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7-part series

SCA & Passkeys

Strong Customer Authentication is where passkeys meet European payments regulation, and the answer is more nuanced than it looks. Read in order, this series works from the device-bound versus synced credential distinction, through what PSD2 actually requires, to whether a passkey satisfies SCA and what PSD3 and the PSR change. Start at part one.

Written to be read in order, starting here.

  1. Device-Bound vs. Synced Passkeys (SCA & Passkeys I)

    Explore synced passkeys & device-bound passkey, their differences & learn about the role of hardware security modules (secure enclave, TEE, TPM).

    Passkeys Strategy

  2. Analysis of PSD2 & SCA Requirements (SCA & Passkeys II)

    Explore insights on SCA & PSD2 requirements & the EBA's role in enhancing payment security with dynamic linking by providing regulatory technical standards.

    Passkeys Strategy

  3. What SCA Requirements Mean for Passkeys (SCA & Passkeys III)

    Explore how synced and device-bound passkeys meet SCA compliance in our latest blog, detailing their roles in secure online banking authentication.

    Passkeys Strategy

  4. PSD3 / PSR Implications for Passkeys (SCA & Passkeys IV)

    Explore the impact of PSD3/PSR on SCA, focusing on passkey authentication and regulatory changes. Learn how PSD3 will enhance digital payments and security.

    Passkeys Strategy

  5. PSD2 Passkeys: Phishing-Resistant PSD2-Compliant MFA

    Are passkeys the best form of phishing-resistant MFA that is compliant with PSD2 and SCA requirements? This blog post answers all the questions.

    Passkeys Strategy

  6. Delegated Authentication & Passkeys under PSD3 / PSR

    Learn about delegated strong customer authentication in PSD3 & PSR, how passkeys could fit, compliance shifts, and what’s still undecided.

    Passkeys Strategy

  7. Outcome-Based Strong Customer Authentication with Passkeys

    Learn how outcome-based Strong Customer Authentication using passkeys enhances security and usability, effectively protecting against AI-driven phishing.

    Passkeys Strategy

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