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A hub contains multiple ports. When a packet arrives at one port, it is copied the packets to all the ports of the hub. When the packets are copied, the destination address in the frame does not change to a broadcast address. It does this in a rudimentary way, it simply copies the data to all of the Nodes connected to the hub.

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China to block “unhealthy” websites during Olympics
Microsoft's new product goes against crime: Meet (Hot) COFEE
Cyber crimes have evolved from hackers fighting against the views of government to sophisticated identity theft, breaking into banks and various criminal activities. So far, local police organizations have been losing a lot of time to recover data from such machines, and they need all the help they can get. Now Microsoft is joining the fight.
McAfee raises Trojan alert for the first time since 2005
It is a rare thing when an anti-virus company raises an alert about a widespread trojan virus. However, that is exactly the case with the new trojan named Downloader-UA.h, with a million infections stopped by McAffee alone. This trojan is spreading through file-sharing networks, so caution is advised.
As many as 1000 laptops missing from State Department
Several hundred to possibly a thousand laptops are missing from the United States State Department, according to an internal audit. Many of the laptops likely contain classified information and as many as 400 computers belonged to the Anti-Terrorism Assistance Program which provides counterterrorism training to other nations.

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Computer History

Friday, May 09, 2008
Oracle Corporation CEO Larry Ellison announces in 1997 his intention to replace the PC with a low-cost device called the Network Computer (NC). The NC is billed as being as simple as turning on a TV or answering a telephone, all for less then $500. Due to incompatibility perceptions, the interest in the NC unit never comes to fruition. Sales come up about 99 million units short of Ellison's 100 million unit projection.