Traditional passwords remain the single most vulnerable link in personal cybersecurity. Complex passwords are difficult to remember without dedicated software, easily compromised in corporate database breaches, and vulnerable to deceptive phishing websites that simulate authentic login portals. To create an impenetrable authentication standard that eliminates passwords entirely, modern technology platforms developed passkeys—a cryptographic standard established by the FIDO Alliance and the World Wide Web Consortium (W3C).
In Windows 11, Microsoft natively integrates passkey creation, storage, and management directly into the operating system. Backed by your computer’s hardware TPM 2.0 (Trusted Platform Module) and authenticated via Windows Hello facial recognition, fingerprint readers, or PIN codes, passkeys allow you to sign into websites and applications effortlessly without typing a password. In this guide, we explore how passkeys function in Windows 11, how to create and manage them in Windows Settings, and how to use cross-device authentication.
How Passkeys Protect You Against Phishing and Credential Stuffing
Understanding the cryptographic foundation of passkeys illustrates why they represent a monumental leap forward over traditional passwords:
| Security Attribute | Traditional Alphanumeric Password | Windows 11 Passkey (FIDO2) | User Advantage |
|---|---|---|---|
| Storage Architecture | Shared secret stored on remote server database | Asymmetric public/private key pair (private key stays on PC) | Server breaches cannot leak your login credentials |
| Phishing Resistance | Can be unwittingly entered on fake phishing domains | Bound cryptographically to the exact website domain name | Impossible to be phished by fraudulent lookalike sites |
| Sign-In Method | Typing strings of characters and 2FA codes | Single biometric touch (fingerprint, face, or Hello PIN) | Instant, frictionless login experience |
| Hardware Backing | None (software string) | Secured within hardware TPM 2.0 cryptoprocessor | Private keys cannot be extracted by standard malware |
If you regularly operate multiple PCs on your desk, you can also use Mouse Without Borders in Windows 11 to navigate between workstations and authenticate logins with a single keyboard.
Step-by-Step Tutorial: Managing Saved Passkeys in Windows Settings
Windows 11 includes a centralised Passkeys management hub where you can inspect, search, and delete passkeys saved on your system:
- Open the Settings app on Windows 11 (press
Win + I). - In the left-hand sidebar, click Accounts.
- Scroll down in the main window and click Passkeys (or Passkey settings).
- Windows displays a comprehensive list of all passkeys registered to your local machine, categorised by domain name (e.g.
google.com,amazon.co.uk,github.com) alongside the associated username or email. - Use the top search bar to find a specific service.
- To remove a passkey you no longer use, click the three horizontal dots (
...) next to the service name and select Delete passkey. Confirm by entering your Windows Hello PIN.
Creating and Using a Passkey on Websites
Registering a passkey takes only seconds when supported by your online accounts:
- Open a supported browser such as Microsoft Edge or Google Chrome.
- Log into a service that supports passkeys (such as Google, Microsoft, Amazon, or eBay) and navigate to the account’s Security or Sign-in options page.
- Click Create a passkey (or Add passkey).
- A native Windows Hello dialogue box will appear prompting: Save a passkey for [website]?
- Authenticate using your Windows Hello face scan, fingerprint sensor, or PIN.
- Windows 11 generates an asymmetric key pair, stores the private key securely in your TPM chip, and registers the public key with the service.
- The next time you visit the website, simply click Sign in with a passkey. Windows Hello prompts for your biometric scan, and you are signed in instantly without typing a password or waiting for SMS codes.
Using Cross-Device Passkeys with Your Smartphone
If a website prompts for a passkey stored on your mobile phone rather than your desktop PC:
- When the Windows Hello prompt appears, choose Use another device or iPhone, iPad, or Android device.
- A secure QR code displays on your Windows 11 monitor.
- Scan the QR code using your smartphone’s camera.
- Your smartphone and Windows 11 PC establish an encrypted peer-to-peer Bluetooth proximity handshake to verify you are physically present at the computer, followed by a fingerprint scan on your phone to complete the desktop login.
- For developers and technical users managing local build environments, you can also set and edit environment variables and PATH in Windows 11 to streamline authentication tools.
Frequently Asked Questions
What happens to my passkeys if I lose or reset my Windows 11 PC?
Passkeys generated natively in Windows 11 are tied to the local hardware TPM. If you format your computer, you will need to sign into the account using an alternative recovery method (such as an authenticator app or email recovery) to generate a new passkey. You can also use third-party passkey managers (like 1Password or Bitwarden) if you want encrypted cloud sync across devices.
Can someone steal my passkey file from my hard drive?
No. Passkey private keys never leave the hardware boundary of your TPM 2.0 module. Even if malicious software infects your file system, it cannot export or duplicate the private key without valid Windows Hello biometric confirmation.
Do passkeys work in third-party browsers on Windows 11?
Yes. Microsoft Edge, Google Chrome, Mozilla Firefox, and Brave all support the Windows WebAuthn API on Windows 11, allowing any compatible browser to leverage Windows Hello passkeys natively.