Applying the Principle of Least privilege [1] you should not let this system download from arbitrary sites and maintain a blacklist. I don't think the field has

Applying the Principle of Least privilege [1] you should not let this system download from arbitrary sites and maintain a blacklist. I don't think the field has advanced to the point of having one specific to this use case. [1] https://en.wikipedia.org/wiki/Principle_of_least_privilege https://en.wikipedia.org/wiki/Principle_of_least_privilege