| | Who will believe the space logs in 2040? Space governance and the quantum audit problem by Burak OktenliMonday, August 10, 2026 | | | Satellites log activities and transmit those data to Earth, but often rely on encryption systems vulnerable to hacking by quantum computers. (credit: L3Harris) | Space operations have become exercises in relentless logging. Every thruster firing, every conjunction warning, every proximity operation, and every anti-satellite test generates a stream of telemetry that is meticulously recorded. Today, these logs are operational necessities, but decades from now they will become critical geopolitical evidence. If a state actor claims in 2037 that a commercial satellite intentionally interfered with its military asset, the resolution of that crisis will depend entirely on the historical data recorded today. But how will we know that those logs are authentic and unaltered? The answer is cryptographic signatures. Unfortunately, this is precisely where the foundation of space governance begins to crack. | Directing engineers to use new algorithms for new satellites solves only half the problem. The unresolved crisis in space governance is what happens to the historical records. | Currently, the cryptographic locks securing space records rely overwhelmingly on classical algorithms like the Elliptic Curve Digital Signature Algorithm (ECDSA). These algorithms are mathematically sound today, but they have a strictly limited shelf life. In August 2024, the National Institute of Standards and Technology (NIST) finalized its first post-quantum cryptographic standards, and its companion transition roadmap, NIST IR 8547, sets a hard deadline. Classical algorithms like ECDSA are slated to be âdeprecatedâ by 2030 and entirely âdisallowedâ by 2035. The defense community is rightly focused on the âharvest now, decrypt laterâ threat, where adversaries intercept encrypted communications today to decrypt them when quantum computing matures. However, space audit trails face a more insidious variation