find someone’s location

Although Facebook has once been beset by numerous controversies like invasion of user privacy, mass surveillance, political manipulation and so on, it has been the most downloaded mobile app since 201o. The focus of interactivity and engagement of us…

As we have entered the global information age, the telephone number you use is known by many strangers, and the ring of strange telephone will cause some troubles to your life. Whether at work or in your personal life, have you ever received any phon…