David Lebryk, former top civil servant in the Treasury Department, reveals insights from overseeing the Bureau of the Fiscal Service, which manages over $5 trillion in federal payments. He discusses the critical role of cash forecasting for government stability and the challenges of innovating within a massive payment system. Lebryk addresses security concerns, fraud prevention strategies, and the push for real-time digital payments. He also highlights the issue of improper payments, advocating for better accuracy and effective fraud detection in federal programs.