Hexens audits blockchain systems and offers continuous threat exposure monitoring, alongside research on smart contract platform vulnerabilities.
Blockhead vs Three Sigma
How do Blockhead and Three Sigma compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Blockhead | Three Sigma |
|---|---|---|
| What it is | Blockhead tracks crypto, DeFi, and web3 portfolios across blockchain accounts, alongside a cross-EVM block explorer and dapp directory. | 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 Blockhead and Three Sigma.
OtterSec audits blockchain systems, including layer-one networks, wallets, DeFi protocols, bridges, and related infrastructure.
RockawayX invests in Web3 ventures and provides blockchain infrastructure, liquidity, and engineering support for protocols and founders.
Sherlock offers Web3 security audits, contests, AI analysis, and bug bounties for smart contract projects.
MEV Capital provides on-chain liquidity and DeFi risk management, including curated vaults and segregated managed accounts.
Each Ethernaut level requires hacking a smart contract in the Ethereum Virtual Machine through a Web3 and Solidity wargame.







