TL;DR: Many services still hide or block hardware security keys in passkey flows, even for users whose threat model calls for stronger phishing-resistant authentication, according to Yubico. The real design problem is not whether passkeys work, but whether enrollment, recovery, accessibility, and account assurance can coexist without silently removing user choice.
Editorial analysis by NHI Mgmt Group, based on content published by Yubico: “The passkey spectrum: Importance of user choice in digital security journeys”.
Key questions
Q: Why do passkey flows fail when they hide hardware security keys?
A: They fail because the enrollment step becomes a hidden policy decision that narrows authenticator choice.
Q: When should organisations require hardware-bound keys instead of synchronised passkeys?
A: Require hardware-bound keys for privileged access, regulated operations, and any workflow where origin assurance and device binding matter more than convenience.
Q: What are the signs that a passkey programme is over-restricting user choice?
A: Common signs include the built-in authenticator being the only visible option, security keys appearing only in advanced settings, or recovery warnings being used to block stronger credentials.
Practitioner guidance
- Preserve hardware security key choice in passkey flows Expose security keys in the same enrollment journey as synced and platform passkeys, instead of hiding them behind an advanced settings path or unsupported label.
- Design multi-credential enrollment before recovery is needed Require or strongly encourage a second credential during enrollment so users can combine a synced passkey, a hardware key, or two hardware keys before lockout becomes a support issue.
- Map authenticator options to user risk and accessibility needs Let high-value users select stronger phishing-resistant options when their threat model, devices, or accessibility constraints make a single default inappropriate.
Bottom line: Passkey rollouts can reduce phishing risk and still create governance gaps if they silently remove the authenticator a user actually needs.
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Passkey choice is now an identity governance issue, not just a UX preference. When an enrolment flow suppresses hardware security keys, it is making an access policy decision on behalf of the user. That decision affects phishing resistance, device independence, and recovery resilience at the point where the account binds to a new credential. The implication is that IAM programmes need to treat authenticator selection as a governed control surface, not a design afterthought.
A question worth separating out:
Q: How should teams implement passkeys without leaving legacy recovery risk behind?
A: Treat passkeys as part of the account lifecycle, not a standalone login project. Define how users enroll, switch devices, recover access, and leave the system, then remove any fallback path that still depends on phishable methods. If recovery remains weaker than authentication, the programme still inherits password-era exposure.
👉 Read our full editorial: Passkey UX should preserve security key choice for high-risk users