1. はじめに
This manual provides detailed instructions for the proper use and maintenance of your Thetis FIDO U2F Security Key. This device offers a robust second factor authentication method to protect your online accounts from unauthorized access, phishing, and other cyber threats.
2.製品オーバーview
The Thetis FIDO U2F Security Key is a compact, durable USB device designed for universal two-factor authentication. Its aluminum folding design protects the USB connector when not in use, ensuring longevity and portability.

Image 2.1: The Thetis FIDO U2F Security Key in its closed, protected state.
3. 主な特徴
- Enhanced Account Protection: Provides strong factor authentication to secure online accounts against password theft, phishing, hacking, and keylogging scams.
- ユニバーサル互換性: 対応機種 websites supporting the U2F protocol via Chrome or Opera browsers (version 40 and later) on Windows, Mac OS, and Linux.
- FIDO-U2F Certified: Certified by the world's largest ecosystem for standards-based, interoperable authentication, ensuring high security. Supports U2F protocol only.
- 耐久性に優れたデザイン: Features a 360° rotating metal cover to shield the USB connector and is crafted from durable aluminum alloy for protection against drops, bumps, and scratches.
- ポータブル: Compact and ultra-portable design allows for easy transport.

Image 3.1: The compact design allows the FIDO key to be easily carried on a keyring for portable protection.
4. システム要件と互換性
The Thetis FIDO U2F Security Key is compatible with a range of operating systems and web サービス:
- オペレーティング システム: Windows, Mac OS X, Linux.
- ブラウザ: Chrome, Opera (version 40 and later).
- サポートされているサービス: Google G-suite, Facebook, Dropbox, GitHub, SalesForce, Dashlane, GitLab, BitBucket, FastMail, and other websites that support the U2F protocol.
- 重要な注意: Not compatible with email clients such as Apple Mail, Mozilla Thunderbird, or Microsoft Outlook. The key does not support OTP or UAF protocols.

Image 4.1: The security key offers universal compatibility across various operating systems.
5. セットアップ手順
Follow these steps to set up your Thetis FIDO U2F Security Key for enhanced account protection:
- Download Management Software: Visit the official Thetis website to download the necessary management software for your operating system. This software helps manage your FIDO device.
- PIN を設定します。 Once the software is installed and your key is inserted, you will be prompted to set a Personal Identification Number (PIN) for your key. This PIN adds an extra layer of security.
- Register Key with a Web サービス: Navigate to the security settings of your desired online account (e.g., Google, Facebook). Look for options related to two-factor authentication, security keys, or passkeys. Follow the on-screen prompts to register your Thetis FIDO U2F Security Key. You may be asked to insert the key and tap its button.
- Log in with Key to Verify Setup: After registration, attempt to log in to your account. When prompted for your security key, insert the Thetis key and tap its button to complete the authentication process. This verifies that the setup was successful.
Video 5.1: This video demonstrates the four-step setup process for the Thetis FIDO U2F Security Key, including downloading software, setting a PIN, registering with a web service, and verifying login.
6. 操作手順
To use your Thetis FIDO U2F Security Key for authentication:
- Initiate Login: Begin the login process for your online account as usual, entering your username and password.
- 挿入キー: によって促されたとき website or service for your security key, insert the Thetis FIDO U2F Security Key into an available USB-A port on your computer.
- Activate Key: A light on the key may flash, indicating it is ready. Tap the button on the key when instructed by the website to complete the authentication.
- Successful Login: Upon successful verification, you will be granted access to your account.

Image 6.1: The security key in use, providing an extra layer of protection during the login process.
7. メンテナンス
To ensure the longevity and optimal performance of your Thetis FIDO U2F Security Key:
- 清潔に保ちます: Regularly wipe the key with a soft, dry cloth to remove dust and debris. Avoid using harsh chemicals or abrasive materials.
- コネクタを保護: Utilize the 360° rotating metal cover to protect the USB connector when the key is not in use.
- 極端な状況を避ける: Do not expose the key to extreme temperatures, humidity, or direct sunlight.
- ソフトウェアアップデート: Periodically check the Thetis website for updates to the management software to ensure compatibility and security enhancements.

Image 7.1: The durable folding design helps protect the USB connector from damage.
8。 トラブルシューティング
If you encounter issues with your Thetis FIDO U2F Security Key, consider the following:
- キーが認識されません:
- Ensure the key is fully inserted into the USB port.
- 別のUSBポートを試してください。
- コンピュータを再起動します。
- Verify that your browser (Chrome/Opera) is up to date.
- Authentication Failure:
- 確認する website or service you are trying to access supports FIDO U2F.
- Ensure you are tapping the key's button when prompted.
- Check if the key is properly registered with the specific online account.
- PIN Issues:
- If you forget your PIN, refer to the Thetis management software for recovery options or instructions on resetting the key (note: resetting may erase registered credentials).
- ソフトウェアの問題:
- Reinstall the Thetis management software.
- Check for software updates on the Thetis webサイト。
9. 仕様
| 特徴 | 詳細 |
|---|---|
| モデル名 | Thetis FIDO U2F Security Key |
| 商品型番 | MB000124 |
| 接続技術 | USBタイプA |
| 寸法(長さx幅x高さ) | 1.75 x 0.6 x 0.3インチ |
| アイテム重量 | 0.3オンス |
| ハードウェアプラットフォーム | Mac、Windows、Linux |
| 巻tage | 5ボルト |
| 欧州連合 | 701470423718 |
10. 保証とサポート
The Thetis FIDO U2F Security Key comes with a manufacturer's warranty. For specific warranty details, registration, or technical support, please visit the official Thetis web公式サイトをご覧いただくか、カスタマーサービスまでお問い合わせください。保証請求のために購入時のレシートを保管してください。
For further assistance, please refer to the official Thetis support channels:
- Thetis Official Webサイト: Visit Thetis Store on Amazon
- 顧客サービス: 製品パッケージまたは公式ウェブサイトに記載されている連絡先を参照してください。 webサイト。