Frequently Asked Questions

Passkeys FAQ

Get answers to your questions about passkeys and passwordless authentication.

Usage

Can Passkeys Be Shared?Can Passkeys Be Used Across Platforms?Can Passkeys Be Used on Other People's Devices?How Do I Create a Passkey?Should I Use Passkeys?What Can Passkeys Be Used For?When Can Passkeys Be Used?

Adoption

Are Passkeys Available?How to Offer Passkey Demo Accounts in Google Play Store Verification?What Are Passkeys in WhatsApp?Where Can Passkeys Be Used?Which banks offer passkeys?Which Crypto Exchanges offer Passkeys?Which e-commerce shops offer passkeys?Which Gambling & Betting Companies Offer Passkeys & Biometric Login?Which Insurances offer Passkeys?Which Loyalty Programs offer Passkeys?Which Payment Providers offer Passkeys? Which Platforms Are Supported For Passkeys?Which Public Sector Organizations offer Passkeys?Which Superannuation Funds in Australia offer passkeys?

Hardware

Are Passkeys Device Specific?Do Passkeys Transfer to a New iPhone?How Do Passkeys Work Across Devices?How Many Passkeys Can a YubiKey Hold?How To Log In From Second Device If Device-Bound Passkey Is Created?Why Does Passkey Need Bluetooth?

Operating Systems

How to Create a Passkey on a Samsung Device Without Samsung Pass?Where Are Passkeys Stored in Windows?Where are Passkeys stored on Android?Where are Passkeys Stored on iPhone?Where Are Passkeys Stored on macOS?

Browsers

Do Passkeys Work with Firefox?Where are Passkeys Stored in Chrome?

Differentiation

Are Passkeys Like a Password Manager?Do Passkeys Replace Passwords?How Are Passkeys Different From Passwords?How Does WebAuthn Differ From Passkeys?Is Face ID a Passkey?What is the Difference Between a YubiKey and a Passkey?What is the Difference between conditionalMediation and conditionalGet?What is the Difference Between FIDO2 and Passkeys?Why Are Passkeys Better Than Passwords?

Security

Are Passkeys Safe?Can Passkeys Be Hacked?Can Passkeys Be Stolen?Do Passkeys Use PKI?How Are Passkeys Secure?Should you allow multiple passkeys per user account?What if a Passkey Device is Lost?Why Are Passkeys Safer & More Secure Than Passwords?

Other

Are passkey providers responsible for securing auth data?Are passkeys considered a form of two-factor authentication?Are synced passkeys secure despite being stored in cloud?Can a passkey provider store credentials across devices?Can I create passkeys in cross-origin iframes?Can I recover funds stolen from super account in breach?Can passkeys be used on other domains without an iframe?Can passkeys created by 3rd-party providers be compromised?Can synced passkeys be used across different platforms?Do passkeys truly reduce password resets and OTP usage?How can banks educate customers about passkey benefits?How can banks transition from traditional auth to passkeys?How can enterprises measure the ROI of adopting passkeys?How can functional testing ensure a robust passkey system?How can passkeys be integrated into mobile banking apps?How can passkeys prevent account takeovers?How do device-bound passkeys enhance security?How do emulators & real devices compare in passkey testing?How do fallbacks influence user trust in passkeys?How do I enable passkeys in an iframe?How do One-Tap passkey logins simplify authentication?How do passkeys align with standards like NIST or ISO?How do passkeys contribute to cost savings in enterprises?How do passkeys improve authentication in enterprises?How do passkeys prevent credential stuffing & reuse attacks?How do passkeys reduce operational costs for organizations?How do passkeys reduce user friction during authentication?How do passkeys streamline account recovery processes?How do security teams handle passkey compliance & risk?How do SMS transaction costs vary by provider and region?How do you conduct performance & load tests for passkeys?How do you test cross-device authentication for passkeys?How does account enumeration impact passkey login flows?How does Apple’s SPC limitation block passkey checkouts?How does biometric auth enhance compliance & security?How does biometric auth with passkeys fit into PSD3/PSR?How does EBA Single Rulebook Q&A clarify SCA ambiguities?How does Google Workspace integrate passkeys?How does gradual rollout enhance passkey adoption?How does passkey adoption differ of DIY & 3rd-party solutions?How does passkey usage in enterprises reduce costs?How does regression testing improve passkey reliability?How does SIM swapping compromise SMS authentication?How does the Identifier-First Approach work for passkeys?How does the NIST SP 800-63B supplement enhance passkey adoption?How is the passkey user experience for non-technical users?How should passkey registration & authentication be tested?How to adjust authentication flows based on preferences?How to boost passkey enrollment?How to check if my super account has been compromised?How to decide between DIY & outsourced passkey approach?How to decide on passkey skip logic?How to encourage passkey creation on multiple devices?How to ensure GDPR compliance when implementing passkeys?How to ensure no PII is permanently stored with passkeys?How to mitigate account enumeration risks with passkeys?How to modify frontend applications to support passkeys?How to optimize passkey creation flow (mobile vs desktop)?How to prevent creation of multiple passkeys for 1 account?How to provide fallbacks for users with passkey issues?How to test fallback mechanisms for unsupported devices?How to use customer support to help with passkey issues?Is there a passkeys newsletter?Should you use passkey security or convenience messaging?Was my superannuation fund affected by the data breach?What are Authenticator Assurance Levels in digital identity?What are challenges for passkeys in cross-origin iframes?What are enterprise strategies to push passkey adoption?What are good user prompts to nurture passkey creation?What are key metrics to measure passkey success?What are objectives of user acceptance tests for passkeys?What are optimization goals for passkey login success?What are passkey best practices to get +50% adoption?What are passkey security benefits over passwordless auth?What are risks of transitioning from SMS OTPs to passkeys?What are security risks of third-party passkey providers?What are steps for creating a passkey in user onboarding?What are steps in testing enterprise passkey deployments?What are the benefits of automated testing for passkeys?What are the benefits of using passkeys in iframes?What are the business benefits of passkeys in finance?What are the hardware limitations for passkey support?What are the key drawbacks of SMS-based authentication?What are the main integration options for passkeys?What are the technical requirements to support passkeys?What are the technical standards for SCA in the RTS?What Challenges do Banks face when implementing Passkeys What challenges might arise from low passkey adoption?What changes are required in the backend to use passkeys?What encryption standards are used in passkey-based auth?What factors to check when choosing passkey integration?What if my device does not support Bluetooth or QR codes?What if my phone battery dies during QR passkey authentication?What industries are most suitable for adopting passkeys?What is NIST & why are its guidelines significant for auth?What is PSD2 & how does it impact authentication requirements?What is PSD3 and how does it differ from PSD2?What is SCA and why is it essential under PSD2?What is SMS traffic pumping & how does it impact businesses?What is SMS-based authentication and how does it work?What is Strong Customer Authentication (SCA) under PSD2?What is the "Passkey Button" approach?What is the "Password + Passkey" method for authentication?What libraries and tools are recommended for passkeys?What measures to protect super accounts from cyberattacks?What tools to analyze device & browser usage for passkeys?What user data is processed during passkey authentication?What's best for passkey testing in CI/CD pipelines?What's best for PSD2-compliant passkey integration?What's essential when connecting passkeys to existing auth?What's FIDO Alliance's role in defining passkey standards?What's important when selecting a WebAuthn server library?What's the difference between passkey creation & usage?When to shift to mandatory passkey enforcement?Which browsers support passkey creation in 3rd-party iframe?Which login best practices achieve +50% passkey usage?Why are digital tokens more secure than SMS OTPs?Why are SMS OTPs costly for enterprises?Why are WebViews in mobile apps a challenge for passkeys?Why do enterprises use passkeys for payment authentication?Why do payment providers prefer redirects over embeddings?Why do post-sign-in passkey prompts perform better?Why do some platforms not support attestation for passkeys?Why does Stripe focus on redirects for passkeys?Why is backward compatibility crucial in passkey integration?Why is Bluetooth used if it doesn’t transmit the passkey?Why is end-to-end encryption important for passkey sync?Why is Invisible MFA more secure than traditional MFA?Why is phishing such an issue in the banking sector?Why is the shift from directive to regulation significant?Why is user education important in passkey adoption?Why might passkey migration to passwordless fail?Why should banks start collecting passkeys early?Why were synced passkeys introduced & what are benefits?

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