HOW TO – Analog text encryption-compression technique

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This is fun, compress and “encrypt” text using a rubber band… from MAKE Instructable group member HAKRONE – “Using only a rubber band and permanent marker or ink pen, it is possible to encrypt and decrypt a text message using only the muscle power in your fingers.”Link.

Related:

  • Join the MAKE group! – Link.

12 thoughts on “HOW TO – Analog text encryption-compression technique

  1. jovino – please :)

    out of the 20+ posts today (make your own high powered laser, DIY synths) it’s *more* than ok to have one playful post.

    a lot of parents like stuff like this… i could totally see this being a how-toons too…

  2. You forgot to mention that this analog encryption device has a built in ability to deliver itself to recipients. Alice and Bob have never had so much fun encrypting.

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