Phishing sites and fake apps pretending to be digital asset (virtual asset) exchanges are rampant. Recently, even fake sites and apps that look exactly like existing exchange services have appeared. It's so detailed that you won't be able to tell the difference unless you look closely. If you access it carelessly, you may suffer unexpected damage. This time, we will learn about the characteristics of exchange impersonation sites and fake apps, and how to prevent damage. From phishing sites to fake apps, impersonation techniques are spreading. The Digital Asset Exchange Association (DAXA) recently warned users to be careful, saying that phishing sites impersonating domestic won exchanges are being spread through social network service (SNS) advertisements. Bithumb has released a guide to preventing fake trading app fraud. DAXA and Bithumb emphasized that fraud methods are becoming more sophisticated beyond the level of simple imitation. In the case of fraud using phishing sites impersonating exchanges, when users click on advertisements displayed on SNS, they are connected to a site similar to the actual Korean won exchange. At first glance, it looks the same