How to Set Up Passkeys and a Secure Account Recovery Plan

August 18, 2026 Lord AI Editorial Team 0 Comments

Passwords are still everywhere, but they are no longer the only practical way to protect an online account. Passkeys let you sign in with a device you already control, usually by unlocking that device with a fingerprint, face scan, or PIN. They are built on public-key cryptography and are designed to resist phishing because the credential is tied to the real website or app rather than something you can accidentally type into a fake login page.

That does not mean you should switch every account to passkeys in one afternoon and assume the job is finished. Strong authentication and reliable account recovery are two sides of the same system. If you create passkeys on a shared device, forget where they are stored, lose access to the account that syncs them, or remove every fallback before testing recovery, you can create a different kind of problem. The safest migration is deliberate: secure your devices, choose a passkey provider you understand, add passkeys to your highest-value accounts first, keep at least one independent recovery route, and test the whole setup before you depend on it.

Hardware security keys can store device-bound FIDO credentials. Image: Yubinerd123, Wikimedia Commons, CC BY-SA 4.0.

This guide explains how to build a practical passkey and recovery system for everyday accounts such as email, cloud storage, social networks, shopping, work services, and financial portals that support passkeys. It also explains the difference between synced and device-bound passkeys, how cross-device sign-in works, what to do with old passwords and two-factor authentication, and how to avoid lockout when you replace a phone or computer.

Quick answer: the safest way to adopt passkeys

Start with the account that controls your other accounts—usually your primary email account. Protect the phone or computer that will hold your passkeys with a strong device unlock method and up-to-date software. Create a passkey using a trusted credential manager such as the built-in manager in your operating system or a reputable cross-platform password manager. Keep a second recovery method that does not depend on the same device, such as a second trusted device, a securely stored recovery code, or a FIDO2 hardware key when the service supports it. Then sign out and test that you can sign back in before changing any older authentication method.

According to the FIDO Alliance, passkeys use public-key cryptography and are bound to the online service for which they were created. Google likewise states that a passkey cannot be shared or accidentally handed to a phisher like a password, and Apple describes passkeys as unique credentials that are less vulnerable to social-engineering attacks. Those benefits are real, but they work best when the device, passkey provider account, and recovery routes are also protected.

1. Understand what a passkey actually is

A passkey is not a short code that replaces your password. It is a cryptographic credential. When a service supports passkeys, your device creates a public-private key pair for that account. The public key is registered with the service. The private key stays under the control of your device or credential manager. When you sign in, the service sends a challenge that your device signs with the private key after you approve the action by unlocking your device.

This matters because the secret used to authenticate you is not typed into a website. A phishing site can ask for your password, your one-time code, or even a push approval. A properly implemented passkey does not work the same way because it is associated with the legitimate service domain. If you land on a look-alike domain, the browser or operating system does not simply release the credential to that site.

Your fingerprint or face is not the passkey. Biometrics are normally a local way to prove to your device that you are allowed to use the passkey. Google says biometric data used for Google passkeys remains on the device and is not shared with Google. The same basic separation applies to passkey systems that use a device PIN or another local unlock mechanism.

It is also useful to separate passkeys from older hardware-token terminology. A FIDO2 security key can store a passkey, but a passkey can also live in a phone, computer, operating-system credential manager, or compatible third-party password manager. The storage choice affects convenience, portability, backup, and recovery, so you should decide where your credentials will live instead of accepting every prompt automatically.

2. Decide whether you want synced passkeys, device-bound passkeys, or both

Synced passkeys are designed to follow you across devices through a credential manager. For example, Apple can make passwords and passkeys available across devices through iCloud Keychain, Google can store passkeys in Google Password Manager, and Microsoft supports saving passkeys in Microsoft Password Manager as well as other compatible managers. FIDO describes synced passkeys as credentials that can be backed up and made available across a user’s devices.

The major advantage is resilience. If your old phone breaks but your new phone can securely access the same credential-manager account, many of your passkeys may become available again after the required account and device verification. That can be much easier than recreating a separate credential for every site.

A device-bound passkey stays on a particular device or hardware key. This can reduce dependence on cloud synchronization and is useful for people or organizations that want a physical possession factor with tight control. The tradeoff is that losing the device can mean losing that credential. The safest arrangement for a high-value account may therefore include both a synced passkey for everyday use and a second passkey stored on a separate device or hardware security key.

Do not assume “cloud synced” means “weak” or that “hardware only” automatically means “safe.” The real question is what failure you are preparing for. If you lose one device, can you recover? If someone takes over the account that syncs your passkeys, what additional protections block them? If your hardware key is destroyed, do you have another credential? Security improves when no single accident removes every path back into the account.

3. Secure the devices that will unlock your passkeys

A passkey is only as useful as the device that protects its use. Before creating your first passkey, check the basics on the phone, tablet, or computer that will hold it. Install current operating-system and browser updates. Turn on a strong screen lock. Avoid a PIN that someone close to you could easily guess. Enable biometric unlock if you are comfortable using it and your device supports it. Configure the device’s find, lock, or erase feature so you have options if the device is lost.

Think about shoulder surfing as well. Passkeys can reduce phishing risk, but if someone watches you enter a weak phone PIN and then steals the phone, the risk becomes physical rather than web-based. A longer PIN or password may be worth the small inconvenience on a device that contains email, saved passwords, passkeys, photos, financial apps, and recovery messages.

For a shared family computer, office workstation, hotel kiosk, library computer, or borrowed device, avoid creating a passkey unless you fully understand where it will be stored and who can unlock that device. Google specifically warns users not to create a passkey on a shared device. If a site prompts you to create one while you are using a machine you do not control, decline and use another sign-in method.

Also review user accounts on laptops and desktops. If multiple people share the same operating-system profile, they may effectively share access to credentials stored in that profile. Give each person a separate OS account, protect each account with its own unlock method, and lock the screen whenever you leave the device.

4. Pick one primary passkey provider you understand

Passkey prompts can become confusing when a browser, operating system, password manager, and phone each offer to save the credential. Pick a default place first. If you live almost entirely inside one ecosystem, the built-in manager may be the simplest. If you regularly move between Windows, macOS, Android, iPhone, and several browsers, a reputable cross-platform credential manager may reduce friction.

Your primary provider should meet four practical tests. First, you should know which account controls synchronization. Second, you should know how that account itself is recovered. Third, you should know how to view or manage saved passkeys. Fourth, you should be able to use the provider on the devices you actually own, not the devices you might buy someday.

Apple’s Passwords app can display passwords, passkeys, verification codes, and other credentials and can synchronize them when Passwords & Keychain is enabled in iCloud. Microsoft states that passkeys can be saved to Microsoft Password Manager, another synced credential manager, a phone or tablet, a security key, or locally through Windows Hello depending on the situation. These examples show why the “where did I save it?” question matters.

If you use more than one provider, name your credentials clearly when services allow it. Labels such as “iPhone synced,” “Windows laptop,” and “backup security key” are much more useful than three entries all called “passkey.” Maintain a simple private record of which major accounts have passkeys and where at least one backup credential lives. Do not record private keys; record only the inventory needed to manage your own setup.

Modern credential managers can offer passkeys from multiple providers. Screenshot by VulcanSphere; software shown under its applicable free licenses. Source: Wikimedia Commons.

5. Start with your primary email account

Your primary email account is often the root of your digital identity. Password-reset messages, purchase receipts, cloud alerts, account-verification links, and security notices all pass through it. If an attacker controls that inbox, they may be able to reset weaker accounts even when those accounts do not share the same password. That makes email a logical first target for stronger authentication.

Open the official security settings for your email provider from a known bookmark, the provider’s app, or by typing the domain yourself. Do not follow an unsolicited message that says “activate your passkey now.” Find the section for passkeys, sign-in methods, or account security. Create a passkey on your main trusted device and give it a descriptive name if the provider supports naming.

Do not delete the password, recovery email, phone number, security key, or recovery codes immediately. First, open a private browsing window or another trusted device and test passkey sign-in. Confirm that the account recognizes the expected device and that you understand what happens if the passkey is unavailable.

For Google Accounts, creating a passkey does not automatically remove existing authentication or recovery factors. Google also notes that a passkey can satisfy the second step for accounts using 2-Step Verification because the device possession and unlock are part of the passkey sign-in. That is one reason the migration should be tested rather than assumed: the login flow may feel different from the old password-plus-code sequence.

Once email is protected, work outward to your cloud-storage account, password manager, phone ecosystem account, social networks, shopping accounts with saved payment methods, and any service that can affect your identity or money. This order reduces the chance that a weak recovery inbox undermines the rest of your work.

6. Add passkeys to high-value accounts before low-value ones

Do not measure progress by the number of passkeys you create. Measure it by the amount of risk you remove. An account that contains tax documents, business files, customer data, private messages, saved cards, or access to other systems deserves attention before a throwaway forum profile.

A useful priority list is: primary email; Apple, Google, or Microsoft ecosystem account; password manager; cloud storage; banking or payments when passkeys are officially supported; business administration accounts; social media; shopping accounts; and then lower-value services. If your employer manages a work account, follow the organization’s policy because work/school passkeys may be restricted to approved methods.

At each service, create the passkey from the official account-security page. Pay attention to the storage prompt. If your browser offers to save it somewhere other than your chosen provider, stop and choose the correct option instead of clicking through. After creation, review the account’s list of passkeys and remove any credential you do not recognize.

Keep a short migration log. Record the service name, date, passkey location, backup method, and whether you tested sign-in. This is not busywork. Six months later, when you replace a phone, you will want to know whether an important account has a second passkey on another device or only one local credential on the phone you are about to erase.

7. Build a recovery plan before removing old sign-in methods

Authentication answers the question “Can you prove you are allowed in?” Recovery answers “What happens when your normal proof is gone?” Treat recovery as a designed system rather than a last-minute emergency. The goal is not to keep every weak fallback forever. The goal is to maintain enough independent, secure routes that losing one device does not permanently lock you out.

For each critical account, identify at least two paths back in. One might be a synced passkey available on a second device. Another might be a hardware security key stored safely at home. A service-specific recovery code can be useful if the service provides one. A verified recovery email can work if that email account is independently secured. A recovery phone number can be useful, but it should not be your only fallback because phone numbers can be changed, recycled, or targeted through social engineering.

Independence matters. If your only backup is stored inside the same phone that holds your primary passkey, losing the phone can remove both. If all recovery codes are saved only in the cloud drive protected by the account you are trying to recover, they may be inaccessible exactly when needed.

Store recovery codes in a place that balances security and availability. Options include a printed copy in a secure home location, an encrypted vault that you can access from another device, or two copies in separate controlled locations for especially important accounts. Never post recovery codes in email drafts, chat messages, notes shared with others, or cloud documents without appropriate protection.

8. Use a second device or hardware security key as a spare

For accounts you cannot afford to lose, create a spare credential before you need it. A second phone, tablet, laptop, or FIDO2 security key can serve as a digital spare key. Microsoft specifically recommends creating passkeys on other devices when you save credentials locally, so those devices can act as backups.

A hardware key is especially useful because it can remain offline most of the time. You can register it with your primary email account, password manager, and other high-value services that support FIDO2 or passkeys. Store it somewhere secure but reachable. A key locked in a bank vault in another city may be wonderfully protected but impractical if you need to recover an account tonight.

For maximum resilience, some people register two hardware keys: one available locally and one stored separately. That approach costs more and requires careful inventory management, so it is not necessary for every user. The key lesson is redundancy. One credential is convenient; two independent credentials are a plan.

When buying a hardware key, use a reputable seller and verify that the product supports the protocol required by your services. Do not buy a mysterious second-hand security key simply because it is cheap. Reset and configure hardware according to the manufacturer’s documentation, and keep its PIN private. If a key is lost, remove its credential from every important account as soon as practical.

9. Test cross-device sign-in before you rely on it

Passkeys are designed to work across modern operating systems and browsers, but cross-device flows can feel unfamiliar. You may see a QR code on a computer and use your phone to approve the sign-in. Bluetooth may be used to confirm that the devices are physically near each other. The exact screens vary by platform and service.

Do a controlled test while every existing recovery method still works. Sign out of a non-critical account or open a private browsing window. Choose passkey sign-in. If the passkey is on another device, follow the “use another device,” QR-code, or nearby-device option. Confirm that the site domain is correct before approving anything.

Pay attention to what you learn. Did the browser find the passkey automatically? Did it choose the correct credential manager? Was Bluetooth required? Did you need to unlock the phone before scanning? Could you switch to a hardware key? These details become valuable during travel or device replacement.

If cross-device sign-in fails, do not repeatedly scan random QR codes from search results or support messages. Return to the service’s official sign-in page and official help documentation. Update the browser and operating system, verify Bluetooth if the flow requires proximity, and confirm that the service actually supports passkeys on that platform.

10. Understand what happens to passwords and two-factor authentication

Adding a passkey does not always mean your password disappears. Many services are in a transition period and keep passwords, one-time codes, security questions, recovery phone numbers, or other methods available. That can be useful for compatibility, but it can also leave an older attack path open.

Do not disable older methods until you know the service’s recovery design and you have at least one independent backup. After testing, review whether the service lets you remove the password, make passkeys the default, or strengthen the fallback. If the account still requires a password, keep that password long, unique, and stored in a password manager. A passkey does not make password reuse safe if the old password can still unlock the account.

Likewise, do not assume that SMS two-factor authentication is worthless just because passkeys are stronger against phishing. For some services, an SMS number may be a useful emergency recovery path. The question is whether it is the only path and whether an attacker could use it to bypass the stronger method. Prefer recovery options that are both independent and difficult to socially engineer.

Where a service offers security-key-only or phishing-resistant modes for high-risk users, review the consequences carefully before enabling them. These modes can significantly reduce attack surface but may make recovery intentionally stricter. Make sure every registered key and fallback is accounted for before choosing a locked-down configuration.

11. Remove passkeys from sold, lost, or shared devices

Passkeys simplify sign-in, which makes device retirement more important. Before selling, trading in, donating, or giving away a device, review passkeys and credential managers. Sign out of major accounts, remove the device from trusted-device lists where appropriate, erase the device using the manufacturer’s reset process, and confirm that device encryption and activation-lock features have been handled correctly.

If the device is lost rather than intentionally retired, use the operating system’s remote lock or erase feature if available. Then review important accounts from another trusted device and remove passkeys or sessions associated with the lost hardware. Microsoft, for example, lets users review passkeys in account security settings and can show where a passkey is saved and when it was last used.

Do not panic-delete every credential at once. First confirm that you have a working replacement route into the account. Microsoft warns users to add new security information before removing a passkey when necessary. The principle is universal: preserve access first, then invalidate the missing credential.

For synced passkeys, losing one device does not necessarily mean the credential itself is lost because the credential manager may make it available on another trusted device. It still makes sense to revoke the lost device’s access to the sync account and follow the provider’s lost-device procedures.

12. Protect the account that syncs your passkeys

If you use synced passkeys, your Apple, Google, Microsoft, or third-party credential-manager account becomes part of your security boundary. Strengthen it accordingly. Use the provider’s strongest available authentication. Review trusted devices. Keep recovery contact information current. Remove devices you no longer own. Protect the email address and phone number used for recovery.

This is where circular dependencies can appear. Imagine that all your passkeys are in a cloud manager, and recovery for that manager depends only on an email account whose passkey is stored in the same manager. If you lose access to the manager and the email simultaneously, the system can become difficult to recover. An independent hardware key or second device can break that dependency.

Write down your recovery chain in plain language: “If my phone is lost, I can sign in from my laptop. If both phone and laptop are gone, I have a hardware key and recovery code in location X. My recovery email is account Y, which has its own passkey and backup.” You do not need to share this document with anyone. The exercise exposes single points of failure before they become emergencies.

For families or small businesses, decide what happens if the only person who understands the setup becomes unavailable. Business-critical credentials should not live only in one employee’s personal device. Use organization-managed accounts, approved shared vaults, delegated administration, and documented recovery procedures rather than informal password sharing.

Multiple hardware keys can provide independent backup authentication paths for important accounts. Wikimedia Commons image.

13. Know the difference between a passkey prompt and a scam

Passkeys reduce phishing risk, but criminals can still use fake support calls, malicious software, remote-access scams, and social engineering. A scammer may not be able to steal a passkey by asking you to type it, but they can try to trick you into approving actions, sharing recovery codes, installing remote-control software, or changing account settings.

Treat unexpected security messages with skepticism. If an email says your passkey expires today, do not click the embedded button. Open the service’s official app or type the known domain yourself and check security notifications there. Passkeys do not create a reason to trust urgent messages.

Never share a device PIN, recovery code, password, or one-time verification code with someone who contacts you. Legitimate support should not need your secret authentication material. Be especially cautious when someone asks you to remove a security key, add a new recovery address, or “temporarily” disable protections so they can fix your account.

Before approving a cross-device sign-in, verify that you initiated it. If your phone suddenly asks to authorize a passkey login while you are not signing in anywhere, deny it and review the account. A secure credential can still be part of an attempted account takeover if an attacker has found another way to trigger the sign-in flow.

14. Maintain passkeys when you replace a phone or computer

Device replacement is the moment when a well-designed system proves its value. Do not erase the old phone on the first day. Set up the new device, install updates, sign in to your credential provider, confirm that expected passkeys are available, and test the most important accounts first.

If a passkey was synced, it may appear after the credential manager finishes its own secure setup. If it was device-bound, you may need to create a new passkey on the new device while the old one still works. This is why your inventory matters. A note that says “Bank: local passkey on old iPhone + hardware key backup” immediately tells you what to test before wiping the phone.

After the new device works, sign out the old device from sensitive services, remove obsolete device-bound passkeys where appropriate, and then erase the old hardware. Keep at least one independent backup throughout the transition. Do not make the new phone, the new passkey, and the new recovery method all untested at the same time.

Repeat this review for browsers as well. A new browser profile may default to a different credential manager than the one you intended. Confirm the save location whenever you create new passkeys during the first few weeks on a replacement computer.

15. Create a simple passkey inventory without storing secrets

An inventory prevents confusion while avoiding the danger of writing down actual credentials. Make a small table in an encrypted note, password-manager secure note, or paper record kept in a controlled place. Include the service, account identifier, primary passkey location, backup method, recovery email or phone if applicable, date tested, and notes about special restrictions.

For example: “Primary email — synced passkey in Google Password Manager — backup FIDO2 key in home safe — recovery email separately secured — tested August 2026.” Another row might say: “Work account — passkey in Microsoft Authenticator — organization help desk is recovery authority — hardware key not permitted by policy.”

Do not put device PINs, password-manager master passwords, recovery codes, or private keys in the same unencrypted spreadsheet. The inventory is a map, not the vault itself. Its purpose is to tell you where recovery material exists and which credentials must be replaced when a device is lost.

Review the inventory every three to six months and whenever you change phones, switch credential managers, leave a job, close an email address, or change a recovery number. Remove obsolete entries. The maintenance burden should stay small because the system is meant to reduce stress, not create a new hobby.

16. Common mistakes that weaken an otherwise good setup

Creating passkeys on shared devices

This can give other people who can unlock that device a path into your account. Use your own device profile and follow the service’s guidance.

Using only one device

A single phone may feel convenient until it is lost, stolen, broken, or wiped. Add an independent backup before removing older methods.

Forgetting where the passkey was stored

Browser prompts can silently steer users toward a different credential manager. Slow down, choose the intended storage location, and name credentials clearly.

Deleting the password or recovery factors too early

Test passkey sign-in and recovery first. Only then decide which legacy methods can safely be removed.

Protecting every account except the sync provider

If the account that synchronizes your credentials is weak, the system has a fragile center. Secure that account as carefully as your primary email.

Keeping recovery codes only in the account they recover

A backup you cannot reach during lockout is not a backup. Store at least one copy independently.

Approving unexpected authentication prompts

Passkeys are phishing-resistant, not judgment-resistant. Approve only sign-ins you initiated on a verified service.

Assuming all passkey implementations behave identically

Services differ in recovery rules, supported platforms, and whether passwords remain active. Read the current official instructions for each important service.

17. Troubleshooting passkey problems

The website does not offer a passkey

The service may not support passkeys for your account type, region, device, or organization policy. Check the official security settings and help center. Do not install an unknown browser extension that claims to “add passkeys” to a service that does not support them.

The wrong credential manager keeps appearing

Review browser and operating-system credential settings. On Windows, passkey services can be managed in the passkey settings area, and browsers may also have their own password-manager preferences. On mobile devices, check the system’s autofill or credential-provider settings. Restart the browser after changing defaults.

Your phone cannot complete a QR-code sign-in

Confirm that both devices have current software, that you started from the legitimate service page, and that Bluetooth is enabled when the cross-device flow requires proximity. Try the provider’s “use another device” option again. If it still fails, use a known backup method and consult the official platform documentation.

A passkey disappeared after you changed devices

Determine whether it was synced or device-bound. Sign in to the intended credential-manager account and verify synchronization. If the old device is still available, create a new passkey on the new device before erasing the old one. If the old device is gone, use your independent recovery route.

You see a passkey you do not recognize

Treat it as a security event. Verify recent account activity, remove the unknown credential if you can do so without losing your own access, sign out unknown sessions, and update recovery information. Follow the service’s compromised-account procedure if anything else looks suspicious.

You lost your only passkey

Use the service’s official recovery process. Recovery may rely on another trusted device, a recovery code, a security key, a verified contact method, or an identity-verification process. Avoid third parties that promise to bypass the provider’s recovery system for a fee.

18. A practical 30-minute setup for most people

If you want a simple starting session, spend the first five minutes updating your phone and checking its screen lock. Spend the next five reviewing your primary credential manager and confirming you know how its account is recovered. Then create a passkey for your primary email account and test it in a private browser window.

Use the next ten minutes to register a second recovery path. That might be another trusted device, a hardware security key, or a printed recovery code. Finally, use the remaining time to add passkeys to your cloud account and one other high-value service. Record what you changed in your inventory.

Stop there. A staged migration is safer than changing forty accounts while tired. Over the next week, add passkeys when you naturally sign in to important services. Each time, verify where the credential is stored and whether a backup route exists.

At the end of the week, review any old passwords that remain. Make them unique if they still matter. Remove only the fallback methods that are clearly unnecessary and weaker than your new setup. Keep recovery routes that are required for resilience, even if you rarely use them.

19. Frequently asked questions

Are passkeys safer than passwords?

For phishing and credential-reuse attacks, passkeys offer major advantages because the private credential is not typed into a website and is bound to the legitimate service. FIDO describes passkeys as phishing-resistant. The overall account can still be weakened by poor device security, unsafe recovery options, malware, or social engineering, so passkeys should be part of a complete account-security plan.

Can someone steal my fingerprint when I use a passkey?

Your biometric is normally used locally to unlock the device’s ability to use the passkey. Google explicitly states that biometric data used for Google passkeys remains on the device and is not shared with Google. The remote service receives cryptographic proof, not a copy of your fingerprint.

What happens if I lose my phone?

If your passkeys are synced, you may be able to regain them on another device after securely signing in to the credential provider. If they are device-bound, you need another registered passkey or the service’s recovery method. This is why a second trusted device, hardware key, or recovery code should be prepared in advance.

Should I delete my passwords after creating passkeys?

Not immediately. First test the passkey and the recovery path. Some services still require or retain a password. If a password remains capable of signing in, keep it long and unique. Remove legacy methods only when the service supports it and you are sure the remaining recovery plan is strong enough.

Do I still need two-factor authentication?

It depends on the service. A passkey can itself combine possession of a device with local user verification, and some services treat that as satisfying a second step. Other services keep additional methods for recovery or policy reasons. Follow the current instructions for each account rather than applying one rule everywhere.

Can I use passkeys on Windows and iPhone together?

Yes, cross-platform passkey use is supported in modern ecosystems, although the exact flow depends on where the passkey is stored. You may use a synced cross-platform manager or approve a nearby-device sign-in by scanning a QR code. Microsoft documentation, for example, supports saving passkeys to several credential managers as well as phones, tablets, security keys, and Windows Hello.

Do passkeys work without biometrics?

Yes. Biometrics are one way to unlock a passkey. A device PIN or another secure local unlock method can also be used depending on the platform. The important point is that the device verifies the authorized user before releasing the cryptographic response.

Can I have more than one passkey for the same account?

Many services allow multiple passkeys, and that is useful for resilience. You might have one synced credential, one on a laptop, and one on a hardware security key. Check the account’s security page for supported limits and label each credential clearly.

What is the biggest passkey mistake?

The biggest practical mistake is treating passkeys as a reason to ignore recovery. A perfectly secure credential is not helpful if it is your only credential and it disappears with a lost device. Build redundancy before you remove older access methods.

20. Final checklist

Update the operating system and browser on every device that will hold passkeys.
Use a strong device lock and enable remote lock or erase features where available.
Choose a primary credential manager and understand how that manager is recovered.
Create a passkey for your primary email account first.
Test sign-in before deleting or changing existing authentication methods.
Add an independent backup such as a second trusted device, recovery code, or hardware key.
Move next to cloud, password-manager, payment, business, and social accounts.
Keep remaining passwords unique until they are truly no longer valid sign-in methods.
Do not create passkeys on shared or borrowed devices.
Keep a non-secret inventory of where important passkeys and recovery methods live.
Review trusted devices and remove credentials associated with hardware you no longer control.
Test recovery before major travel or before wiping an old phone.

Conclusion

Passkeys are one of the most useful improvements to consumer account security because they remove the need to type a reusable secret into a login page and are designed to resist phishing. The technology is strongest when it is paired with careful device security and a recovery plan that survives the loss of any single device.

The best first step is simple: protect your primary email account with a passkey on a trusted device, then add one independent recovery route and test both. After that, migrate important accounts gradually. Know where each credential is stored, keep your sync-provider account strong, and retire old sign-in methods only after the replacement has proven itself.

If you remember one rule, make it this: stronger authentication should never create a single point of failure. A secure everyday passkey plus a tested backup path gives you both resistance to phishing and a realistic way home when hardware fails.

Authoritative sources and further reading

Image credits: FIDO2 USB token by Yubinerd123, licensed under CC BY-SA 4.0 via Wikimedia Commons; Android Credential Manager screenshot by VulcanSphere, with software under the applicable free licenses shown on the Commons file page; hardware security key photograph via Wikimedia Commons. License and source details are available on each linked Wikimedia Commons file description page.