How Can I embed the length of my secret message in the special bytes of the cover image

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Abduellah Elbakoush
Abduellah Elbakoush on 30 Nov 2021
Answered: yanqi liu on 1 Dec 2021
How Can I embed the length of my secret message in the special bytes of the cover image
  1 Comment
DGM
DGM on 30 Nov 2021
If you need to do low-level editing of the file, you can use fopen() fseek(), fread(), etc.
In order to have a more specific answer than that, you'll need a more specific question. What is the file format? Where exactly are you trying to cram metadata? How much metadata is there?

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Answers (1)

yanqi liu
yanqi liu on 1 Dec 2021
yes,sir,may be use base64 to encode message,and use lsb method to embed the string into image matrix

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