BTC ETH I recently chatted with a former colleague from a large company and talked about what he is currently working on after starting his own business in recent years, which belongs to a profit model in the gray industry circle; The core is to reverse engineer bank apps and mainstream wallets from other countries to crack encryption and decryption algorithms, and then use automatic collection and payment methods; Due to security reasons, we only make overseas payments and do not consider domestic payments. Currently, we specialize in Vietnamese payments, so if you need a Vietnamese payment channel, you can contact me. We support all mainstream banks and third-party wallets in Vietnam, which are very stable and offer very low rates in the industry;