[IEEE 2018 International Scientific and Technical Conference Modern Computer Network Technologies (MoNeTeC) - Moscow, Russia (2018.10.25-2018.10.26)] 2018 International Scientific and Technical Conference Modern Computer Network Technologies (MoNeTeC) - Development and Investigation of Multi-Cloud Platform Network Security Algorithms Based on the Technology of Virtualization Network Functions 1 The research work was funded by RFBR, according to the research projects No. 16-37-60086 mol_a_dk, 16-07-01004, 18-07-01446, 18-47-560016 and the President of the Russian Federation within the grant for state support of young Russian scientists (MK-1624.2017.9).