Organs and units shall determine the density of classified information systems according to the density of information stored and processed by the system.

Organs and units shall determine the system density according to the highest density of information stored and processed by classified information systems, as follows:

I introduction of confidential information:

1. Introduction: Confidential information refers to information that involves national security, national interests and social interests and needs to be kept confidential within the scope determined by national laws, administrative regulations and departmental rules. Generally speaking, classified information is divided into different types, such as state secrets, business secrets and personal privacy.

2. State secrets: State secrets refer to information related to national security and interests, and no one may consult, use, transmit or disclose it without authorization. State secrets belong to the category of state secrets, including top secret, secret and secret. Only state organs and authorized units and personnel can process relevant information.

3. Trade secrets: Trade secrets refer to business information with confidential value formed by enterprises in their business and production activities. This kind of information, such as specific technology, financial data, product formula, patents, etc. , is the key factor of enterprise's core competitiveness. The disclosure of business secrets will bring a heavy blow to enterprises and affect their normal operation.

4. Personal privacy: Personal privacy refers to information related to personal identity, health status, beliefs and personal marriage. This kind of information is usually provided by individuals voluntarily, or it may be obtained in the normal social interaction process or under the circumstances stipulated by law. Protecting personal privacy is the embodiment of social public interests. Revealing personal privacy not only violates personal rights, but also undermines social morality and public order and good customs.

5. Other confidential information: In some industries, there may be other types of confidential information. For example, customer information in financial institutions, patient health information in hospital environment, etc. , all need strict protection to avoid adverse consequences caused by malicious use or disclosure.

6. Summary: The protection of classified information is an important aspect of national security, and it is also a necessary guarantee for enterprise operation and individual rights. It is necessary to strengthen awareness, consciously abide by relevant laws and regulations, and make good use of and protect confidential information.