/// <summary>
/// Unlock the keyring; all keys will be accessible.
/// </summary>
public void Unlock()
{
Keys.AsParallel().ForEach(k => k.Locked = false);
}
/// <summary>
/// Lock the keyring; all keys will be inaccessible.
/// </summary>
public void Lock()
{
Keys.AsParallel().ForEach(k => k.Locked = true);
}
