---
id: 8513
title: "Catch Runtime Bugs Before They Become Mainnet Incidents: CertiK Grey Box Chain Audit"
source_domain: certik.com
source_url: "https://www.certik.com/blog/grey-box-chain-audit"
published_at: "2026-06-11T11:00:00Z"
tags: ["web3", "fault-injection", "blockchain-security", "consensus", "certik", "mainnet", "blockchain-audits", "runtime-bugs", "grey-box-chain", "skynet", "chain-audit", "grey-box-testing", "concordium"]
phying_url: "https://phying.com/item/8513"
lang: en
---

# Catch Runtime Bugs Before They Become Mainnet Incidents: CertiK Grey Box Chain Audit

## Summary

CertiK's Grey Box Chain Audit injects faults into live multi-node deployments to test consensus, bridges, and recovery paths. A Concordium engagement found 13 issues, including 2 critical DoS bugs.

## Intelligence Metadata

- **Sources:** certik.com
- **Published:** 2026-06-11T11:00:00Z
- **Original:** https://www.certik.com/blog/grey-box-chain-audit
- **Phying News:** https://phying.com/item/8513