olemus
ISMS kontekstis:
soovimatu elektromagnetiline, akustiline vm signaal,
mis tekib süsteemi töö kõrvalsaadusena
ja võib sisaldada tundlikku teavet
=
in the information security context: an unwanted electromagnetic, accustic or other signal that is a byproduct of system operation and can include sensitive information

ülevaateid
https://www.cs.auckland.ac.nz/courses/compsci725s2c/archive/termpapers/dflower.pdf

https://www.usenix.org/legacy/event/sec09/tech/full_papers/vuagnoux.pdf

https://www.wired.com/story/monitor-ultrasonic-sounds-reveal-content-side-channel/

https://www.cl.cam.ac.uk/techreports/UCAM-CL-TR-577.pdf

https://2016.export.gov/canada/build/groups/public/@eg_ca/documents/webcontent/eg_ca_106274.pdf

vt ka
- paljastav parasiitkiirgus
- kiirguseturve
- TEMPEST