Operating System Hardening

What minimum password length does the NSA recommends?


Which of the following best describes the registry

A database containing system settings

What account lockout threshold does the NSA recommend?

3 tries

What maximum password age does Microsoft recommend?

42 days

The command sudo find / -perm -4000 checks for the location of suid binaries


What level of privileges must all users have?

Least possible

What is the rule for unused services on any computer?

Turn them off

A Linux system has a repository of packages available to be installed on the system


What type of encryption does EFS utilize?

Public key encryption

EFS uses symmetric key encryption in combination with public key technology to protect files

What operating system require periodic patches?


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