julian I want to develop a system that prevents university students from sharing their accounts. In other words, I want to ensure that no more than three different devices can be logged into the same account simultaneously in short, to limit the number of devices that can be logged in at the same time.
julian I want to develop a system that prevents university students from sharing their accounts. In other words, I want to ensure that no more than three different devices can be logged into the same account simultaneously in short, to limit the number of devices that can be logged in at the same time.