Concept
A phishing-resistant sign-in credential based on a public/private key pair defined by the FIDO2 standards; the private key stays on the user's device and is unlocked with a biometric or PIN.
| Type | Concept |
|---|---|
| Documentation | learn.microsoft.com/en-us/entra/identity/authentication/how-to-enable-passkey-fido2 |
2026-10-28 · Video on YouTube
Passwords and one-time codes can still be phished, and Microsoft is now making passkeys the default sign-in for Microsoft 365. This Simply Explained episode is for everyday users and IT admins who want to understand passkeys and FIDO2 without the jargon. You…
2026-07-16 · Video on YouTube
Building a successful Managed Service Provider today requires far more than device management and helpdesk support. Customers expect proactive security, cloud expertise, and modern identity protection from day one. In this episode of the M365 Show, Mirko…
2026-06-19 · Video on YouTube
In this episode of M365 FM, Mirko Peters sits down with Microsoft MVP Jonathan Hope to explore why identity has become the most critical security boundary in modern cloud environments. As organizations move deeper into Microsoft 365, Azure, and cloud-native…
2026-07-31 · Video on YouTube
Attackers rarely break in anymore, they sign in, and over-privileged admin accounts make that easy. In this episode Microsoft MVP Mark Orr shows Microsoft 365 and security admins how Entra Privileged Identity Management, phishing-resistant MFA, Intune device…
2026-10-26 · Video on YouTube
Learn why passwords aren't enough and how multi-factor authentication blocks over 99% of attacks. Explore factors, text codes, apps, and passkeys. Nearly nine in ten attacks on the web start with a stolen password. That's one secret you type into every site…
2025-11-03 · Video on YouTube
This episode explains how organizations are moving away from passwords by using passwordless authentication with Microsoft Entra ID. It opens with eye-opening data on credential theft, then breaks down how FIDO2 security keys, Windows Hello, and the Microsoft…
A passkey replaces the secret you type with something that never leaves your device. It is a different kind of key, not a password manager with a new name. · From the episode: Passkeys and FIDO2 - Simply Explained
Yes, the episode says Microsoft made passkeys the default way to sign in to Microsoft 365. It presents this as a newer way to sign in that replaces typing a password, which is why it is worth understanding what a passkey actually is. · From the episode: Passkeys and FIDO2 - Simply Explained
Set up a backup passkey before you need one. The episode covers what happens when your phone or security key goes missing and says you do have to plan for it. · From the episode: Passkeys and FIDO2 - Simply Explained
According to the FIDO Alliance, five billion passkeys are already in use worldwide. The episode calls this a huge shift, especially since most people still cannot explain what a passkey is, and Microsoft has made passkeys the default way to sign in to Microsoft 365. · From the episode: Passkeys and FIDO2 - Simply Explained
Turn on any MFA today and upgrade to a security key or passkey when you can. The episode notes that many people pick the weaker second step, so starting with something is better than waiting, but the stronger methods give the best protection. · From the episode: Multi-Factor Authentication (MFA) - Simply…
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Maintained by Mirko Peters (Microsoft MVP) · Last updated:
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