GIAC GSEC Questions Answers

GIAC Security Essentials Questions and Answers

Question 73

What method do Unix-type systems use to prevent attackers from cracking passwords using pre-computed hashes?

Unix systems can prevent users from using dictionary words for passwords

The algorithms creates hashes using a CPU- intensive algorithm.

The algorithm creates hashes using salts or randomized values

Unix/Linux systems use hashing functions which cannot be reversed

The system encrypts the password using a symmetrical algorithm

Question 74

Which of the following statements about Network Address Translation (NAT) are true? Each correct answer represents a complete solution. Choose two.

It reduces the need for globally unique IP addresses.

It allows external network clients access to internal services.

It allows the computers in a private network to share a global, ISP assigned address to connect to the Internet.

It provides added security by using Internet access to deny or permit certain traffic from the Bastion Host.

Question 75

Which of the following is used to allow or deny access to network resources?

Spoofing

ACL

System hardening

NFS

Question 76

Which of the following are the types of access controls?

Each correct answer represents a complete solution. Choose three.

Physical

Administrative

Automatic

Technical