Which of the following network architecture concepts is used to securely isolate network devices at the boundary between networks?

  • NAT
  • Subnetting
  • DMZ
  • VLAN

CompTIA Security+ SY0-401
  • Network Security
    • This question is filed here
  • Compliance and Operational Security
  • Threats and Vulnerabilities
  • Application, Data and Host Security
  • Access Control and Identity Management
  • Cryptography