How to Register a Security Key for Your Fastmail Account
Add a physical security key to your Fastmail login with this concise Thetis tutorial, including official registration links and backup guidance.
Guide
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How to Register a Security Key for Your Cloudflare® Account
Register a hardware key for your dashboard login, test it in a fresh session, and prepare backup access with this independent Thetis tutorial.
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How to Register a Security Key for Your Proton Account
Add a hardware security key to your Proton Account with this concise Thetis tutorial, including official setup links and a backup checklist.
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[Android Version] Is the Thetis Pro FIDO2 Security Key only works on Android 14 and up?
✅ Android Compatibility:The Thetis Pro FIDO2 Security Key works with Android 9 and above as long as your device supports USB On-The-Go (USB OT...
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[Backup Key] How to make a backup key? Can I duplicate my primary key directly?
Using a Backup Security Key for Two-Factor Authentication: Yes, it’s strongly recommended to register both your Primary and Backup Security Ke...
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[Setup 101] How to Setup my Thetis FIDO2 Security Key?
Table of contents In general, you already know what kind of online services you want to protect by using the Thetis FIDO2 Security Key. You can...
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[Reset] How to Reset Your Thetis FIDO2 Security Key
How to Reset the Thetis FIDO2 Security Key: Warning: Please note that after resetting the PIN, you will no longer be able to authenticate the accou...
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[Linux Login] How to use the Thetis FIDO2 Security Key to protect my local Linux account
Table of contents Using a FIDO2 Security Key for Two-Factor Authentication (2FA) on Ubuntu This guide explains how to set up a FIDO2 securit...
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[Bitwarden] I have difficulty to add passkey to my Security Key with Bitwarden chrome extension. (Other Password Manager support Passkey feature)
Table of contents Bitwarden Interference with FIDO2/Passkey Registration: If you're experiencing issues where your FIDO2 security key seems t...
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[NFC] How to use NFC feature of the Thetis Pro Series Security Key
Table of contents Prerequisite: The Thetis Pro Series FIDO2 Security Keys are already registered to your online account. And you only do th...
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[Linux/Mac] Initial PIN setup using Chrome on Linux/Mac
For Linux users and Mac users (macOS 11 or earlier, or those who prefer not to use our Manager App): You can manage your key directly through ...
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[SSH Keys] Does the Thetis FIDO2 Security Keys support SSH keys?
Table of contents Yes. Theis FIDO2 Security key support ED25519 SSH keys for secure authentication and encryption. Here’s a refined and pr...
