3 papers
cs.IT2021
Alternative Detectors for Spectrum Sensing by Exploiting Excess Bandwidth
Sirvan Gharib, Abolfazl Falahati, Vahid Ahmadi
The problems regarding spectrum sensing are studied by exploiting a priori and a posteriori in information of the received noise variance. First, the traditional Average Likelihood…
cs.CR2012
Cryptanalysis and enhancement of two low cost rfid authentication protocols
Hoda Jannati, Abolfazl Falahati
Widespread attention is recently paid upon RFID system structure considering its ease of deployment over an extensive range of applications. Due to its several advantages, many tec…
cs.CR2010
A Secure Variant of the Hill Cipher
M. Toorani, A. Falahati
The Hill cipher is a classical symmetric encryption algorithm that succumbs to the know-plaintext attack. Although its vulnerability to cryptanalysis has rendered it unusable in pr…