Method and apparatus for visualizing medical device network and security attack

An apparatus for visualizing a medical device network and a security threat, comprising:

• memory in which at least one program is recorded;
• and
• a processor for executing the program,
• wherein the program includes instructions for performing
• representing nodes in zones that are divided into a server zone including nodes corresponding to server devices, a medical device zone including nodes corresponding to medical devices, a white zone including registered nodes excluding the server devices and the medical devices, and a gray zone including nodes included in none of the server zone, the medical device zone, and the white zone,
• representing links between the nodes, and
• representing a node and a link in which a security attack is detected using a different color when the security attack is detected in the node.