Authentication

Contents

METHOD OF AUTHENTICATION

PROCESS OF AUTHENTICATION

DEFINITION OF AUTHENTICATION

ADVANTAGE AND DISADVANTAGE OF BIOMETRIC DEVICE

CALLBACK SYSTEM

BIOMETRIC DEVICE

CONCLUSION

REFERENCES

Definition Of Authentication

The process by which a system verifies the identity of a user who wishes to access it.

Authentication is commonly done based on a username and password.

ACCESS DENIED

IDENTIFICATION

present what the

user has

ACCESS GRANTEDAUTHENTICATION

Authenticate who the

user is.

VERIFICATION

Verify the validity of

the

ID

IDENTIFICATION

VALID

VALID

NOT VALID

NOT VALID

Process Of Authentication

Method Of Authentication

Biometric DeviceA device which is a part of a Biometric system, that contains the sensor which captures a biometric sample from an individual.

Security measure permitting entry into a computer system only by returning a user's log-in call from a specific terminal.

Callback System

Biometric Device

To identify people by scanning their face and matching it against a library of known faces

Biometric Device

FunctionFACIAL RECOGNITION

IRIS SCANNER

To identify a person by scanning the iris or retina of their eyes.

FINGERPRINT RECOGNITION

Checking the fingerprint and measures blood flow to avoid a fake finger from being used.

Advantages And Disadvantages Of Biometric Device

ADVANTAGE DISADVANTAGE

Eliminate problems caused by lost IDs or forgotten passwords by using physiological attributes.

Injuries can lead to false biometrics.

Safe & user friendly.

Highest level of security.

Serves as a key that cannot be transferred.

Biometric devices are expensive.

Biometric devices can be hacked.

Fingerprints can be lifted off of biometrics.

Callback SystemThe callback system is commonly used in the bank operation and business transaction.Example:

when you book for the taxi service, the operator will ask you to hang up and she will call you back to confirm for the service required.

when you called a McDonald Delivery Services, the operator wil ask you to hang up since he wants to link you with the other worker.

Conclusion

Authentication is one of the security measure.

There are two method of authentication,biometric device and callback system.

Authentication is important in order to safeguard against the unauthorised access and use.

References

http://www.webopedia.com/TERM/A/authentication.html

http://www.questbiometrics.com/advantages-of-biometrics.html

http://notanotaict.blogspot.com/

http://hitachi-id.com/concepts/authentication.html

http://wordnetweb.princeton.edu/perl/webwn?s=facial recognition

http://tsimpao.blogspot.com/2011/02/biometric-devices-advantages-and.html