What are the categories of information security?

The types of information security are as follows:

1. Confidentiality: Information can only be accessed, read and used with the authorization of the authorized person, and cannot be obtained by unauthorized individuals or organizations.

2. Integrity: refers to the characteristics that information remains unchanged, lossless and not lost in the process of transmission, exchange, storage and processing, that is, information remains intact, so that information can be generated, stored and transmitted correctly.

3. Availability: Availability is a measure of the user-oriented security performance of the network information system.

4. Non-repudiation: It means that both communication parties are convinced of the true identity of the participants and the information provided during the information interaction, that is, it is impossible for all participants to deny or deny their true identity, as well as the authenticity of the information provided and the completed operations and commitments.

5. Controllability: refers to the characteristics that the information dissemination and specific content circulating in the network system can be effectively controlled, that is, any information in the network system should be controllable within a certain transmission range and storage space.

The importance of information security:

1. Privacy protection: Information security can protect personal privacy, prevent the disclosure of sensitive personal information such as bank account number, ID number and social account number, and ensure the safety of personal information.

2. Maintain data integrity: Information security can ensure the authenticity, consistency and integrity of data, prevent data from being tampered with or destroyed, ensure the integrity and reliability of data, and enable information to be generated, stored and transmitted correctly.

3. Ensuring e-commerce: Information security helps to prevent all kinds of online fraud activities, enhance consumers' confidence in online transactions, and promote the development of e-commerce and the security of transactions.

4. Maintaining national security: Information security is a part of national security. In the process of establishing an information-based national system, information security construction is of strategic significance, which can guarantee national security and social stability.

5. Protecting the interests of enterprises: Information security is an important support for the survival and development of enterprises. The implementation of information security can effectively protect the confidentiality and integrity of important information such as business secrets and customer information, and avoid the loss of enterprises.