The technology evolution has helped to develop large database management systems. Certain information due to its importance is qualified as sensitive with the help of security constraints (SC). Basic encryption method ...

Long Term Evolution (LTE) the 4th generation (4G) mobile broadband radio network is designed with special attention given to security. In order to secure the communication over the air radio network of LTE, three confidentiality ...

This thesis is motivated by developing a face detection system for detecting faces in distorted images. Interaction between face detection and perceptual image quality is studied and analyzed to develop this robust face ...

This thesis work investigates the method of authenticated key exchange, a key exchange protocol where communicating parties generate and exchange secret session keys for the purpose of authentication. We focused attention ...

Recently biometric researches against spoofing attacks has been an important role of study, today we can examine the improvement of this biometric security technology against challenging methods such as spoofing attacks. In ...

Graphical password is an alternative scheme of alphanumeric password that is very tiresome process to recall the complex password. Psychological studies of human mind argue that recalling of image is easier than alphabets ...