If one day, all of a sudden someone tells you the name, address, telephone number of your unit employees in a company database, the company also know that what you do every day online, and send what information.
If one day, suddenly someone tell you, you the unit staff name, address, telephone number in a company's database, the company also know you do every day what happened on the net, what data transmission.
If one day, when someone tells you that your employee's name, address, and phone number appear in the database in a company, that company also know what did you do every day on the Internet, what information was passed.