Which of the following refers to a symmetric key cipher which operates on fixedlength groups of bits with an
unvarying transformation?

One major improvement in WPA over WEP is the use of a protocol which dynamically changes keys as the
system is used. What protocol is this?

Wi-Fi Protected Access implements the majority of which IEEE standard?A. 802.11i

Many WEP systems require a key in a relatively insecure format. What format is this?

As part of the IEEE 802.11 standard ratified in September 1999, WEP uses the CRC- 32 checksum for:

As part of the IEEE 802.11 standard ratified in September 1999, WEP uses which stream cipher for
confidentiality?

An accurate biometric system usually exhibits (choose all that apply):

Talking about biometric measurement, which of the following measures the percent of invalid users who are
incorrectly accepted in?

Performance of a biometric measure is usually referred to in terms of (choose all that apply):

Talking about biometric authentication, which of the following is often considered as a mix of both physical and
behavioral characteristics?