olemus
kelmus telefoni abil või telefoniteenuse kasutamise alal,
laiemas tähenduses hõlmab ka privaatsuse rikkumist,
konfidentsiaalsuse rikkumist, teenustaja tüssamisvõtteid
= fraudulent use of telephone or telephone services

ülevaateid
https://www.actionfraud.police.uk/protect-yourself/mobile-phone-fraud

https://www.fcc.gov/consumers/guides/cell-phone-fraud

https://www.blackhat.com/docs/us-14/materials/us-14-Balasubramaniyan-Lifecycle-Of-A-Phone-Fraudster.pdf

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

https://www.aarp.org/money/scams-fraud/info-2020/fraud-tactics.html

tõrje
http://www.njconsumeraffairs.gov/News/Consumer%20Briefs/Fighting-Phone-Fraud.pdf

https://cba.ca/phone-fraud

https://www.onpointcu.com/blog/vishing-how-to-protect-yourself-from-phone-fraud/