%0 Conference Article %T Assessing the risk of a nuclear power plant in a terrorist attack. Application of physical protection systems. Ray-tracing technology optimization techniques %A Oboimov, A.S. %A Zolotarev, O.V. %A Cheremisenov, I.S. %A Fedoseeva, E.I. %A Tokarev, A.O. %A Razina, E.V. %A Galieva, A.R. %K risk, risk assessment, security system, physical protection system, risk-informed security system %J International Conference "Computing for Physics and Technology - CPT2020" %D 2024 %P 4 %I ANO "Scientific and Research Center for Information in Physics and Technique"