Which of the following methods should a physical penetration tester employ to access a rarely used door that has electronic locking mechanisms?

Question

Options

• ALock picking
• BImpersonating
• CJamming
• DTailgating
• EBypassing

• A
  15% (8)
• B
  4% (2)
• C
  2% (1)
• D
  8% (4)
• E
  71% (37)

Explanation

Electronic Lock Bypass Explanation

Bypassing (E) is correct because electronic locking mechanisms on rarely used doors are best defeated by circumventing the electronic components entirely - for example, by manipulating the door frame, using a shim, exploiting weak magnetic locks, or using tools to directly manipulate the latch/bolt without interacting with the lock's electronics. Since the door is rarely used, it's likely unmaintained and physically vulnerable to these techniques.

Why the distractors are wrong:

• Lock picking (A) applies to traditional mechanical pin-tumbler locks, not electronic systems
• Impersonating (B) is a social engineering technique requiring human interaction, which is unnecessary for an unmonitored, rarely used door
• Jamming (C) disrupts wireless signals (like RF/key fobs) but doesn't directly open a locked door
• Tailgating (D) requires following someone through an already-opened door, which is unlikely at a rarely used entrance

Memory Tip: Think of "bypass" as going around the security mechanism - if a door has electronics, you bypass the electronics rather than picking (mechanical), jamming (wireless), or needing a person (social engineering). "Electronic lock = bypass the electronics."

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