How to perform authorization of roles?

I have to map users into their开发者_JAVA技巧 roles in ASP.NET. How should I do this?

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Check out the ASP.NET Membership subsystem: Introduction to Membership

Also check out www.asp.net for lots of excellent resources, including:

• Securing your Web Site with Membership and Login Controls
• How Do I: Secure my Site using Membership and Roles?