Sanskriti Sharma, Dr. Manoj Kumar Nigam. “Estimation of BER and SNR before and After Encryption in OFDM (Orthogonal Frequency Division Multiplexing ”. Design Engineering (August 26, 2021): 10246 - 10251. Accessed May 2, 2024. http://thedesignengineering.com/index.php/DE/article/view/3783.