Authentication is an important issue in wireless communications because the open nature of
the wireless medium provides more security vulnerabilities. Recently, Physical-Layer …

Physical layer security (PHY-security) takes the advantages of channel randomness nature
of transmission media to achieve communication confidentiality and authentication. Wiretap …

Recent years have witnessed the fast proliferation of mobile devices (eg, smartphones and
wearable devices) in people's lives. In addition, these devices possess powerful …

Radio frequency (RF) fingerprint is the inherent hardware characteristics and has been
employed to classify and identify wireless devices in many Internet of Things applications …

With the increasing popularity of the Internet of Things (IoT), device identification, and
authentication has become a critical security issue. Recently, radio frequency (RF) …

Battery-free Internet-of-Things (BF-IoT), which is realized by harvesting ambient energy to
power the IoT devices, has emerged to reduce the energy consumption, and alleviate …

Physical-layer fingerprinting investigates how features extracted from radio signals can be
used to uniquely identify devices. This paper proposes and analyses a novel methodology …

Device-free object tracking provides a promising solution for many localization and tracking
systems to monitor non-cooperative objects, such as intruders, which do not carry any …

Different from online shopping, in-store shopping has few ways to collect the customer
behaviors before purchase. In this paper, we present the design and implementation of an …

Backscatter communication (BC) enables ultra-low-power communications and allows
devices to harvest energy simultaneously. But its practical deployment faces severe security …