Summer Special Limited Time 60% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: 8w52ceb345

John works as a Network Security Administrator for NetPerfect Inc.

John works as a Network Security Administrator for NetPerfect Inc. The manager of the company has told John that the company's phone bill has increased drastically. John suspects that the company's phone system has been cracked by a malicious hacker. Which attack is used by malicious hackers to crack the phone system?

A.

Sequence++ attack

B.

Phreaking

C.

Man-in-the-middle attack

D.

War dialing

GCIA PDF/Engine
  • Printable Format
  • Value of Money
  • 100% Pass Assurance
  • Verified Answers
  • Researched by Industry Experts
  • Based on Real Exams Scenarios
  • 100% Real Questions
buy now GCIA pdf
Get 60% Discount on All Products, Use Coupon: "8w52ceb345"