Table 2: Watermarked Medical Cover Image (Logo embedded in the HL subband).

Type of Attack	X-rays Modality			MRI Modality			CT Scan Modality
	PSNR	SSIM	NC	PSNR	SSIM	NC	PSNR	SSIM	NC
No attack	32.996	0.604	0.990	29.665	0.597	0.971	29.620	0.614	0.951
Mean	31.713	0.373	0.991	28.070	0.492	0.981	28.085	0.363	0.958
Median	33.656	0.510	0.992	30.978	0.615	0.981	30.122	0.533	0.959
Noise	09.212	0.090	0.545	09.630	0.101	0.481	13.645	0.246	0.375
Rotation	13.338	0.103	0.543	13.447	0.013	0.174	16.151	0.010	0.506
Shear	14.251	0.186	0.659	13.874	0.023	0.281	15.536	0.013	0.397
Contrast	11.642	0.337	0.990	11.507	0.321	0.971	10.395	0.179	0.951
Compression	04.086	0.069	0.553	02.937	0.006	0.491	02.299	0.005	0.382
Tampering	18.666	0.473	0.867	17.150	0.461	0.740	13.254	0.459	0.604