Blockchain security for critical launches protocol rollouts founder roadmaps ecosystem upgrades high-stakes teams

Blockchain security audits for protocols that can’t afford to fail. We partner with founders to harden smart contracts and ship with confidence on any chain.

What we do

Security reviews for protocol teams

We work with teams building high-impact blockchain protocols to reduce risk before launch and ahead of major upgrades. Every engagement is scoped to your architecture, timelines, and risk tolerance.

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Smart Contract Audits

In-depth reviews of your smart contracts to identify vulnerabilities before they reach production.

Protocol Security Reviews

End-to-end analysis of protocol design, economic assumptions, and upgrade paths.

Security Consulting & Threat Modeling

Hands-on guidance to map attack surfaces, prioritize fixes, and strengthen your security processes.

How we work

A predictable audit process

Fast turnarounds without sacrificing review depth. We stay close to your engineering team from kickoff through fixes.

01

Scope

We align on architecture, assumptions, timelines, and depth of review.

02

Review & Analysis

Manual code reads, dynamic testing, and scenario design tailored to your stack.

03

Reporting

Clear severity ratings, repro steps, and fixes prioritized for engineering teams.

04

Remediation Support

Rapid follow-ups to verify patches and keep launches on schedule.

Why sighash

Security partners, not vendors

We’ve spent the last several cycles hardening blockchain infrastructure. Our perspective helps teams avoid the traps we’ve seen across ecosystems.

  • Direct access to the auditors performing the work.
  • Tool-assisted coverage without sacrificing manual depth.
  • Transparent timelines, fixed scopes, and actionable guidance.

Featured work

Audits library

Explore published engagements, scope summaries, and release-ready recommendations from the Sighash Labs team.

Explore past audits →