The quantum imperative: Why federal cybersecurity cannot wait for tomorrow’s threat The harvest-now, decrypt-later threat is active now. The CRQC timeline moved. The quantum imperative is not a warning, it is an accounting of present dangers. Federal systems face a compounding crisis. Artificial intelligence-driven adversarial attacks are arriving faster than defenders can respond — and the agency charged with protecting government infrastructure has been critically weakened at the worst possible moment. In addition to a rise in classical threats –– ransomware, malware, supply chain attacks –– a quantum computing deadline that once seemed distant has moved uncomfortably close. The window to act is closing. A defense under siege The warnings have accumulated for years, but the reality confronting federal cybersecurity professionals today is no longer theoretical. Government systems — spanning defense agencies, civilian departments, and the critical infrastructure that underpins national life — are under constant adversarial pressure. Every day brings fresh intrusion attempts, credential harvesting operations, and targeted campaigns designed to extract sensitive data from the networks that run the country. These threats have been a constant presence for several years. What is changing — and changing rapidly — is the nature and velocity of those attacks. Artificial intelligence tools have crossed a threshold. Where human-operated intrusion campaigns once required skilled teams, careful planning and months of patient reconnaissance, AI-driven attack platforms are compressing that timeline to hours or minutes. These systems do not sleep. They do not make human errors. They can probe thousands of endpoints simultaneously, adapt to defensive responses in real time, and generate novel attack vectors at a scale that no human analyst can match. The attack surface has not merely grown; it has been fundamentally transformed. At the center of the federal government’s response to this threat sits the Cybersecurity and Infrastructure Security Agency.