Bertino, Elisa [y otros] <br/><br/>
Decentralized administration for a temporal access control model 

<br/><br/>In this paper we present a temporal access control model that provides for decentralized administration of authorizations. Each access authorization, negative or positive, is associated with a time interval limiting its validity. When the interval expires, the authorization is automatically revoked 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATABASE MANAGEMENT<br/>DATABASE SECURITY<br/>TEMPORAL AUTHORIZATION<br/>AUTHORIZATION ADMINISTRATION<br/>ACCESS CONTROL
<br/><br/><label>Universal Decimal Class. No.: </label>H004.65 INF