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ExamsGCIHQuestions#248
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GCIH · Question #248

GCIH Question #248: Real Exam Question with Answer & Explanation

The correct answer is D: Wardialing. Wardialing is the automated technique of sequentially dialing phone numbers to discover computers, BBS systems, and fax machines.

Reconnaissance, Scanning, and Enumeration

Question

Which of the following is a technique of using a modem to automatically scan a list of telephone numbers, usually dialing every number in a local area code to search for computers, Bulletin board systems, and fax machines?

Options

  • ADemon dialing
  • BWarkitting
  • CWar driving
  • DWardialing

Explanation

Wardialing is the automated technique of sequentially dialing phone numbers to discover computers, BBS systems, and fax machines.

Common mistakes.

  • A. Demon dialing refers specifically to the repeated automated dialing of a single phone number to tie up a line or brute-force a connection, not scanning an entire range of numbers.
  • B. Warkitting combines wardriving with rootkit deployment to compromise and reprogram wireless routers, which involves Wi-Fi networks rather than telephone lines.
  • C. War driving is the act of moving through an area, typically in a vehicle, to discover and map Wi-Fi wireless networks using a laptop or mobile device, not a telephone-based technique.

Concept tested. Wardialing telephone scanning reconnaissance technique

Reference. https://owasp.org/www-community/attacks/War_Dialing

Topics

#wardialing#modem scanning#telephone enumeration

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