The Looming Q-Day: Experts Warn of Accelerating Transition to Post-Quantum Cryptography

Cyber Experts at Check Point and NIST Defend Regulatory Push for PQC Adoption Amid Growing Concern over Retrospective Attacks.

The buzz around Q-Day (the moment a quantum computer can break current RSA and ECC encryption) intensified today as cybersecurity analysts emphasized that adversaries are already engaging in retrospective attacks—harvesting encrypted data now for future decryption. This practice, combined with the U.N.'s designation of 2025 as the International Year of Quantum Science, is accelerating regulatory action.

Security experts and cryptographers are defending the robust efforts by standard bodies, such as NIST, to finalize and mandate new Post-Quantum Cryptography (PQC) algorithms. The main consensus is that organizations cannot afford to wait for the final commercial quantum computer to appear; the migration must be proactive. The adoption of PQC is increasingly viewed as an essential component of the Zero Trust security framework, ensuring that all data—in transit and at rest—is shielded from both current and future threats.

Conclusion: The dialogue today underscores a critical shift: PQC is no longer a theoretical exercise but an operational and compliance necessity for any organization managing sensitive data. The window for proactive migration is closing as geopolitical rivals and threat actors intensify data harvesting efforts.

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