Exam 7: Wireless Network Security

Forming a hierarchy beginning with a master key from which other keys are derived dynamically and used for a limited period of time, __________ are used for communication between a pair of devices typically between a STA and an AP.

In order to accelerate the introduction of strong security into WLANs, the Wi-Fi Alliance promulgated __________ as a set of security mechanisms for the Wi-Fi standard.

The DS can be a switch, a wired network, or a wireless network.

The specification of a protocol along with the chosen key length is known as a __________

A __________ is any device that contains an IEEE 802.11 conformant MAC and physical layer

The layer of the IEEE 802 reference model that includes such functions as encoding/decoding of signals and bit transmission/reception is the _________

The first 802.11 standard to gain broad industry acceptance was _________

An __________ is a set of one or more interconnected BSSs and integrated LANs that appear as a single BSS to the LLC layer at any station associated with one of these BSSs.

The pairwise master key is derived from the group key.

A __________ attack occurs when an attacker continually bombards a wireless access point or some other accessible wireless port with various protocol messages designed to consume system resources.

The term used for certified 802.11b products is ___________

The use of encryption and authentication protocols is the standard method of countering attempts to alter or insert transmissions.

The __________ function is the logical function that determines when a station operating within a BSS is permitted to transmit and may be able to receive PDUs.

The main threat involving wireless access points is unauthorized access to the network.The principal approach for preventing success is the __________ standard for port-based network access control.

The principal threats to wireless transmission are eavesdropping, altering or inserting messages, and disruption.

Sensors and robots, are not vulnerable to physical attacks.

The __________ layer keeps track of which frames have been successfully received and retransmits unsuccessful frames

IEEE 802.11 is a standard for wireless LANs.

___________ and links, such as personal network Bluetooth devices, barcode readers, and handheld PDAs, pose a security risk in terms of both eavesdropping and spoofing

The MPDU authentication phase consists of three phases.They are: connect to AS, EAP exchange and _________ .