- (Exam Topic 1)
The simplest form of a firewall is a packet filtering firewall. Typically a router works as a packet-filtering firewall and has the capability to filter on some of the contents of packets. On which of the following layers of the OSI reference model do these routers filter information? Each correct answer represents a complete solution. Choose all that apply.
Correct Answer:AD
- (Exam Topic 1)
You are the Network Administrator for a small business. You need a widely used, but highly secure hashing algorithm. Which of the following should you choose?
Correct Answer:B
- (Exam Topic 2)
Which of the following cryptographic algorithm uses public key and private key to encrypt or decrypt data ?
Correct Answer:A
- (Exam Topic 2)
Which of the following user authentications are supported by the SSH-1 protocol but not by the SSH-2 protocol? Each correct answer represents a complete solution. Choose all that apply.
Correct Answer:ABC
- (Exam Topic 2)
Which of the following uses a Key Distribution Center (KDC) to authenticate a principle?
Correct Answer:C