SSCP: Systems Security Certified PractitionerDemo

By ISC · Question Mode

QuestionQ428

Network and Communications Security

Which of the following tools is commonly used to reduce risk to a local area network (LAN) with external connections by filtering ingress and egress traffic?

  • A a firewall.
  • B dial-up.
  • C passwords.
  • D fiber optics.
Explanation

A firewall enforces traffic-control rules for inbound and outbound network communications, helping protect a LAN from unauthorized or malicious external traffic.

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