Defense method, device and system based on existing threats in target node
A technology of target nodes and nodes, which is applied in the field of network security and can solve the problems of waste of network resources and defense costs.
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[0046] see figure 1 Shown is a flowchart provided by the present invention. The implementation step S100 of the method is as follows:
[0047] S101. Obtain log information and threat intelligence information of network nodes in the network environment; the network nodes include target nodes to be defended, and associated network nodes of the aforementioned target nodes; the threat intelligence information includes target node information, threat item information , threat level information, and threat type information.
[0048] The network node refers to a terminal in a network environment with an independent network address and data processing functions, and the data processing functions include but not limited to the functions of transmitting data, receiving data and / or analyzing data.
[0049] The network nodes may be workstations, clients, network users, or personal computers, as well as servers, printers, and other network-connected devices.
[0050] It should be noted ...
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