Joanna Rutkowska @rootkovska
Hm, perhaps we can have both when using some kind of time-stamping service, e.g. the one @petertoddbtc recently ann… https://t.co/Ilq3s1gg7d — PolitiTweet.org
Joanna Rutkowska @rootkovska
@azonenberg I.e. we either must trust log-producing servers, or the log-keeping filesystem, right?