How to Create and Use Passkeys for Secure Authentication

What Is a Passkey?

Passkeys represent the next generation of secure authentication, eliminating the need for passwords and verification codes. As a supported two-factor authentication method, passkeys provide the highest level of account protection by allowing passwordless login while maintaining robust security.

Key requirements for passkeys:

• At least one passkey must always remain linked to your account
• Multiple verification methods available (biometrics, security keys, or other devices)
• Platform-specific implementation may vary

Device Compatibility for Passkeys

Before creating a passkey, ensure you have:

• Mobile device running iOS 16.0.0+ or Android 7.0+
• OR a USB security key supporting FIDO2 protocol

Step-by-Step Guide to Create a Passkey

1. Open the OKX App and navigate to:

   • Menu > Profile and Settings

2. Access the Security Center through:

   • User Center > Security > Security Center
3. Select Passkey from available options
4. Choose Enable and complete security verification

Creating Passkey on Current Device

5. Select Continue when prompted
6. Complete biometric/PIN authentication on your device

Creating Passkey on Another Device

5. Choose Other Options

   • For mobile devices: Select iPhone, iPad, or Android and scan QR code
   • For security keys: Select Security Key (iOS only) and follow prompts

Verifying with Passkeys

Using Current Device

1. System will automatically prompt for passkey verification when enabled

Using Another Device

1. Select Other Login Options when prompted
2. Choose device type and scan displayed QR code
3. Complete authentication on secondary device

Managing Your Passkeys

Renaming Passkeys

Navigate to:

• Menu > Profile and Settings > Security > Security Center > Passkey
• Select edit icon to modify passkey name for easier identification

Resetting or Deleting Passkeys

Important: These actions may trigger 24-hour restrictions on withdrawals and P2P trading.

Resetting Passkeys

1. Required when only one passkey exists (account must always have ≥1 passkey)

2. Process:

   • Navigate to Passkey settings
   • Select passkey and complete verification
   • Replacement occurs during reset process

Deleting Passkeys

1. Only available when multiple passkeys exist (maximum 10 per account)

2. Process:

   • Select target passkey
   • Complete verification to confirm deletion

Security Note: Deleting passkeys may reduce account security level. Carefully consider risks before proceeding.

FAQ: Passkey Authentication

Why should I use passkeys instead of passwords?

Passkeys provide superior security by eliminating phishing risks and password reuse vulnerabilities while offering convenient passwordless login.

Can I use passkeys across multiple devices?

Yes, passkeys can be created on and verified through different devices via QR code scanning or security key authentication.

What happens if I lose my passkey device?

You can always authenticate through secondary devices or security keys. Maintain multiple passkeys for account recovery options.

How do passkeys compare to traditional 2FA?

While both enhance security, passkeys offer:

• Faster authentication
• No code generation required
• Stronger cryptographic protection
• Protection against phishing attacks

👉 Discover more security features to protect your digital assets.

👉 Learn about advanced authentication methods for comprehensive account protection.