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CEH® Certified Ethical Hacker Study Guide by Kimberly Graves

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Assessment Test

  1. In which type of attack are passwords never cracked?

    1. Cryptography attacks

    2. Brute-force attacks

    3. Replay attacks

    4. John the Ripper attacks

  2. If the password is 7 characters or less, then the second half of the LM hash is always:

    1. 0xAAD3B435B51404EE

    2. 0xAAD3B435B51404AA

    3. 0xAAD3B435B51404BB

    4. 0xAAD3B435B51404CC

  3. What defensive measures will you take to protect your network from password brute-force attacks? (Choose all that apply.)

    1. Never leave a default password.

    2. Never use a password that can be found in a dictionary.

    3. Never use a password related to the hostname, domain name, or anything else that can be found with Whois.

    4. Never use a password related to your hobbies, pets, relatives, or date of birth.

    5. Use a word that has more than 21 characters from a dictionary ...

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