Physical layer security (PLS) has emerged as a new concept and powerful alternative that
can complement and may even replace encryption-based approaches, which entail many …

Physical layer security (PLS) has become the kernel concept for ensuring wireless network
security. The main goal of this treatise is to provide a systematic classification of key less …

The upcoming sixth generation (6G) communications systems are expected to support an
unprecedented variety of applications, pervading every aspect of human life. It is clearly not …

Wireless systems have become an increasingly pivotal part of our lives. Various critical
applications and use cases such as healthcare, financial transactions, e-commerce …

An efficient physical layer security technique, referred to as OFDM with subcarrier index
selection (OFDM-SIS), is proposed for safeguarding the transmission of OFDM-based …

Abstract Physical Layer Security (PLS) is an emerging paradigm employed to enhance
wireless network security without relying on higher-layer encryption techniques. PLS …

Providing secure communications over the physical layer with the objective of achieving
secrecy without requiring a secret key has been receiving growing attention within the past …

Automatic-repeat-request (ARQ) as a MAC layer mechanism and artificial noise (AN) as a
physical layer mechanism along with the help of maximal ratio combining (MRC), are jointly …

Communication secrecy in the wireless systems has unique challenges due to broadcasting
nature of the radio waves, as compared to its wire-line counterpart. At the same time …

In this letter, a secure waveform design for future 5G wireless system is proposed. The
developed waveform referred to as secure orthogonal transform division multiplexing …