On Sunday 02 November 2008 09:47, Julien Cornuwel wrote:
> xor at freenetproject.org a ?crit :
> > Author: xor
> > Date: 2008-11-01 11:44:32 +0000 (Sat, 01 Nov 2008)
> > New Revision: 23270
> > 
> > Added:
> >    trunk/plugins/WoT/introduction/
> >    trunk/plugins/WoT/introduction/IntroductionPuzzle.java
> >    trunk/plugins/WoT/introduction/IntroductionPuzzleFactory.java
> > Log:
> > Design classes for generation of introduction puzzles. Feel free to 
suggest improvements.
> > 
> 
> Originaly, I was not willing to use captchas at all. My idea was :
> 
> Publish an announcement queue (an SSK) as a custom attribute and
> subscribe to it.
> New identities detect that they are not announced if there are less than
> X people who trust them.
> They insert their URI to random identities that use a context they do use.
> When an identity finds an announcement message, it tries to fetch the
> identity and if it succeeds, give the identity a trust of 0.
> People who choose to will see its messages and be able to give it trust,
> making it seeable for the entire network.
> 
> Such a system would be hard to DoS because of the number of announcement
> queues (one per running plugin), and hard to spam because only people
> who chose to would see messages, until one of them decides to trust the
> identity.

So everyone would choose not to, if the spammer started attacking individual 
queues, not necessarily all at once.
> 
> Anyway, I don't have much time to work on the plugin these days, so I'm
> OK with your solution if you can implement it fast. We strongly need a
> working WoT as fast as possible in order to make FMSplugin work.

Strongly agreed!
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