NETWORK GATEWAY AND METHOD FOR TRANSFERRING DATA FROM A FIRST NETWORK TO A SECOND NETWORK Russian patent published in 2022 - IPC H04W68/00 

FIELD: information security.

SUBSTANCE: invention relates to the field of information security. The effect is achieved by setting the gateway state to secure, indicating for the recipient agent to allow access to trusted memory, as well as to deny access to the second network and to prohibit access to untrusted memory, in the secure state of the gateway, configure the recipient agent based on the parameters the recipient agent stored in trusted memory, while the recipient agent is designed to transfer data received from the source agent to the second network, and the source agent is designed to receive the mentioned data from devices from the first network, change the gateway state to working, indicating for the recipient agent to deny access to trusted memory and to allow access to the second network and to untrusted memory, as well as to allow data transfer from the source agent to the recipient agent and to prohibit data transfer from the recipient agent to the source agent, in working condition gateways transfer data from the first network to the second network through the source agent to the recipient agent under the control of the security monitor, taking into account the results of the configuration of the recipient agent, while the recipient agent uses untrusted memory to carry out the said data transfer.

EFFECT: increasing the level of protection of the trusted memory of the network gateway from computer network attacks.

24 cl, 8 dwg