selected publications

• academic article

  • A delegation model for extended RBAC.  International Journal of Information Security.  9:209-236. 2010

• chapter

  • An Extended Role-Based Access Control Model for Delegating Obligations.  Lecture notes in computer science. 127-137. 2009
  • Revocation Schemes for Delegation Licences.  Lecture notes in computer science. 190-205. 2008