// Retrieve current user identity var identity = HttpContext.Current.User.Identity as FormsIdentity; // Retrieve user identifier from Forms Authentication ticket var userId = identity?.Ticket.UserData; // Display user identifier if (!string.IsNullOrEmpty(userId)) { Console.WriteLine($"User ID: {userId}"); }
// Retrieve current user identity var identity = HttpContext.User.Identity as ClaimsIdentity; // Retrieve user identifier from UserInfo claims var userId = identity?.FindFirstValue("sub"); // Display user identifier if (!string.IsNullOrEmpty(userId)) { Console.WriteLine($"User ID: {userId}"); }Package/Library: Microsoft.AspNetCore.Http.Abstractions.dll