A network sniffer.
stalking
tracking cookies
Web Proxy Server
Phishing
1. Spyware -- can be blocked or detected by anti-virus programs or firewall programs. 2. internet monitoring program(ie: WFilter) can work in passive monitoring mode, it analysis network packets to track users internet usage. So it can not be detected.
That actually depends upon what it is that you are using. If you use someone's car without permission, that is called stealing. If you use someone's movie without permission, that is called piracy. If you use someone's body without permission, that is called rape.
A person who enters by force without permission is commonly called a trespasser or an intruder.
Any Email or content from the Internet which harm your freedom and misuses your information; or accesses your information without permission is called a Email and Internet Threat. For more information please search in detail in Wikipedia.org
an intrusive program that transmits information about your internet surfing habits is called spyware
The first known spyware program, called "CoolWebSearch," was released in the early 2000s. This malicious software was designed to gather information about a user's browsing habits without their permission.
You need a program called WFilter Enterprise to block the internet.
Counterfeiting