Exam 9: Implementing Wireless Lan Security

The 802.11i standard addresses both ____.

How long is the per-packet key used in TKIP?

WPA authentication can be accomplished by using either IEEE 802.1x or pre-shared key (PSK) technology.

Describe the 802.1x authentication procedure.

The ____ method of encryption is used in a personal security model.

____________________ was developed by the Massachusetts Institute of Technology (MIT) and used to verify the identity of network users.

____ replaces CRC in WPA.

What is a wireless gateway?

What feature of IEEE 802.11i allows a device to become authenticated to an AP before moving to it?

Encryption under the WPA2 personal security model is accomplished by using the block cipher ____.

What is the first step in implementing an interim security model?

What are the ways in which captive portals are used?

A virtual private network (VPN) uses a public, unsecured network as if it were a private, secured network.

Temporal Key Integrity Protocol (TKIP) has three major components to address vulnerabilities. List and describe them.

A ____ VPN is a user-to-LAN connection used by remote users.

What authentication system did the proposed WEP2 standard use?

Within the IEEE 802.1x standard, ____ ensures that a device (wired or wireless) that requests access to the network is prevented from receiving any traffic until its identity can be verified.

Within Step 2 of Advanced Encryption Standard (AES), multiple iterations (called rounds) are performed depending upon the key size: 128-bit key performs 9 rounds, a 192-bit key performs 11 rounds, and a 256-bit key uses ____ rounds.

The ____________________ security model is designed for medium to large-size organizations such as businesses, government agencies, and universities.

What security technology was most recently introduced?