AspNetCore.Docs/aspnetcore/includes/regex.md

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no-loc: [Kestrel, appsettings.json, "ASP.NET Core Identity", cookie, Cookie, Blazor, "Blazor Server", "Blazor WebAssembly", "Identity", "Let's Encrypt", Razor, SignalR]
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> [!WARNING]
> When using <xref:System.Text.RegularExpressions> to process untrusted input, pass a timeout. A malicious user can provide input to `RegularExpressions` causing a [Denial-of-Service attack](https://www.us-cert.gov/ncas/tips/ST04-015). ASP.NET Core framework APIs that use `RegularExpressions` pass a timeout.