Cyber law encompasses a wide variety of political and legal issues related to the Internet and other communications technology, including intellectual property, privacy, freedom of expression, and jurisdiction.
The intersection of technology and law is controversial. Some think the Internet should not (or can not) be regulated. Technologies like anonymity and cryptography make traditional kinds of regulation extremely difficult. And the fundamental end to end nature of the Internet means that even if one mode of communication is shut down, another method can be used. In the words of John Gilmore, "the Internet treats censorship as damage and routes around it."