issue 1 publication date 2014-01-01

• Access control in ultra-large-scale systems using a data-centric middleware
• Total break of Zorro using linear and differential attacks
• A centralized privacy-preserving framework for online social networks
• Toward an energy efficient PKC-based key management system for wireless sensor networks
• Improving Tor security against timing and traffic analysis attacks with fair randomization
• A density based clustering approach to distinguish between web robot and human requests to a web server
• Persian Abstract