Fhenix
New York, NY / Tel Aviv, IsraelFhenix is pioneering confidential blockchain infrastructure using Fully Homomorphic Encryption (FHE). Its chain-agnostic, off-chain FHE Coprocessor (CoFHE) lets developers on any EVM-compatible chain offload cryptographic workloads via a simple Solidity import, enabling private smart contract computation at scale. Backed by $20M+ from Hack VC, Multicoin Capital, and dao5.
Startup
Other
Founded 2023
Series A, $15M raised (2024)
Products & Services
- Fhenix Chain: FHE-enabled Ethereum-compatible blockchain
- TFHE.sol: Solidity library for FHE operations in smart contracts
- Fhenix Nitrogen: Testnet environment for FHE dApp development
Tech stack
Fully Homomorphic Encryption (FHE) schemes (TFHE), DeFi Protocol Architecture - private DeFi applications, Ethereum Virtual Machine (EVM) compatibility layer, TFHE.rs library integration
Markets
Fhenix is one of the few projects applying FHE specifically to blockchain. Competitors include Zama (FHE library provider, not a blockchain) and Aztec Network (ZK-based privacy approach).
