✨.NET 11 Preview 7 Adds Passkey Auth and XAML Hot Reload
Passkeys and Hot Reload in .NET MAUI
TL;DR
Microsoft's latest .NET preview includes cross-platform passkey authentication and XAML Incremental Hot Reload. Developers can now register credentials with Passkeys.CreateAsync and authenticate using AssertAsync.
Microsoft has dropped .NET 11 Preview 7, packing in cross-platform passkey authentication for MAUI Essentials and a new XAML Incremental Hot Reload feature. If you're building apps that need secure user sign-in or want faster dev cycles without full page reloads, this update is a must-watch. Passkeys.CreateAsync lets users register credentials with ease, while XAML Incremental Hot Reload handles property changes in real-time, making development smoother. .NET 11 Preview 7 was released on August 11, 2026.
Key Points
Cross-platform passkeys added to .NET MAUI Essentials, enabling secure user authentication with Passkeys.CreateAsync and AssertAsync methods
XAML Incremental Hot Reload preview feature allows real-time property changes without full page reloads, improving dev efficiency
.NET 11 Preview 7 released on August 11, 2026, expanding MAUI's capabilities for modern app development
Passkeys API handles platform-side WebAuthn ceremony but leaves server responsibilities to the application, simplifying integration
XAML source generator now supports {RelativeSource AncestorType=...} bindings in AOT work, enhancing binding flexibility
Why It Matters
If you're developing cross-platform apps with .NET MAUI and need secure user authentication or faster development cycles, this update is crucial. Passkeys.CreateAsync simplifies credential registration, while XAML Incremental Hot Reload speeds up iterative design changes.
Frequently Asked Questions
Why does this matter?
If you're developing cross-platform apps with .NET MAUI and need secure user authentication or faster development cycles, this update is crucial. Passkeys.CreateAsync simplifies credential registration, while XAML Incremental Hot Reload speeds up iterative design changes.
What happened?
Microsoft's latest .NET preview includes cross-platform passkey authentication and XAML Incremental Hot Reload. Developers can now register credentials with Passkeys.CreateAsync and authenticate using AssertAsync.
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