Autonomous Consensus

I feel like BGP would be a great place to experiment with PKI systems, possibly with some additional global consensus mechanism. BGP has well known security flaws that cause real problems. It is very common that misconfigured or malicious route advertisements cause outages or redirect traffic to an attacker. (C.f. BGP hijacking against Bitcoin miners.) Some kind of PKI system which let AS operators associate one or more public keys with their AS, and handled transfers of IP space between ASs, would allow BGP updates to be signed by the AS owner's key and totally eliminate this class of vulnera

https://rodarmor.com/blog/autonomous-consensus