Trézor Bridge® — Secure Hardware Wallet Connection

Trézor Bridge® — Trusted, Local, Secure

Trézor Bridge® is the trusted local bridge between your hardware wallet and the web. Use Trézor Bridge® to safely connect your Trézor device to wallet apps, browser extensions, and web services. The Trézor Bridge® connection provides a focused, secure, and private channel for signing transactions and managing crypto assets.

Secure USB/TLS pairing

Local-only bridge

Easy setup — step-by-step

Cross-platform macOS • Windows • Linux

Quick overview: Trézor Bridge® ensures your private keys never leave your device. The Trézor Bridge® installer is lightweight, runs locally and establishes an encrypted connection only between your machine and the hardware wallet. Use Trézor Bridge® every time you need a secure hardware wallet connection.

What is Trézor Bridge®?

Trézor Bridge® is a local helper application that enables a secure hardware wallet connection between your Trézor device and compatible wallet interfaces. Trézor Bridge® runs on your computer and listens locally; it does not forward your signing requests to third parties. The Trézor Bridge® architecture prioritizes privacy and integrity of signatures, making it perfect for users who need a reliable and verifiable hardware wallet connection.

Why use Trézor Bridge®?

When you open a web wallet that supports Trézor devices, Trézor Bridge® acts as the trusted connector. Trézor Bridge® manages USB permissions, device pairing, and encrypted message channels so the web wallet can send signing requests to the hardware wallet securely. Trézor Bridge® helps prevent man-in-the-middle attacks while keeping the connection simple.

Local-only traffic: Trézor Bridge® keeps messages between browser and device on your machine.
Device authentication: Only authorized sessions can access your Trézor with Trézor Bridge®.
Cross-platform: Trézor Bridge® installers for macOS, Windows, and Linux.

Quick start

Download and install Trézor Bridge®. Plug in your hardware wallet and follow the on-screen prompts. The Trézor Bridge® status indicator will confirm a successful connection. Use Trézor Bridge® with supported apps to sign transactions, manage accounts, and verify addresses safely. Repeat: Trézor Bridge® never exposes private keys — signing always happens on the device itself.

Download & verification

For the fastest and most secure experience, always fetch Trézor Bridge® installers from the official source. After download, verify checksums and signatures. Trézor Bridge® includes a small footprint installer and clear instructions for installation and troubleshooting.

Information for developers

Developers and integrators: Trézor Bridge® provides a stable local API and JSON-RPC endpoints to enumerate devices, request signatures, and manage sessions. When building wallet integrations, rely on Trézor Bridge® to handle platform-specific USB/driver interactions so your web app can remain focused on UX and transaction logic.

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