Accountable Light Client Systems for PoS Blockchains

ePrint Report: Accountable Light Client Systems for PoS Blockchains

Oana Ciobotaru, Fatemeh Shirazi, Alistair Stewart, Sergey Vasilyev

A major challenge for blockchain interoperability is having an on-chain light client protocol that is both efficient and secure. We present a protocol that provides short proofs about the state of a decentralised consensus protocol while being able to detect misbehaving parties. To do this naively, a verifier would need to maintain an updated list of all participants' public keys which makes the …

blockchains client eprint report pos systems