RolesAttribute.cs

/// <summary>
/// The RolesAttribute extends the <see cref="AuthorizeAttribute"/> by allowing you to just assign a list of strings.
/// </summary>
public class RolesAttribute : AuthorizeAttribute
{
    public RolesAttribute(params string[] roles)
    {
        if (roles == null)
            throw new ArgumentNullException("roles", "roles can not be a null reference.");

        Roles = string.Join(",", roles);
    }
}

/*
  Usage:
  
  [Roles("Administrator", "Management")]
  public class SecretController : Controller {
  }
  
  
  If you store your roles in a separate class, and make them const's, you can also do:
  
  [Roles(Role.Administrator, Role.Management)]
  public class SecretController : Controller {
  }

*/