Hey! Yep, you can totally use a policy engine like XACML or OPA with Zanzibar. We talk about that a little further down in the post. The "public" example was m

Hey! Yep, you can totally use a policy engine like XACML or OPA with Zanzibar. We talk about that a little further down in the post. The "public" example was meant to be a simple example of attribute-based access control but you could replace that with other similar ABAC examples for why you might need to bring in an additional policy engine.