Fhenix Launches Encrypted Smart Contract Layer on Ethereum and Arbitrum

Fhenix Launches Encrypted Smart Contract Layer on Ethereum and Arbitrum

Fhenix has deployed CoFHE, a protocol enabling encrypted computation on smart contracts, to both Ethereum and Arbitrum mainnets. The system allows approved applications to process transactions involving encrypted data while maintaining confidentiality on public blockchains.

Oct 26, 2026, 08:02 AM1 min read

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CoFHE Now Live on Two Networks

Fhenix announced that CoFHE, its encrypted smart contract computation layer, is now available on Ethereum and Arbitrum mainnets. The system uses fully homomorphic encryption (FHE) to allow approved applications to perform computations on encrypted data without exposing underlying values on-chain, addressing a structural tension in public blockchain design where transparency is the default even when participants would prefer to keep commercial or sensitive details private.

Use Cases in DeFi and Tokenized Assets

The deployment targets confidential DeFi applications and tokenized asset platforms where privacy is a prerequisite for adoption. By enabling encrypted computation at the smart contract level, Fhenix aims to reduce the friction between the regulatory and competitive transparency required of traditional finance and the architectural openness of blockchain networks. Applications built on CoFHE can submit encrypted transactions that the network settles without exposing amounts, counterparties, or contract logic to all observers.

Why It Matters

For Traders

Encrypted DeFi primitives may reduce front-running and MEV extraction on these chains, though adoption by applications remains early and unproven at scale.

For Investors

Privacy-first infrastructure layers that preserve composability could unlock institutional capital in DeFi previously blocked by transparency concerns, though regulatory clarity around encrypted transactions remains unsettled.

For Builders

Developers can now experiment with FHE-based smart contract patterns on mainnet without running custom infrastructure, lowering the barrier to privacy-preserving applications on Ethereum and Arbitrum.

This article is for information only and is not financial advice. Read the full disclaimer.

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