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A Seattle-based security researcher has devised a way to test for Net neutrality. Dan Kaminsky will share details of this technique, which will eventually be rolled into a free software tool, on Wednesday at the Black Hat USA security conference in Las Vegas. The software can tell if computers are treating some types of TCP/IP traffic better than others -- dropping data that is being used in VoIP (Voice over Internet Protocol) calls, for example, or treating encrypted data as second class.

By recognizing the need to separate connectivity from applications we have the opportunity to unleash the power of the marketplace that has served so very well in computing and in the Intern

Since July, a data-hungry user has downloaded from Factiva over 5 million articles, an amount so excessive that it jeopardized the University’s contract with the popular online research service. Yesterday, library administrators at Harvard Business School (HBS) blocked the conspicuous Harvard-network IP address from accessing Factiva and notified the suspected offender of the infringements.

IPv6 fixes a number of problems in IPv4, such as the limited number of available IPv4 addresses. It also adds many improvements to IPv4 in areas such as routing and network autoconfiguration. IPv6 is expected to gradually replace IPv4, with the two coexisting for a number of years during a transition period.