Fork State-Aware Differential Fuzzing for Blockchain Consensus Implementations

Forky Proof-of-Concept Implementation

Repo for anonymous submission and artifact evaluation

Open only in the review period (to be reopened as a public with identity after review).

(Warning) Current PoC implementation utilizes a large amount of disk I/O that can impact SSD lifespan.

Forky Bitcoin

(forky-bitcoin) Differential testing Bitcoin fork resolution implementation with Forky

• Target client: Bitcoin Core (C++), Bitcoin Knots (C++), btcd (Go), bcoin (JavaScript)

Forky Ethereum 1.0 (PoW)

(forky-eth1) Fuzzer for testing Ethereum 1.0 (PoW) fork resolution implementation with Forky

• Target client: Geth (Go)

Forky Ethereum 2.0 (PoS)

(forky-eth2) Differential testing Ethereum 2.0 fork resolution implementation with Forky

• Target client: Prysm (Go), Lighthouse (Rust), Teku (Java), Nimbus (Nim)