Physical Security for Wiring Closet

The physical security requirement for wiring closet is not as strict as equipment room or data center.  There is few articles to specifically address the issue.  Below is an article for this topic

http://computersight.com/communication-networks/security/wiring-closet-and-cabling/

Summary:

• Lock door
• Limited access
• Key management
• Partition the closet if there are multiple tenants
• Defense-in-depth: multiple layers of defense
• Cable conduit for extra protection
• Power sockets from diverse fuse/feed
• Water leakage detection (if there is risk)
• Fire suppression (if the power load is high)
• Disable unused port on switches