IP address
An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication.
An IP address serves two principal functions: host or network interface identification and location addressing.
Internet privacy
While signing up for internet services, each computer contains a unique IP, Internet Protocol address. This particular address will not give away private or personal information, however, a weak link could potentially reveal information from one's ISP.