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Onchain · Protocol

Auditing consensus: beyond the smart contract

Validator logic, networking, and timing assumptions — where L1 risk really lives.

Distributed validator network representing blockchain consensus security
AN3 Security · · 11 min read

Smart contracts get the headlines. Consensus bugs get the existential incidents.

Where we look

  • Validator set economics and slashing conditions
  • P2P networking and eclipse attack surfaces
  • Block timing and MEV-adjacent ordering assumptions
  • Upgrade mechanisms and governance timelocks

AN3 Intel Brief · L1 protocol review.