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by TD-Linux 3725 days ago
One obvious one: rather than consuming tons of power hashing, miners buy Intel chips. Hashrate in Bitcoin is equivalent to number of Intel CPUs owned in this scheme. The Intel CPUs are mostly idle, so use very little power.

There are a lot of other interesting things that they could do with SGX, though just from reading the introduction it seems that they didn't attempt any other innovations.

1 comments

You're trusting Intel, essentially.

It would be interesting to see Intel open their SGX platform so as for it to be configurable, and use it to attest Tendermint nodes. Accountable BFT consensus benefit from hardware attestation.