Physical Security Flashcards

(19 cards)

1
Q

Bollards

A
  • Short, sturdy vertical posts designed to control or prevent access by vehicles to an area or structure
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2
Q

Surveillance System

A
  • Organized strategy or setup designed to observe or report activities in a given area
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3
Q

Access Control Vestibule

A
  • Double-door system with two electronically controlled doors that ensure only one door is open at any given moment
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4
Q

Piggybacking

A
  • Involves two people, with and without access, entering a secure area
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5
Q

Tailgating

A
  • Occurs whenever an unauthorized person closely follows someone with access without their knowledge or consent
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6
Q

What purpose does a fence serve in providing physical security?

A
  1. Provides visual deterrent by defining a boundary that should not be violated by unauthorized personnel
  2. Establish physical barrier
  3. Delays intruders, providing longer reaction window
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7
Q

Fences prevent __________ from your facilities, while bollards prevent __________ from your facilities

A
  • People
  • Vehicles
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8
Q

Brute Force

A
  • Attack where access to a system is gained by trying all of the possibilities until breaking through
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9
Q

Four main categories of surveillance

A
  • Video
  • Security Guards
  • Lighting
  • Sensors
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10
Q

Pan-Tilt-Zoom (PTV) Camera

A
  • Can move the camera of its angle to better detect issues during intrusion
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11
Q

What are some of the best areas to surveil with cameras?

A
  • Data center
  • Telecommunication Offices
  • Entrance or exit doors
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12
Q

What are some common ways attackers bypass a physical surveillance system?

A
  • Visual obstruction
  • Blinding sensors and cameras
  • Acoustic interference
  • Electromagnetic interference (EMI)
  • Physical environment attack
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13
Q

Padlocks utilize a __________ & __________ system that is fairly easy to defeat

A
  • Pin and Tumbler
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14
Q

False Acceptance Rate (FAR)

A
  • The rate that the system authenticates a user as valid, even though that person should not have been granted access to the system
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15
Q

False Rejection Rate (FRR)

A
  • Occurs anytime the biometrics system denies a user who should have been allowed access to the system
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16
Q

Equal Error Rate (EER)

A
  • Also commonly known as Crossover Error Rate (CER)
  • Uses a measure of the effectiveness of a given biometrics system to achieve a balance
17
Q

Access Badge Cloning

A
  • Refers to copying the data from an RFID of NFC card or badge onto another card or device
18
Q

What are the four basic steps to access badge cloning?

A
  1. Scanning - Uses reader to get RFID
  2. Data extraction
  3. Writing to new card
  4. Using cloned badge