Overview — What is Trezor Bridge?

Trezor Bridge is a lightweight local helper that enables secure communication between your Trezor hardware wallet and desktop or web applications (such as Trezor Suite). It avoids direct browser USB limitations by providing a trusted, local transport layer — signatures and private keys remain on the device. 🔒

Why it exists: modern browsers restrict direct device access for security. Bridge provides a controlled local interface so web apps can request signing operations that still require physical confirmation on the Trezor device.

Key features

  • Local, encrypted connection between browser and Trezor device.
  • Device discovery and safe signing flow — requires physical confirmation.
  • Compatibility with Trezor Suite (desktop & web) and other integrations.
  • Minimizes attack surface: private keys never leave the hardware device.

Desktop vs Web

Desktop clients offer performance and reduced network exposure; web clients provide convenience across platforms. Use Desktop for high-value operations whenever possible.

Security model

Trezor's security model centers on hardware-backed signing. The Bridge acts only as a transport — signatures and private keys remain on the device and sensitive actions require the device's physical confirmation (button press, touch, etc.).

Additional protections:

  • PIN & optional passphrase for hidden wallets.
  • Firmware integrity checks and signed updates.
  • User education: keep recovery seeds offline and test restores.

Setup & Onboarding

  1. Download Bridge and Trezor Suite from trezor.io/start.
  2. Connect your Trezor device; follow on-screen prompts to initialize, set PIN, and write down the recovery seed offline.
  3. Verify device firmware and Suite version; install official firmware updates only from trezor.io.
  4. Perform a small test transaction before transferring large amounts.

FAQ — Trezor Bridge™

Yes — install Bridge only from official sources (trezor.io/start). Bridge is a local helper; verify downloads and follow vendor instructions.

Never enter your recovery seed or private keys into a website or app. The Bridge only facilitates signed actions; it should never request your seed. If a page asks for your seed, close it and seek official support.

Visit trezor.io/support or use official community channels. Always prefer official documentation and downloads.

Resources & Links


Best practices

Keep Suite & firmware up to date, use the desktop client for high-value operations, keep your seed offline, and consider metal backups for durability.

Sitemap (example)



  
    https://example.com/
    weekly
    1.0
  
  
    https://example.com/trezor-bridge
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Edit & host as /sitemap.xml for search engines.