Practice & Learn

🧩 Code Challenges Hub

Test your skills with hands-on coding challenges. Choose a topic and start practicing!

28

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11

Topics

8

Beginner

20

Advanced

Filter: All CSharpFundamentals ClassesAndOOP ConsoleApp WindowsForms RazorPages SqlServer VsSqlConnection DotNetMaui RdlcReports Deployment Security

Showing 2 challenge(s)

Advanced #31

Use Parameterized Query

Write a SQL query that uses parameters to prevent SQL injection.

Security Start

Advanced #32

Add Security Headers

Add X-Content-Type-Options and X-Frame-Options headers to an ASP.NET Core app.

Security Start