5: Authentication/Identification

what is permanence?

a characteristic that does not change significantly over time

what is universality?

a characteristic that most people should have

what is collectability?

a characteristic with the ability to be effectively determined and quantified

what are some privacy concerns with biometric authentication?

covert collection, cross-matching, secondary information(health of a person)

what are some characteristics used for biometric authentication?

facial, hand geometry, iris, signature, finger prints, retinal pattern and voice

what are examples of physiological biometrics?

fingerprint, iris, face, hand

what is a privacy impact assessment?

it is a process intended to help identify the impact that a new or substantially modified initiative has on peoples privacy.

what are some possible problems with biometric authentication?

not always an exact match (use threshold instead) FAR(false acceptance ratio) match for a wrong input FRR(false rejection ratio) no match for a correct input

what is distinctiveness?

noticable differences among people

what are the two types of behavioral biometrics? what are some examples of each?

passive: typing pattern, walking gait, signature active: response to a challenge, playing a game

what are the two types of biometrics?

physiological, behavioral

what is user authentication?

process of verifying an identity claim

what is authentication?

proving that an identity or attribute is held by the person who is claiming it

what are the requirements for biometric identification?

universality, distinctiveness, permanence, collectiblity

what is biometric authentication?

verifying an identity claim based on unique individual characteristics