Sigma Prime audits smart contracts, zero-knowledge systems, blockchain infrastructure, and off-chain code, and publishes security research.
Three Sigma vs STARK
How do Three Sigma and STARK compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Three Sigma | STARK |
|---|---|---|
| What it is | Three Sigma audits blockchain code and DeFi systems, reporting security findings and services for Web3 projects. | StarkWare develops STARK proof technology for blockchain scalability, security, and privacy, with products including Starknet and StarkEx. |
| 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 Three Sigma and STARK.
Trail of Bits publishes security reviews, research, open-source tools, and talks covering software, blockchains, and AI systems.
EverRise develops bridging and security applications for DeFi protocols across BNB Chain, Ethereum, Polygon, Fantom, and Avalanche.
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OtterSec audits blockchain systems, including layer-one networks, wallets, DeFi protocols, bridges, and related infrastructure.
FailSafe builds continuous security testing systems that probe applications, APIs, infrastructure, and AI systems for exploitable issues.






