method for Differentiating Services in Multimedia Networks to Roaming Subscribers

John Michael Walker; Juan Antonio Sanchez Herrero


Archive | 2005

Provision of public service identities

Juan Antonio Sanchez Herrero; John Michael Walker; Maria Esther Terrero Diaz-Chiron


Archive | 2007

SELECTION OF SUCCESSIVE AUTHENTICATION METHODS

Susana Fernandez Alonso; Mats Näslund; John Michael Walker


Archive | 2007

Method and apparatuses for authentication and reauthentication of a user with first and second authentication procedures

John Michael Walker; Susana Fernandez Alonso; Mats Näslund


Archive | 2006

AUTHENTICATION IN A COMMUNICATIONS NETWORK

Fredrik Lindholm; David Castellanos; John Michael Walker

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