Christopher Alm

ORKA – Organizational Control Architecture Deliverable AP 2 . 1 Role-based Authorization Constraints On Classifying Authorization Constraints Approaches

K. Sohr, Christopher Alm, Hitec, 2006 .

Technologie-Zentrum Informatik ReportTechnical 51 A Classification Framework Designed for Advanced Role-based Access Control Models and Mechanisms

K. Sohr, Ruben Wolf, Christopher Alm, 2009 .

A Classification Framework Designed for Advanced Role-based Access Control Models and Mechanisms

Ruben Wolf, Karsten Sohr, Michael Drouineaud, 2009 .

An Extensible Framework for Specifying and Reasoning About Complex Role-Based Access Control Models ?

Christopher Alm, Christopher Alm, 2009 .

The OPL Access Control Policy Language

Ruben Wolf, Joachim Posegga, Christopher Alm, 2009, TrustBus.