The configuration changes to the existing control which would be most appropriate to improve performance is: C. review the current blocklist and prioritize it based on the level of threat severity. Add the domains with the highest severity to the blocklist and remove the lower-severity threats from it.
An access control (ACL) can be defined as a security technique that is designed and developed to enable a computer system determine whether or not an end user has the minimum requirement, permissions and credentials to access, use or view file and folder resources that are stored on a computer.
Basically, an access control (ACL) can be configured to only allow a certain amount of space for domains to be added to a blocklist through the use of an intrusion prevention system (IPS).
In this scenario, the technologist should review the current blocklist and prioritize it based on the level of threat severity, add the domains with the highest severity to the blocklist and then remove the lower-severity threats from it, in order to create more space for domains to be added.
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