3 ms·

Then why only have one human bookkeeper? Surely two would be better, since you can compare their results. But then, perhaps you should hire three, so you can fi

Then why only have one human bookkeeper? Surely two would be better, since you can compare their results. But then, perhaps you should hire three, so you can figure out which one is right.

deno 3mo ago
But what if the third bookkeeper is malicious? You need at least four bookkeepers to achieve byzantine fault tolerance with f=1.
- altruios 3mo ago
  does this assume a maximum of one malicious bookkeeper?
  - deno 3mo ago
    Yes, you need 3f+1, so 4 for f=1, 7 for f=2. https://lamport.azurewebsites.net/pubs/byz.pdf https://lamport.azurewebsites.net/pubs/byz.pdf
altruios 3mo ago
Regardless of how correct they are, they assume liability: which is a metric that you do not improve with more bookkeepers.