Speech encryption using chaotic shift keying for secured speech communication. - P. Sathiyamurthi; S. Ramakrishnan 004 (EURASIP J. Audio Speech Music. Process., 2017)

Speech encryption algorithm using FFT and 3D-Lorenz-logistic chaotic map. - P. Sathiyamurthi; S. Ramakrishnan 004 (Multim. Tools Appl., 2020)

Speech encryption using hybrid-hyper chaotic system and binary masking technique. - P. Sathiyamurthi; S. Ramakrishnan 004 (Multim. Tools Appl., 2022)