2.1 - Physical Security Flashcards

1
Q

Access control vestibule

A
  • All doors normally unlocked
    – Opening one door causes others to lock
  • All doors normally locked
    – Unlocking one door prevents others
    from being unlocked
  • One door open / other locked
    – When one is open, the other cannot be unlocked
  • One at a time, controlled groups
    – Managed control through an area
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Badge reader

A
  • Magnetic swipe, RFID, or NFC
    – Many different identification methods
  • Different applications
    – Time clocks
    – Security guard patrols
    – Door access
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Video surveillance

A
  • CCTV (Closed circuit television)
    – Can replace physical guards
  • Camera features are important
    – Object detection can identify a license plate or
    person’s face
  • Often many different cameras
    – Networked together and recorded over time
  • Motion detection
    – Radio reflection or passive infrared
    – Useful in areas not often in use
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Alarm systems

A
  • Circuit-based
    – Circuit is opened or closed
    – Door, window, fence
    – Useful on the perimeter
  • Motion detection
    – Identify motion without a camera
  • Duress
    – Triggered by a person
    – The big red button
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Door locks

A
  • Conventional - Lock and key
  • Deadbolt - Physical bolt
  • Electronic - Keyless, PIN
  • Token-based - RFID badge, magnetic swipe card, or key fob
  • Biometric - Hand, fingers or retina
  • Multi-factor - Smart card and PIN
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Equipment locks

A
  • Data center hardware is usually managed by different
    groups
    – Responsibility lies with the owner
  • Racks can be installed together
    – Side-to-side
  • Enclosed cabinets with locks
    – Ventilation on front, back, top, and bottom
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Guards and access lists

A
  • Security guard
    – Physical protection at the reception area of a facility
    – Validates identification of existing employees
    – Provides guest access
  • ID badge
    – Picture, name, other details
    – Must be worn at all times
  • Access list
    – Physical list of names
    – Enforced by security guard
  • Maintains a visitor log
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Barricades / bollards

A
  • Prevent access
    – There are limits to the prevention
  • Channel people through a specific access point
    – And keep out other things
    – Allow people, prevent cars and trucks
  • Identify safety concerns
    – And prevent injuries
  • Can be used to an extreme
    – Concrete barriers / bollards
    – Moats
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Fences

A
  • Build a perimeter
    – Usually very obvious
    – May not be what you’re looking for
  • Transparent or opaque
    – See through the fence (or not)
  • Robust
    – Difficult to cut the fence
  • Prevent climbing
    – Razor wire
    – Build it high
How well did you know this?
1
Not at all
2
3
4
5
Perfectly