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Free CompTIA Security+ SY0-601 Practice Question

A network administrator suspects that an attacker may be intercepting traffic on the local network by associating the attacker's hardware address with the IP address of a legitimate host. Which of the following would be the MOST effective countermeasure to prevent this type of suspicion from occurring?

  • Requiring the use of VPN for all local communications

  • Using static ARP entries for all devices on the network

  • Enforcing port security on all switch ports

  • Implementing Dynamic ARP Inspection (DAI) on the switches

This question is for objective:
Attacks, Threats, and Vulnerabilities
Your Score:
Attacks, Threats, and Vulnerabilities
Architecture and Design
Implementation
Operations and Incident Response
Governance, Risk, and Compliance