dotnet-input-validation

To validate HTTP request inputs in ASP.NET Core Minimal APIs, you can use endpoint filter integration. This approach automatically validates incoming JSON payloads against defined rules and returns standardized ProblemDetails responses for any validation failures before processing the request.

Preventing ReDoS attacks during input validation in .NET requires applying security-focused validation patterns. Implementing allowlisting techniques ensures that only explicitly permitted input patterns are processed, mitigating the risk of regular expression denial of service vulnerabilities.

.NET 10 includes built-in validation for API request payloads, providing a native mechanism to ensure data integrity. This framework feature allows you to validate incoming HTTP request data without relying solely on third-party libraries.

Setting up FluentValidation for a DTO in an ASP.NET Core Minimal API involves defining specific validator rules and integrating them into the endpoint pipeline. This configuration ensures invalid or malicious input is intercepted before reaching your business logic.

While Data Annotations provide a standard mechanism for validating HTTP request data in .NET applications, securing file uploads specifically requires applying security-focused validation patterns. This ensures uploaded files meet strict criteria before being processed by your application.