This article describes The Onion Router (TOR). It is a freely available, open-source program developed by the U.S. Navy about a decade ago. A browser plug-in, it thwarts online traffic analysis and related forms of Internet surveillance by sending your data packets through different routers around the world. As each packet moves from one router to…

In an era of digital technologies, school districts find themselves on a cutting edge, one that slices both ways. Technological tools like the Internet, e-mail, networked computers and such have revolutionized the way children are taught and schools are run, but they also have created new management challenges and ethical issues that many school…

The pervasive use of communication technology in schools and universities requires increased security to safeguard information confidentiality, integrity, availability, utility, and authenticity. This article, the first of two, examines procedures for implementing security policy, techniques for minimizing vulnerability, and techniques for…