Figure 10
Key sensitivity on encryption process (a) Original speech signal (b) Encrypted speech signal for key x0=0.413, y0=−0.931, z0=0, w0=0.825 (c) Encrypted speech signal for x0=0.913, y0=−0.131, z0=0.123, w0=0.925.
Key sensitivity on encryption process (a) Original speech signal (b) Encrypted speech signal for key x0=0.413, y0=−0.931, z0=0, w0=0.825 (c) Encrypted speech signal for x0=0.913, y0=−0.131, z0=0.123, w0=0.925.