Which of the following is the primary objective of a rootkit?

This kind of password cracking method uses word lists in combination with numbers and special
characters:

_________ is a tool that can hide processes from the process list, can hide files, registry entries,
and intercept keystrokes.

What is the BEST alternative if you discover that a rootkit has been installed on one of your
computers?

What do Trinoo, TFN2k, WinTrinoo, T-Sight, and Stracheldraht have in common?

How can you determine if an LM hash you extracted contains a password that is less than 8
characters long?

When discussing passwords, what is considered a brute force attack?

Which of the following are well know password-cracking programs?(Choose all that apply.

Password cracking programs reverse the hashing process to recover passwords.(True/False.

While examining audit logs, you discover that people are able to telnet into the SMTP server on
port 25. You would like to block this, though you do not see any evidence of an attack or other
wrong doing. However, you are concerned about affecting the normal functionality of the email
server. From the following options choose how best you can achieve this objective?