在C#中,可以使用ASP.NET Core中的Authorization策略来自定义Claims。下面是一个示例:
首先,在Startup.cs文件中配置服务,添加自定义的Authorization策略:services.AddAuthorization(options =>{ options.AddPolicy("CustomPolicy", policy => { policy.RequireClaim("CustomClaimType", "CustomClaimValue"); });});在控制器中使用自定义的Authorization策略:[Authorize(Policy = "CustomPolicy")]public IActionResult MyCustomAction(){ return View();}在登录或注册时,添加自定义的Claims:var claims = new List<Claim>{ new Claim("CustomClaimType", "CustomClaimValue")};var userIdentity = new ClaimsIdentity(claims, "login");var userPrincipal = new ClaimsPrincipal(userIdentity);await HttpContext.SignInAsync(userPrincipal);通过以上方法,您可以在C#中自定义Claims并实现自定义的Authorization策略。


