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| == Physcial Data ==
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| === Data to Audio Cassette === | | <div style="font-size:1.5em;color:#333;text-align:center;z-axis:1000;"> |
| Saving data to Audio cassette. ''Scarcity of resource?'' The basic principle is to convert either binary or Hex into audio signal, and then reverse the operation (simple......). Found a method for HAM Radio signals to transmit images, system is called [http://www.instructables.com/id/Images-On-An-Audio-Cassette/ Slow-Scan Television].
| | [[User:Eastwood/research writing|Research/Writing]] // [[User:Eastwood/work| ꖯ ]] // [[User:Eastwood/thesis| ⊥hesis ]] // [[User:Eastwood/finalProject| Final Project ]] |
| ==== ctape ==== | | </div> |
| A ruby application for writing and reading plain-text on audio cassette or into analogue audio. Based on [https://en.wikipedia.org/wiki/Commodore_Datasette Commodore Datassette] system.
| | <p style="text-align:center;color:#333;font-weight:100;font-size:15em;">Ⴚοατs ιη τhε ႽႬειι</p> |
| | <p style="margin:-450px;padding:-450px;position:relative;top:500px;font-size:60em;-ms-transform:rotate(90deg);-webkit-transform: rotate(90deg);transform: rotate(90deg);color:rgba(80,80,80,0.05);">ꕿ</p> |
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| http://www.windytan.com/2012/08/vintage-bits-on-cassettes.html
| | [[Category:Xpub]] |
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| Uses a sound software/framework called [http://sox.sourceforge.net/ SOX]
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| '''TODO :''' Need to learn how this works so that I may be able to modify, improve, or just learn.
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| === Data to Light ===
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| Fibre. Morse.
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| === Data to Image ===
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| Barcodes. Embedded information.
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| == Encryption ==
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| http://practicalcryptography.com/
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| === Visual Cryptography ===
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| Using relatively simple analogue techniques to break an image into seemingly random noise. Article can be found [https://en.wikipedia.org/wiki/Visual_cryptography here].
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| === OpenPGP ===
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| Opensource version of the [https://en.wikipedia.org/wiki/Pretty_Good_Privacy#OpenPGP Pretty Good Privacy] encryption system. Uses asymmetrical keys to verify data access.
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| A beginners guide (and setup) can be found [http://zacharyvoase.com/2009/08/20/openpgp/ here]. Opensource PGP encryption system [https://www.gnupg.org/ GnuPG].
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