Voice phishing cases detected by major banks double in 2025
The number of voice phishing transactions confirmed as fraud after being flagged by monitoring systems at major commercial banks doubled last year from a year earlier, data showed Sunday. According to the data submitted by the Financial Supervisory Service to Rep. Park Seong-hoon of the People Power Party, the five major banks — KB Kookmin Bank, Shinhan Bank, Hana Bank, Woori Bank and NH Nonghyup…
Voice phishing transactions flagged as fraud by major banks in Korea doubled in 2025 compared to the previous year, according to data released by the Financial Supervisory Service. The five largest banks - KB Kookmin Bank, Shinhan Bank, Hana Bank, Woori Bank and NH Nonghyup Bank - identified 8,760 voice phishing transactions through their fraud detection systems (FDS) in 2025, of which 4,343 were confirmed as actual fraud after temporary measures were taken.
This represents a more than doubling of cases from 2024 when there were 4,343 such transactions. The FDS, which monitors transactions, user activity and other data in real-time, flagged a total of 1.11 million suspected voice phishing transactions in 2025, up 39.9 percent from 796,000 in 2024. Out of these, the banks took temporary measures against 157,000 transactions in 2025, compared to 125,000 in 2024.
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- Voice phishing cases detected by major banks double in 2025 en.yna.co.kr
- Voice phishing cases detected by major banks double in 2025 koreatimes.co.kr
