5G	Fifth Generation
6G	Sixth Generation
AWGN	Additive White Gaussian Noise
BER	Bit Error Rate
CSK	Chaos Shift Keying
DC	Direct Current
DCSK	Differential Chaos Shift Keying
IoT	Internet of Things
LPF	Low-Pass Filter
MIMO	Multiple-Input Multiple-Output
MSE	Mean Square Error
PLS	Physical Layer Security
QCSK	Quadrature Chaos Shift Keying
RSA	Rivest–Shamir–Adleman
SDN	Software-Defined Networking
SNR	Signal-to-Noise Ratio
WSN	Wireless Sensor Network