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Re: Hardening lists against spam attacks



On Tue, 31 Dec 1996, Hal Finney wrote:

> An alternative is to give each subscriber only a small, fixed number of
> blinded tokens which he will use for the lifetime of his subscription
> to the list.  When someone posts anonymously, they use up one of their
> tokens.  Then, if the message was not abusive, a new blinded token is
> created, encrypted with the public key of the good-guy anonymous poster,
> and broadcast to subscribers.  This way good anonymous posters will get
> to keep posting, while abusive ones will shortly run out of anonymous
> posting tokens.

Oops, ran out of tokens....

UNSUBSCRIBE cypherpunks
SUBSCRIBE cypherpunks Lance

OK now I'm ready to post more crap!