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Spreadsheet steganography utility providing Excel VBA practice and skills demonstration.

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Spreadsheet Steganography

Hide Numeric Data in Plain Sight

This is really just a small example of my Excel VBA skills, but you might find it useful. This Excel workbook provides a kind of steganography to hide numeric sequences in plain sight. This utility will hide number sequences within a grid of semi-random digits. Carry around a hard-copy or soft-copy document containing those lock codes you can never remember.

Installing / Getting started

After running appropriate virus scan on the file, you will probably need to instruct Excel to run the contained macros and content.

Features

Generates a grid of digits to hide numeric sequences in plain sight.

  • Allows the secret digits to be placed in grid in whatever pattern the user desires.
  • Mark selected grid cells (to mark pattern boundaries) with random colors.
  • Mark selected grid cells (to mark pattern boundaries) with bold font.
  • Fill unused cells with semi-random digits.

Contributing

Feel free to contact me directly with questions, comments, and suggestions. Since this is supposed to be 100% my own work, I'm not accepting any code revisions or additions.

Licensing

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

https://creativecommons.org/licenses/by-nc-nd/4.0/

https://creativecommons.org/licenses/by-nc-nd/4.0/legalcode

Feel free to show and share to demonstrate my humble abilities. You'll want to create something unique yourself to show your capabilities.

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Spreadsheet steganography utility providing Excel VBA practice and skills demonstration.

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