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by EthanHeilman 2341 days ago
Poster is probably referencing this BGP attack on a mining pool.

"BGP Hijacking for Cryptocurrency Profit" - https://www.secureworks.com/research/bgp-hijacking-for-crypt...

An attack like this could be repurposed to perform reorgs with 51% of the mining power as the stratum pool server decides what previous block to mine on. No idea if mining pools or the stratum protocol has added countermeasures to prevent such an attack in the future.

1 comments

> No idea if mining pools or the stratum protocol has added countermeasures to prevent such an attack in the future.

Not really. There's some discussion about Stratum2 having stronger authentication, and systems like BetterHash to take away a lot of the centralizing impacts of pools by having people create their own work, and only centralizing the payouts for that work. It's a bit of a challenge because there's such a huge range of hardware out there with incomplete implementations of stratum in closed source forks of mining software. You basically have to wait for it to just be obsolete and replaced because there will never be updates.