Physical devices connected with web applications made everything easy to be managed. Screen size, availability, usage etc… is what pushing everyone to manage their devices through their desktops/laptops! On the other hand such advantages poses a threat if these web applications contains security issues!
For example android devices can be managed through “Google Device Manager”, iOS devices can be managed by “iCloud service”, Windows Phone devices can be managed via your Microsoft account, FirefoxOS devices can be managed also through your Mozilla account and finally Internet of Things devices or (IoT) are connected to their own vendors dedicated web apps!!