第1个回答 2011-05-29
Information security technology itself includes a large range. Large military and political and other sensitive national security, small commercial enterprises, such as to prevent confidential leaks to prevent young people negative information browsing, disclosure of such personal information. Network environment of information security system is critical to ensure information security, including computer security, operating system, a variety of security protocols, security mechanisms (digital signatures, message authentication, data encryption, etc.), until the security system, which can be any of a security vulnerability threat to global security. Information security services should at least support the information network security services, including basic theory, and network architecture based on new generation of information network security service architecture. Information security is information network hardware, software and data in the system are protected from accidental or malicious destruction of reasons, change, disclosure, continuous and reliable system to run properly, the information services are not interrupted. Information security is one involving computer science, network technology, communication technology, cryptography, information security technology, applied mathematics, number theory, information theory and other disciplines.
第2个回答 2011-05-29
Information security technology itself includes a wide area. Big to the national military political etc, small as confidential security guard commercial enterprise disclosure of confidential, preventing young people on bad information browsing, personal information disclosure, etc. Under the network environment of information security system is the key to guarantee information security, including computer security operation system, various security agreement, security mechanism (digital signatures, information authentication, data encryption, etc), until security systems, including any a security hole can global security threats. Information security services at least should include support information network security services based on the basic theory, as well as new generation information network system structure of network security service system structure. Information security is defined as the information network hardware, software and its system of data protection, do not suffer accidental or malicious reasons and destroyed, modify, leak, the system a continuous and reliable in normal operation, information services do not interrupt. Information security is an involved in computer science, network technology and communication technology, password technology, information security technology, applied mathematics and number theory, information and so on many kinds of subjects.本回答被提问者采纳