International Business Machines Corporation

Christopher M Dettlaff

Paul William Bennett

Michael C Thompson

William J O'Donnell

Elisa Ferracane

A method, data processing system, and computer program product for managing user identification information. A determination is made whether an instance of security information in use on the first application server and referenced by a token that has expired was generated by an application server compatible with a first application server in response to receiving the token. A determination is made whether the instance of the security information is managed by a set of rules for a group of users of the first application server. A determination is made whether a user identifier from the token is authorized to access the first application server. The token is renewed in response to determining that the user identifier is authorized to access the first application server.

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Apex, NC, United States of America

Christopher M Dettlaff