Fed agencies must go post‑quantum by end‑2023, signatures by end‑2024
President Trump signed an executive order mandating federal agencies to shift high‑value assets to NIST‑approved post‑quantum cryptography for key establishment by Dec 31 2023 and digital signatures by Dec 31 2024. The rule forces a quantum‑resistant upgrade across the government, protecting classified data from future quantum attacks and driving industry standards.