The vector stencils library "Cybersecurity round icons" contains 150 network security diagram icons.
Use it to design your computer security diagrams and cybersecurity infographics with ConceptDraw PRO software.
"A computer network diagram is a schematic depicting the nodes and connections amongst nodes in a computer network or, more generally, any telecommunications network. ...
Readily identifiable icons are used to depict common network appliances e.g. Router, and the style of lines between them indicate the type of connection. Clouds are used to represent networks external to the one pictured for the purposes of depicting connections between internal and external devices, without indicating the specifics of the outside network." [Computer network diagram. Wikipedia]
The pictograms example "Design elements - Cybersecurity round icons" is included in the Network Security Diagrams solution from the Computer and Networks area of ConceptDraw Solution Park.