What Is Trezor Bridge and Why It’s Essential for Crypto Security If you're a Trezor user, you've likely encountered Trezor Bridge—but what exactly is it? Trezor Bridge is a secure communication interface that allows your Trezor hardware wallet to interact with supported browsers like Chrome and Firefox. Unlike browser plug-ins, Bridge works directly with your desktop applications to ensure seamless connectivity without compromising your security. Designed by SatoshiLabs, Trezor Bridge replaces the older WebUSB and browser extensions, providing a more robust and stable way to connect your wallet. It’s particularly useful for users who frequently access Trezor Suite or third-party apps like MetaMask or Exodus while using their hardware wallet. Once installed, it runs quietly in the background, waiting to detect your Trezor device and initiate encrypted communication. Security is top priority. Trezor Bridge ensures that your private keys never leave your hardware wallet, even during transactions. This reduces the risk of phishing, malware, and unauthorized access. Because Bridge is an executable app rather than a browser plug-in, it is less vulnerable to online threats. In summary, Trezor Bridge is a lightweight but powerful utility that enhances the usability and security of your Trezor experience. Whether you're managing Bitcoin or dozens of other supported coins, Bridge ensures your desktop remains the safest gateway to your crypto.