https://e.vnexpress.net/news/news/two-singapore-brothers-build-encryption-company-on-math-problem-no-algorithm-can-solve-5088295.html">
https://vcdn1-english.vnecdn.net/2026/06/21/olaxyt43ojobtldppqqeln23sajpg1-3054-7267-1782058856.jpg?w=900&h=0&q=100&dpr=1&fit=crop&s=AKSdWfbP25cENFrSlwBlJw" />Two brothers in Singapore have built a data-encryption company on pure mathematics, betting that a problem no algorithm can solve will keep files safe from the quantum computers expected to break much of today's encryption within years.