Rsa Based Encryption/decryption Of Medical Images
The use of computer networks to transmit medical information is faced to data security problems. Hence it is necessary to make these data unreadable and indecipherable during their transfer. The ...

Biometrics: Human Identification Based On Gait Human Identification Based On Gait
Gait human identification, considered as new biometric number, became a very active research field in the last few years. Realized works, until now, was based on classical techniques. In our ...

Secured Scheme For Encryption Key Distribution In Wlan Using Quatum Cryptography
WLANs are deployed almost everywhere and relevant information, as passwords, cards number, etc, are transmitted over wirelesses channels. Such information must be secure in such way that only legitimist communicants ...

A Comparative Study Of Well-known Svd-based Image Watermarking
The Singular Value Decomposition (SVD) is one of the most useful tools of linear algebra having several applications in image processing, and more recently in digital watermarking. In this paper, ...

Cancelable Authentication Based On Fingerprints Texture
The challenges during the deployment of biometric systems are numerous. We have to take into account performance, privacy, security and acceptability issues. In this context, we developed an authentication system ...

Cryptanalysis Of Ciphertext Substitution Using Aco Algorithms
The document presents a first step towards the au-tomation of several techniques for classical crypta-nalysis of ciphertexts by substitution method without manual intervention using ACO algorithms. The tests presented are ...

La Normalisation Comptable Internationale : Historique, évolution Et Parties Prenantes : Ias/ifrs
Les normes IAS/IFRS constituent actuellement la référence au plan international. S’agissant de l’Algérie, le paysage comptable a été et pour longtemps marqué par le recours à la seule source qu’est ...

Ameliorer La Rentabilite Economique D’une Raffinerie Via L’installation D’une Unite Commerciale De Captage Et De Compression De Co2.
grand site industriel est une nouvelle technique développer pour réduire les émissions de CO2 dans l’atmosphère, elle constitue également une opportunité économique pour développer un business autour de ce produit ...

Analyse Defaillance Disques Hp Des Turbines A Gaz
L’analyse de défaillance d’un disque HP récemment installé d’une turbine à gaz, par FEM été effectuée pour plusieurs conditions, a indiqué, là où une contrainte maximale a été observée, est ...