A Robust MP3 Steganographic Method against Multiple Compressions Based on Modified Discrete Cosine Transform

<div>Visualization of the change on the position of the maximum MDCT coefficients. The dots represent the coefficients of the position change. (a) 128 kbps. (b) 320 kbps.</div>

Security and Communication Networks

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Figure 4

Figure 4: A Robust MP3 Steganographic Method against Multiple Compressions Based on Modified Discrete Cosine Transform 