What method is used between classified printers and classified computers?

Wired connections can be used between classified printers and classified computers, but wireless connections are never allowed. These devices are connected to computers through wireless means, and the signals for processing and transmitting information are completely exposed. In the air, unrelated personnel can receive these signals through relevant technical equipment and perform signal restoration processing.

The operating environment of this article: Windows 7 system, DELL G3 computer

No wireless connection is allowed between a confidential printer and a confidential computer.

Wireless keyboards, wireless mice, wireless network cards, etc. are all computer peripherals with wireless interconnection functions.

These devices are connected to computers through wireless means, and the signals for processing and transmitting information are completely exposed in the air. Unrelated personnel can receive these signals through relevant technical equipment and perform signal restoration processing. Therefore, classified computers cannot use computer peripherals with wireless interconnection capabilities.

Related introduction:

"Wireless connection" refers to the use of WiFi, 4G and other wireless technologies to establish communication links between devices, providing a basis for data communication between devices, also known as Wireless link. Commonly used devices that implement wireless links include wireless routers, cellular devices, etc.

"Wired network" is a computer network connected by coaxial cables, twisted pairs and optical fibers. Coaxial cable network is a common networking method. It is more economical, easier to install, has average transmission rate and anti-interference ability, and has a short transmission distance. Twisted pair network is currently the most common networking method.

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