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Wiktionary:
1.1 listening secretly to the private conversations of others
1.2. (telecommunications) the interception of electronic communication

ülevaateid
https://en.wikipedia.org/wiki/Eavesdropping

https://en.wikipedia.org/wiki/Network_eavesdropping

http://www.wikihow.com/Eavesdrop

https://www.ringcentral.com/gb/en/blog/definitions/eavesdropping/

https://fas.org/sgp/crs/intel/98-326.pdf

https://pdfs.semanticscholar.org/cac0/bb099915481f7bc0dd55c02d358c0179d503.pdf

http://www.rfidblog.org.uk/Hancke-RFIDsec08-Eavesdropping.pdf

http://www.tscm.com/warningsigns.html

https://thehackernews.com/2020/06/lamphone-light-bulb-spy.html

https://machinelistening.exposed/topic/against-the-coming-world-of-listening-machines/

tõrje
http://www.selcomsecurity.com/images/files/TSCM.pdf

http://cambridgesound.com/wp-content/uploads/2017/06/EavesdroppingProtection_8x11.pdf

https://www.zdnet.com/article/six-ways-to-protect-yourself-from-the-nsa-and-other-eavesdroppers/

https://emshield.de/en/portfolio/active-eavesdropping-protection/

vt ka
- Echelon
- elektrooniline pealtkuulamine; kuuldamine (2)
- EViTAP
- juhtmetu telefoni pealtkuulamine
- jälgimistõrje
- nuhkseade
- nuhkimisrünne
- tehniline jälgimistõrje