South Korea flags record suspicious crypto transactions in 2025: Report

South Korea reportedly flagged a record 36,684 suspicious crypto transactions in 2025, surpassing the combined totals of the past two years.

South Korean authorities flagged a record number of suspicious crypto transactions this year, with total numbers reportedly already surpassing combined figures from the past two years. 

Citing Financial Intelligence Unit (FIU) data provided to Representative Jin Sung-joon and the Korea Customs Service (KCS) statistics, Yonhap News reported that local virtual asset service providers (VASPs) filed 36,684 suspicious transaction reports (STRs) between January and August 2025. 

STRs are one of South Korea’s core Anti-Money Laundering (AML) tools. Under the country’s laws, financial institutions, casinos and VASPs must file STRs when they have reasonable grounds to suspect that the funds involve criminal proceeds, money laundering or terrorist financing. 

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