Sherlock offers Web3 security audits, contests, AI analysis, and bug bounties for smart contract projects.
Quantstamp vs Three Sigma
How do Quantstamp and Three Sigma compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Quantstamp | Three Sigma |
|---|---|---|
| What it is | Quantstamp audits smart contracts, layer-one networks, and web infrastructure, and reports blockchain security work dating back to 2017. | Three Sigma audits blockchain code and DeFi systems, reporting security findings and services for Web3 projects. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Quantstamp and Three Sigma.
OtterSec audits blockchain systems, including layer-one networks, wallets, DeFi protocols, bridges, and related infrastructure.
Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research.
Hexens audits blockchain systems and offers continuous threat exposure monitoring, alongside research on smart contract platform vulnerabilities.
FailSafe builds continuous security testing systems that probe applications, APIs, infrastructure, and AI systems for exploitable issues.
RockawayX invests in Web3 ventures and provides blockchain infrastructure, liquidity, and engineering support for protocols and founders.






