Five on Nostr: Cryptography doesn't eliminate the need for trust. It merely lowers the cost of ...
Cryptography doesn't eliminate the need for trust. It merely lowers the cost of verification.
It's a huge difference.
Some people think they can somehow completely eliminate the need for trust once their new cryptographic scheme will prove sound or their new system be implemented.
It's a red herring. If you take for granted that there are no perfect solutions just tradeoffs, you will design it right because you know you must distribute trust in the system *somewhere*.
In other words: verification has a cost, and in real life you always have oracles asserting things you cannot fully verify. We live in a fundamentally uncertain world.
What we can do is accept some fundamental limitations and get the most out of the rest.
Published at
2026-06-03 07:09:23 UTCEvent JSON
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"content": "Cryptography doesn't eliminate the need for trust. It merely lowers the cost of verification.\nIt's a huge difference.\n\nSome people think they can somehow completely eliminate the need for trust once their new cryptographic scheme will prove sound or their new system be implemented.\n\nIt's a red herring. If you take for granted that there are no perfect solutions just tradeoffs, you will design it right because you know you must distribute trust in the system *somewhere*. \n\nIn other words: verification has a cost, and in real life you always have oracles asserting things you cannot fully verify. We live in a fundamentally uncertain world.\n\nWhat we can do is accept some fundamental limitations and get the most out of the rest.",
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