public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
string pw = Gebruiker.PASSWORD;
var hashed = PasswordStorage.HashPassword(Encoding.UTF8.GetBytes(pw), PasswordStorage.GenerateSalt(), 50000);
pw = Convert.ToBase64String(hashed);
Gebruiker.PASSWORD = pw;
_context.Users.Add(Gebruiker);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}