#Moody's may have delivered one of the most important post-quantum signals of 2026. Not because of a breakthrough in quantum computing. Not because of a new cryptographic standard. Because a global credit rating agency has started discussing Post-Quantum Cryptography (PQC) as a budgetary, governance and enterprise risk issue. For many years, this has been the position of SITG-Consulting. Our Quantum Risk White Paper, first published in 2024, revised in December 2025 and again