The present study aimed at investigating the physical security dimensions affecting the security of volleyball stadiums in Iran. The study employed a descriptive-exploratory research method conducted on 115 managers and officials in volleyball stadiums, presidents and experts of Provincial Volleyball Boards as well as experts in the field of sports facilities and events as wel...

one of the most important sectors of each city where the citizens social interaction occur and urban life flow carry, are public spaces. one conditions for people presence in these spaces is securing their social security sense. nowadays different factors such as cultural, social, economic and physical in cities public spaces, especially in big cities like tehran, have cause abnormal social beh...

digital preservation refers to an important aspect that most iranian digital library initiatives lack. this component is security. while a digital library may be misconceived as an information supply space without a physical form, the same security concerns in force for operation of physical library are valid. unlike the analog materials, all digital copies of digital materials are original. a ...

security is one of the most important human needs. researchers believe that the need for security has a strong and close relationship with the physical characteristics of the environment and people’s satisfaction. to study the relationship between security and environmental (physical and social) satisfaction, ‘’cpted’’ approach and its principals in design and environmental planning and urban l...

Typical cryptography schemes are not well suited for low complexity types of equipment, e.g., Internet of things (IoT) devices, as they may need high power or impose high computational complexity on the device. Physical (PHY) layer security techniques such as beamforming (in multiple antennas systems)  are possible alternatives to provide security for such applications. In this paper, we consid...