Towards a Secure and Borderless Collaboration between Organizations: An Automated Enforcement Mechanism

Algorithm 1

Mapping from one XACML profile to Generic-XACML.

Input: XACML profile document

Output: Generic-XACML document

Require: unified combining algorithm;

Create PolicySet element with empty Target;

Create Policy element with empty Target;

Parse the XACML document;

forall PolicySet element do

 forall Policy element do

  forall Rule element do

   Combine Rule Target with current policy and PolicySet Targets;

   Combine Rule obligationExpressions with current policy and PolicySet obligationExpressions;

   Combine Rule AdviceExpressions with current policy and PolicySet Targets AdviceExpressions;

   Insert current Rule in the Generic-XACML document;

Return Generic-XACML document;