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Physical Penetration Testing — Breaking Into Buildings Legally

Anuj Singh (Admin) 31 March 2026 227 views

Physical Penetration Testing

The most expensive cyber defenses are useless if someone can walk into your server room. Physical pentesting tests real-world security.

Common Physical Attack Techniques

1. Tailgating

Follow an authorized employee through a secure door. Hold a box of documents, look like you belong. Success rate: 70-90% at most companies.

2. Badge Cloning

# Using Proxmark3 (₹15,000)
# Get within 5cm of someone's badge
proxmark3> lf hid read
# Clone to a blank card
proxmark3> lf hid clone

Now you have a working copy of their access badge.

3. Lock Picking

Standard pin-tumbler locks can be picked in 30 seconds to 5 minutes with basic tools (₹500 set from Amazon).

4. Social Engineering Entry

  • "I'm from IT, here to fix the server"
  • "Food delivery for the office"
  • "I'm the new employee, starting today"

What Physical Pentesters Do Inside

  • 📸 Document security weaknesses
  • 💻 Plant USB rubber duckies
  • 📡 Install rogue WiFi access point
  • 🔌 Connect to ethernet ports
  • 📋 Access sensitive documents left on desks

Physical Security Recommendations

  • 🔒 Implement mantrap entrances
  • 🔒 Use encrypted RFID badges
  • 🔒 Security cameras on all entry points
  • 🔒 Clean desk policy
  • 🔒 Visitor management system

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