Due to the open nature of wireless communication systems, the data transmission over
these networks are vulnerable to malicious attack. To safeguard the transmitted data …

In intelligent reflecting surface (IRS)-aided multiple-input multiple-output (MIMO) systems,
the IRS can be utilized to suppress the information leakage towards malicious terminals …

This work studies secure transmission in intelligent reflecting surface (IRS)-assisted MIMO
systems when an active eavesdropper is available in the network. We consider a scenario in …

We consider covert communication, ie, hiding the presence of communication from an
adversary for multiple-input multiple-output (MIMO) additive white Gaussian noise (AWGN) …

Massive multiple-input and multiple-output (massive MIMO) has the potential to thwart
passive eavesdropping as the signals transmitted by large antenna arrays become highly …

Intelligent Reflecting Surfaces (IRS), is an emerging technology in wireless communications
due to the spectral and power efficiency they tout. These are structures that are composed of …

Passively overheard massive multiple-input multiple-output (MIMO) settings are capable of
suppressing eavesdroppers via narrow beamforming towards legitimate receivers. This …

This paper studies the transmit antenna selection in massive multiple-input multiple-output
(MIMO) wiretap channels, also termed as multiple-input multiple-output multiple …

It is challenging to monitor suspicious links in massive multiple input multiple output-
orthogonal frequency division multiplexing (MIMO-OFDM) systems with directional …

Intelligent reflecting surfaces (IRSs) enable multiple-input multiple-output (MIMO)
transmitters to modify the communication channels between the transmitters and receivers …