Davian,a Professional Hacker,tries Every Possible Combination of Characters to Crack

Multiple Choice

Davian,a professional hacker,tries every possible combination of characters to crack his victim's email password.Using this technique,he can crack a six-character password of either upper- or lowercase letters in about five minutes.Which of the following techniques is used by Davian to obtain access to his victim's email?

A) denial-of-service attack
B) brute force attack
C) pretexting
D) spoofing