Fluidkey: Redefining Financial Privacy on Ethereum

While Ethereum serves as the global settlement layer for decentralized finance, its transparent nature often creates challenges for users who require basic financial discretion. Every transaction, balance, and interaction is permanently visible, linking your entire history to a single public address.

Fluidkey, based in Switzerland—a jurisdiction renowned for its data protection standards—offers a sophisticated solution to this transparency problem. By utilizing Elliptic Curve Cryptography, Fluidkey enables users to receive funds through unique “stealth addresses.” This ensures that while you see all your assets in one unified dashboard, external observers cannot link your incoming transfers to a single profile.


Core Features for the User

  • Privacy Without Mixing: Unlike traditional privacy mixers, Fluidkey does not pool funds. It uses distinct addresses for each transfer, maintaining a clean history while preventing address reuse.
  • Integrated DeFi Yield: Through the “Auto-Earn” feature, idle assets can be automatically deployed into audited protocols like Aave and Morpho via Summer.fi to generate passive returns.
  • Compliant Fiat Rails: Fluidkey bridges the gap between on-chain activity and traditional finance by supporting IBAN, ACH, and Wire transfers directly through the app.
  • The Fluidkey Score (FKS): Active participants earn an on-chain, non-transferable token on the Base network. This score reflects your platform engagement and is widely considered a key metric for future community incentives.

Understanding the Reward Ecosystem

Fluidkey rewards active usage through the Fluidkey Score (FKS). While a formal token generation event (TGE) has not been finalized, the FKS tracks your contribution to the ecosystem.

Activity TypeReward MechanismBenefit
Account SetupOne-time ActivationGenerates unique ENS-compatible identifier
Asset ManagementReceive/Swap/SendIncreases Fluidkey Score (FKS) through volume
Passive YieldAuto-Earn StrategyEarns DeFi yield + FKS points
Identity/KYCBank Rails IntegrationEnables fiat transfers & higher trust status
ReferralsNetwork GrowthHistorical multiplier for early adopters

Note: The Fluidkey Score is currently an ERC-20 token on the Base network used to track platform loyalty.


How to Get Started and Earn FKS

  1. Create Your Identity: Visit Fluidkey and connect your preferred EVM wallet (including Ledger or Trezor) or sign in using social logins via Privy. You will create a unique username that acts as your private identifier.
  2. Initialize Privacy: Once your account is set up, any funds sent to your Fluidkey username will be routed through stealth addresses. You can manage these funds from a single interface without revealing your total net worth to the sender.
  3. Optimize Your Capital: Navigate to the “Auto-Earn” section. You can choose the “Core” strategy utilizing Morpho and Aave to ensure your assets are working for you even when you aren’t trading.
  4. On-Chain Activity: Engage with the Receive, Send, and Swap functions. Regular usage is the primary driver for increasing your Fluidkey Score.
  5. Monitor Your Progress: Click the “+” icon on your dashboard to check your current Fluidkey Score. Maintaining consistent activity on-chain is the best way to position yourself for potential future retroactive rewards.

Fluidkey provides a bridge between the transparency of public blockchains and the necessity of personal financial privacy, all while ensuring users remain compliant and productive with their capital.


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Discover how Fluidkey brings privacy to Ethereum with stealth addresses and automated DeFi yield. Learn how to increase your Fluidkey Score for potential future rewards.

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