[cryptography] Image hash function

Michael Rogers michael at briarproject.org
Fri Sep 20 08:32:56 EDT 2013


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On 20/09/13 13:11, shawn wilson wrote:
> Does anyone have a list of processes people have come up with to create
> images for hashes? The only one that I'm aware of is the "randomart"
> that is generated when creating a keypair for ssh
> (http://www.ece.cmu.edu/~adrian/projects/validation/validation.pdf)
> 
> I wanted a fuzzy solution - so an image would be similar but not the
> same for a given key. Say some type of fractal or optical ilusion with
> static that didn't defeat the ilusion or something like that?

Hi Shawn,

Here are some ways of representing hashes visually:

https://en.wikipedia.org/wiki/Identicon
http://www.tastyrabbit.net/visprint/
http://scribblethink.org/Work/VisualIDs/visualids.html

I don't think any of these are fuzzy, though.

Cheers,
Michael

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