lI know of no solutions in Perl although there
are libraries for
Python, Ruby, Java. In principle you could wrap one of them
lWe needed one
at the BBC so I wrote one called IFL::Authz and hope to release it to CPAN
Ferraiolo et al. "Proposed
NIST Standard for Role-Based Access
paper has a Functional Specification of an API written in the Z formal language which I adapted to Perl. Z is nice match for the mathematical set theory underlying RBAC though there are some errors in the paper.