This topic is of major projects of national science and technology project “TD-SCDMA industry, information technology applications development and industrialization.”As3G technology continues to mature,3G video applications become more and more widely. However, due to the openness of wireless networks, the potential security risks to information security and internal network security.3G video real-time and high bandwidth
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In recent years, DDoS attacks have become one of the hardest security problems because they have powerful attack strength and are easy to implement, but are difficult to defend and trace. Existing traditional defensive measures, such as firewalls and intrusion detection systems, cannot defense these attacks effectively only by passive defensive policy. Therefore, how to
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With the rapid development of Internet, applications of the e-mail is increasing in our social life. The exoteric Internet and the proliferation of computer information features easy to use forms of spam communication and the proliferation of information provides the opportunity. A large number of commercial information, reactionary information, sex information, as well as the
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As the internet expanding in our daily life and the pace of life accelerates, more and more people choose to communicate with each other via the internet. Because the online trading becomes increasingly popular, cyber crimes emerges. As we known, the anti-phishing is the most difficult to eradicate, and it also cause the most extensive
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