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With the development of Web services application, some issues of Web services security are increasingly prominent. XML is widely used of its high expansibility as a platform-independent language. After analysis the traditional Web services security technology, this paper formulates the XML signature, as the basis of Web services security technology, and describes how to create and verify signature...
Most security issues of wireless network are focused on preventing attacks from the outsiders or wireless users. However, these authorized wireless users have no right to take part in the drawing up security policy of an organization. Besides, the larger network scales the more difficulty to be maintained. Patching and managing the mass of computer vulnerabilities are a timely but critical issue....
Higher education computer fundamental course reform faced the 21st century has already been started in an all-round way. Innovation of teaching material's design philosophy is one of important contents that can't be ignored.The design and writing philosophy of university computer fundamental teaching material is summarized and reviewed leaded by the theory of self-directory learning, and an example...
On the basis of studying the status of data structure in the courses for computer science and technology specialty and its knowledge structure,teaching method based on knowledge structure is proposed to raise studentspsila motivation, to organize teaching contents reasonably, to select topic scientifically,and so forth. Some statistic data of teaching practice are shown to prove this.
Problem-Based Learning is a way which centres on students' self-educated learning and questionspsila researching. With the development of the network technology, the learning pattern of the network Problem-Based Learning becomes more and more popular. To build a series of network learning platform of education technology which have powerful function, has put forward some new requirements. The article...
Based on some problems in teaching of computer graphics, this paper has mainly discussed some methods to solve the problems. The methods which is how to improve the range on content of teaching, strengthen basic teaching theory and practice of teaching, increase studentpsilas interesting, and reach the purpose of teaching effect and the level of teaching.
Trust has been one of the main factors affecting electronic commerce. Web of Trust (WOT) is a certification system that allows your identity to be validated for use in your personal certificate. On the basis of introducing the concept of WOT, a trust evaluation model is proposed to assist the individuals to establish ldquoWeb of Trustrdquo in online trust domain. This model uses FOAF and can be used...
Editing and transmitting of large number of mathematics symbols and formulas online is an important aspect of Web-based mathematics education and academic information exchange. MathML technology has offered strong support for this. On the basis of comparing and analyzing relevant technology, design a formula editing system based on MathML and put it into practice, an online mathematics forum. It realizes...
At first, this paper studies the status of data structure in the courses for computer science and technology specialty and its knowledge structure. Then, teaching method based on knowledge structure is proposed to raise students?? motivation, to organize teaching contents reasonably, to select topic scientifically, and so forth.
Web-based testing is the trend of the modern educational testing. But how to upload the formula in the testing item easily is a difficult problem. At first, this paper formulates the main comprehension of PIA and the uploading strategy based on PIA. After that, as an example of its application, this paper introduces a Web-based mathematics testing system.
Learning to think, learning to learn, these are the essential skills for students. Visual learning is among the very best methods for teaching students of all ages how to think, and how to learn. Its application in Info-Tech education is shown to prove this after the related theory and techniques introduced. An example page is shown which is designed by visual learning theory.
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