It appears that Matthew Petach via NANOG <[email protected]> said: >I think we should take a cue from cryptocurrencies, and have a "proof of >stake" type of >challenge for email messages sent out. The recipient machine doesn't >accept a message >until the sender has demonstrated they have put some skin in the game as well.
Dwork and Naor invented that in 1992. Clever idea, doesn't work in practice. https://www.wisdom.weizmann.ac.il/~naor/PAPERS/pvp.pdf R's, John _______________________________________________ NANOG mailing list https://lists.nanog.org/archives/list/[email protected]/message/TBABOBMRKIHLQKX5Z7FYK2L75TPI3MCN/
