4 papers
A Risk-Aware Framework for Covert Quantum Communication under Stochastic Channel Uncertainty
Abbas Arghavani, Shahid Raza, Maryam Amiri +1
Covert quantum communication (CQC) seeks to hide not only message content but also the existence of communication. Existing CQC models usually assume deterministic or worst-case ch…
Structural Limits of Soft Fusion in Multi-Warden Covert Communication
Abbas Arghavani, Subhrakanti Dey, Anders Ahlen
This paper investigates covert wireless communication with a Fusion Center (FC) that aggregates raw energy measurements from multiple Wardens via soft fusion. Extending our prior w…
Conflict-Aware Robust Design for Covert Wireless Communications
Abbas Arghavani
Covert wireless communication aims to establish a reliable link while hiding the transmission from an adversary. In wireless settings, uncertainty plays a central role in this trad…
Robust Covert Quantum Communication under Bounded Channel Uncertainty
Abbas Arghavani, Alessandro V. Papadopoulos, Vahid Azimi Mousolou +2
Covert quantum communication is usually analyzed under idealized assumptions that channel parameters, such as transmissivity and background noise, are perfectly known and constant.…