private void generateKeysForm_ChangePublicExponent(object sender, EventArgs e)
{
using (var form = formFactory.CreatePublicExponentForm()) {
form.SetPublicExponents(new[] { 3, 17, 257, 65537 });
form.PublicExponent = options.PublicExponent;
if (form.ShowDialog() == DialogResult.OK)
{
options.PublicExponent = form.PublicExponent;
RefreshPublicExponent();
}
}
}