I recently received an email from a friend — a lawyer working at Hana Bank in South Korea. He explained that his bank is currently dealing with a wave of fraudulent international transfers. In these cases, hackers had intercepted email communications between businesses and altered the beneficiary’s account number in the payment instructions. As a result, tens of millions of …

Two nights ago, just before midnight, a friend of mine—an in-house lawyer at a Korean bank (let’s call it Bank K)—sent me an email asking if I could recommend a Vietnamese lawyer to assist one of his clients. The client had fallen victim to a scam involving a fund transfer to a beneficiary account at a Vietnamese bank (let’s call …