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My new book ASP.NET Core in Action, Third Edition is available now! It supports .NET 7.0, and is available as an eBook or paperback.
Implementing custom token providers for passwordless authentication in ASP.NET Core Identity
In this post I show how to create 2 custom token providers for ASP.NET Core Identity, so that you can implement passwordless login with a short token expiry…
Gotchas upgrading from IdentityServer 3 to IdentityServer 4
This post covers a couple of gotchas I experienced upgrading IdentityServer 3 to IdentityServer 4. In particular, changing URLs and a validation problem.…
Migrating passwords in ASP.NET Core Identity with a custom PasswordHasher
In this post I create a custom IPasswordHasher<> implementation that can be used in ASP.NET Core Identity to support other hashing formats, such as BCrypt.…
Exploring the ASP.NET Core Identity PasswordHasher
In this post I take a look at the PasswordHasher<> implementation from the ASP.NET Core Identity framework, and how it supports multiple hashing algorithms.…
Creating and trusting a self-signed certificate on Linux for use in Kestrel and ASP.NET Core
In this post I show how to create a self-signed certificate on Linux. I show how you can trust the certificate, and how to configure Kestrel to use it.…
Creating a validator to check for common passwords in ASP.NET Core Identity
In this post, I introduce a package for ASP.NET Core Identity that lets you validate a user hasn't used one of the most common 100,000 passwords.…
