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KT-PHY CCTV-related concerns

NVR firmware is three years old on the security VLAN. Recommendation?

Multiple choice — select one answer

Answer choices

  1. a. Share admin password with vendors via email, without security or identity team coordination per policy.
  2. b. Expose NVR to internet for remote viewing, without security or identity team coordination per policy.
  3. c. Patch or replace per vendor; segment NVR from corporate user VLANs
  4. d. Disable authentication, using shared credentials instead of individual accountability.

Architectural breakdown & explanation

NVRs are targets; patching and segmentation reduce compromise risk.

Correct answer(s): c. Patch or replace per vendor; segment NVR from corporate user VLANs

Exam domain: CCTV-related concerns (25% weight on the official guide).

Official documentation & study links

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