Broken link to Barnabe's summary on discouragement attacks
Line
https://github.com/ethereum/annotated-spec/blob/98c63ebcdfee6435e8b2a76e1fca8549722f6336/phase0/beacon-chain.md?plain=1#L2017
Links https://hackingresear.ch/discouragement-attacks/ whose domain is not longer active
Thank you for bringing this to my attention. I apologize for the broken link. Unfortunately, it seems that the domain for the resource on discouragement attacks, hackingresear.ch, is no longer active. As a result, the link provided in the Ethereum annotated specification is no longer accessible. I recommend reaching out to the Ethereum community or exploring other reputable sources to gather information on discouragement attacks in the context of Ethereum.