The basic attributes of network security are: 1. Confidentiality, which refers to ensuring that information and information systems are not obtained and used by unauthorized persons; 2. Integrity, which refers to the authenticity and credibility of information; 3 ,Availability refers to ensuring that information and ,information systems can be used normally by authorized persons.
Information security has three basic attributes, which is CIA.
C：confidentiality
I：integrity
A：availability
1. Network security
means that the hardware, software and data in the network system are protected from damage, alteration, or leakage due to accidental or malicious reasons. The system operates continuously, reliably and normally, and network services are not interrupted. Network security is essentially information security on the Internet. Broadly speaking, all related technologies and theories involving the confidentiality, integrity, availability, authenticity and controllability of information on the network are the research fields of network security. Network security is a comprehensive discipline involving computer science, network technology, communication technology, cryptography technology, information security technology, applied mathematics, number theory, information theory and other disciplines.
2. Three basic attributes of network security
(1) Confidentiality (confidentiality). Confidentiality refers to ensuring that information and information systems are not obtained and used by unauthorized persons. The main preventive measure is cryptography technology.
(2) Completeness. Integrity means that the information is authentic and credible, its publisher is not impersonated, its source is not forged, and its content is not tampered with. The main preventive measures are verification and authentication technology.
(3) Availability. Availability refers to ensuring that information and information systems can be used normally by authorized persons. The main preventive measure is to ensure that information and information systems are in a reliable operating state.
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