Digital image watermarking using DWT

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Tommy Halim
Tommy Halim 2019-5-14
评论： Tommy Halim 2019-5-28
Hello everyone, I want ask about watermarking.
Can I put secret key like/or a password when I want to embedding digital image watermark and when user want to extraction watermark they must insert secret key again?
I think the secret key is merges with an image when do embedding watermark
If you have a similar matlab code, can you put the code in comment please?
Thank you.

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