After a recent security awareness phishing campaign, the cybersecurity team discovers that additional security measures need to be set up when users access potentially malicious websites. Which of the following security measures will best address this concern?
- AImplement DNS filtering. (correct answer)
- BUpdate ACLs to only allow HTTPS.
- CConfigure new IPS hardware.
- DDeploy 802.1X security features.
Reveal answer & explanationHide answer
The correct answer is A. Option A: Implement DNS filtering.
Explanation
DNS resolves host names to records such as IP addresses and service locations. This option keeps traffic private / properly secured as required.