olemus
(a) võrgus edastatavate andmete krüpteerimine
(b) andmete krüpteerimine võrgukihis, vt IPSec

ülevaateid
https://webofproceedings.org/proceedings_series/ECS/EEEMS%202018/EEEMS18030.pdf

http://www.blacksheepnetworks.com/security/info/misc/netdesign/encryption.gif

https://www.lifewire.com/introduction-to-network-encryption-817993

https://www.egress.com/en-us/email-security/knowledge/network-encryption

vt ka
- otspunktkrüpteerimine