Each Ethernaut level requires hacking a smart contract in the Ethereum Virtual Machine through a Web3 and Solidity wargame.
Hats Finance vs 3F Mutual
How do Hats Finance and 3F Mutual compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Hats Finance | 3F Mutual |
|---|---|---|
| What it is | Hats Finance runs a decentralized marketplace for smart contract bug bounties and audit competitions. | 3F Mutual offers insurance related to a MakerDAO emergency shutdown, according to its page. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both Hats Finance and 3F Mutual.
OtterSec audits blockchain systems, including layer-one networks, wallets, DeFi protocols, bridges, and related infrastructure.
Tulipa Capital curates DeFi risk strategies and provides dashboards and partner information for its on-chain finance work.
Sentora provides non-custodial DeFi vaults, real-time analytics, and risk management for capital deployment across decentralized finance.
Anvil runs a local Ethereum node for development and testing, with in-memory execution, funded accounts, instant mining, and chain forking.
Nexus Mutual offers crypto cover for risks including hacks and describes itself as an alternative to insurance.







