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Home/Services/Hardware Wallet Integration — Ledger, Trezor, and Custom Device Support

TECHNICAL

Hardware Wallet Integration — Ledger, Trezor, and Custom Device Support

Integrating hardware wallets (Ledger, Trezor, GridPlus Lattice1) into a dApp or exchange provides institutional-grade signing security. Here is the complete integration guide.

Get a quoteBrowse services
50+Contracts shipped
$100M+Secured on-chain
EnterpriseReady

Overview

Hardware wallet integration for dApps and exchanges: Ledger integration via @ledgerhq/hw-transport-webusb (connect to device, get address, sign EIP-1559 transactions, sign messages). WalletConnect v2 supports all hardware wallets including Ledger Live and Keystone. For institutional custody platforms, hardware wallet s...

  • Ledger integration
  • Trezor support
  • WalletConnect v2
  • Institutional signing

Technical deliverables

  • › Auditable smart contract source code (verifiable)
  • › Test suite with CI integration
  • › Deployment scripts and infra as code
  • › Monitoring dashboard and runbooks

Integrations

Common integrations: The Graph, Alchemy/Infura, OpenZeppelin Defender, and popular wallet providers.

Timeline

  1. 1

    Discovery

    1-2 weeks

    Clarify requirements, compliance needs, architecture risks, and launch goals.

  2. 2

    Build

    3-8 weeks

    Implement core contracts, integrations, product flows, tests, and deployment automation.

  3. 3

    Launch

    1-2 weeks

    Run QA, prepare audit handoff, deploy infrastructure, and support production rollout.

Frequently asked questions

For consumer dApps: add hardware wallet support at launch for Ledger and Trezor via WalletConnect v2 (one integration supports both). For institutional custody platforms: hardware wallet support (specifically Ledger Enterprise and GridPlus Lattice1) is required — institutional users will not hold exchange assets in software wallets.

Quick estimate

Small module: 2–4 weeks · Medium: 6–10 weeks · Large: 10+ weeks

Schedule call

Focus Areas

  • Ledger integration
  • Trezor support
  • WalletConnect v2
  • Institutional signing

Project Details

  • Technical
  • 6 min read
  • Architecture planning
  • Implementation support

Ready to talk?

Schedule a discovery call and receive a tailored scope and estimate. No commitment required.

Contact us
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