4 ms·
Doesn't the security of proof of work consensus depend on the work being fairly expensive?
by MattPalmer1086 3y ago
Doesn't the security of proof of work consensus depend on the work being fairly expensive?
- londons_explore 3y agoYes. An attacker who is prepared to spend the same amount of money as all other network players earn combined can do various attacks. The goal of the "halve every 4 years, plus transaction fees" model is to make sure the above is never possible for an attacker.
- MattPalmer1086 3y agoI think they just need more than half?
- londons_explore 3y agoThey either need to sway more than half the miners to their evil side, or they need to exceed the total of everyone else.
- Repulsion9513 3y agoHow can you have more than half without more than everyone else (who by definition have less than half) combined?