00784nas a2200157   4500000000100000008004100001653002900042653002200071653001800093653001700111100001800128245006900146300001300215490000700228520039100235       2021                            d10acommunication technology10acomputer networks10aCybersecurity10agraph theory1 aYordan Ivanov00aConcepts in Networks and Communication Security and Graph Theory  a205-210 0 v503 a<p style="margin-left:19.85pt;">In this article, the author presents concepts for exploring networks and com­munication security and recommendations for their use in the definition of requirements, reducing the risk of cyberattacks, and make some quantitative assessments. The focus is on the applications of graph theory in the analysis of communications and information networks.</p>