Trezor.io/start

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Trezor employs several measures to protect against potential physical tampering or unauthorized access to its devices:

1. Secure Enclosure: Trezor devices are built with a durable and tamper-evident enclosure designed to resist physical attacks. The housing is made from high-quality materials and includes security features such as holographic seals to detect tampering attempts.

2. Tamper-Evident Packaging: Trezor packages are sealed with tamper-evident stickers or holographic seals, ensuring that users can verify the integrity of the device before use. Any attempt to remove or tamper with these seals will result in visible damage, alerting users to potential security risks.

3. Secure Element Chip: Each Trezor device is equipped with a dedicated secure element chip, which stores sensitive data and performs cryptographic operations. This chip is designed to resist physical attacks and tampering attempts, providing an additional layer of protection against unauthorized access.

4. PIN Protection: Trezor devices require users to set up a PIN code during the initialization process. This PIN code is required every time the device is used, preventing unauthorized access in case the device falls into the wrong hands. Additionally, Trezor includes a feature that increases the waiting time between failed PIN attempts, further discouraging brute-force attacks.

5. Passphrase Support: Trezor supports the use of a passphrase, also known as a "25th word," which acts as an additional layer of security. Users can combine this passphrase with their PIN to access the wallet, making it even more difficult for unauthorized users to gain access to their funds.

6. Limited Exposure to USB Communication: Trezor devices utilize limited USB communication, reducing the risk of potential attacks through malicious USB devices or compromised computer systems. By minimizing exposure to external connections, Trezor helps mitigate the risk of physical tampering or unauthorized access via the USB interface.

7. Firmware Integrity Checks: Trezor devices perform integrity checks on the firmware during startup to ensure that it has not been tampered with or modified. If any discrepancies are detected, the device will alert the user, preventing the execution of potentially compromised firmware and protecting against unauthorized access.

8. Regular Firmware Updates: Trezor regularly releases firmware updates to address security vulnerabilities and enhance protection against emerging threats. By keeping their devices up-to-date with the latest firmware releases, users can benefit from improved security features and safeguards against physical tampering or unauthorized access.

Overall, Trezor employs a multi-layered approach to protect against physical tampering and unauthorized access, combining secure hardware design, tamper-evident packaging, PIN protection, passphrase support, limited USB communication, firmware integrity checks, and regular updates to maintain the highest standards of security for its users' cryptocurrency assets.