The circle project has a way of generating decentralized secure identity that is human-friendly in a particular sense; they generate an image resembling a...
Lucas -- Do you have a pointer for the code that does this? I might have a place to implement something like this for a research project I'm working on. ...
... That's http://freshmeat.net/projects/circle/?topic_id=22%2C251%2C87, Jeff. It seems to me that the technique itself could be refined and extended. For...
Lucas Gonze
lgonze@...
Nov 5, 2002 5:35 pm
6185
... Hmmm ... seems to me that if you can map an arbitrary digital signature into a squizzly line, then you could map an arbitrary squiggly line into a digital...
... here's the python from circle(*) that generates the graphic, you just have to invert it: points = [ ] for i in range(settings.name_bytes*2): if i & 1 : x =...
Lucas Gonze
lgonze@...
Nov 5, 2002 5:57 pm
6187
... Hmmm ... so are you saying that someone could use their own real signature to generate a digital signature? In other words, instead of typing arbritrary...
... It seems to me that you could do that with image compression, where the target image size is the number of bytes in your key. On the other hand, I don't...
Lucas Gonze
lgonze@...
Nov 5, 2002 6:27 pm
6189
Lucas Gonze wrote, ... At first glance looks quite nifty. But I'm not sure I know what the application is. What do you gain by having an only moderately...
... The thing that strikes me about it is that it's a way of factoring recognizability out of the problem of human-manageable long numbers. The application is...
Lucas Gonze
lgonze@...
Nov 5, 2002 8:51 pm
6191
... This idea doesn't map onto the concept of a cryptographic signature, a mapping which someone might infer from the way the thread drifted from cryptographic...
brandon@... wrote, ... This is the main application that came to mind. My worry is that it isn't really all that much better than nothing. The squiggles...
hi there.. im a new addition to the group..weare doin a project on replicating p2p systems..wherein we are tryin to implement replication of files to increase...
... Military-grade security sometimes weakens actual security. Are you as likely to proofread a textual key as to confirm the basic shape of a squiggle? It...
Lucas Gonze
lgonze@...
Nov 6, 2002 5:00 pm
6195
Lucas Gonze wrote, ... Maybe ... or maybe my eyesite's poor and reading text with some kind of assistive technology is easier than recognizing a graphic (it's...
... That is the open question in this kind of visualization. Before you can adequately judge the security of a visualization technique, you need to run a lot...
... My main piece of advice is to not split files. Replicate only whole files. This will dramatically increase the probability of the successful retrieval of a...
... Well what I was getting at was *not* to use the visualized squiggly as the cryptographic signature; but rather to have the tool present the squiggly to the...
Hi Zulfi -- ... Checkout research by the farsite people on replication algorithms: http://research.microsoft.com/sn/Farsite/publications.htm Also, notice the...
Lucas Gonze
lgonze@...
Nov 6, 2002 6:05 pm
6200
Maybe there's a way to use DejaVu to expand the visualization space? http://www.sims.berkeley.edu/~rachna/dejavu Visual Pet Names: use visual entry (local) to...
... IMO there will not be any user-intervention in whatever emerges as the solution, regardless whether it is Passport or something decentralized. To reach...
... I don't think that it is possible to make any useful merging of written signatures and digital signatures such that either 1) visualization of the public...
... Quite nice -- those vizualizations are much more distinguishable than Circle's handwriting squiggles. Jeffrey Kay sent me a pointer to a paper[1] that has...
Lucas Gonze
lgonze@...
Nov 8, 2002 2:30 pm
6205
When you consider what a PITA it is to get a newsgroup going with wide distribution, it's remarkable to find one unused and available. ...
In our (futile?!) quest to make p2p the preferred method of information sharing (and by that I don't mean porn and MP3's :-) within the corporate enterprise,...
Bert
bert@...
Nov 20, 2002 12:35 am
6208
Hi, We made an attempt to compare Grid and P2P systems in a paper which is here: http://www.cs.uchicago.edu/~anda/papers/foster_grid_vs_p2p.pdf. If you have...
Adriana Iamnitchi
anda@...
Nov 20, 2002 4:57 pm
6209
Interesting stuff: both the technical aspects and the apparent political context. http://crypto.stanford.edu/DRM2002/darknet5.doc Apparently presented at the...
Johannes Ernst
jernst@...
Nov 21, 2002 1:20 am
6210
What I found interesting about that "Darknet" paper was what I ended up with when I did a global replace of "darknet" with "internet," and of "future state"...
Does anyone have the email addresses of the presenters of the "darknet" paper (at Microsoft)? Thanks. Cynthia ******* Cynthia Typaldos | Typaldos Consulting |...
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