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Quantum computing poses a significant long-term threat to current cryptographic standards, particularly public-key encryption. While its current influence on real-world security is minimal, progress in fault-tolerant systems indicates a future vulnerability.

Current Impact and Future Threat

Quantum computing's current influence on real-world cryptography is minimal, reflected by an influence score of 1/100. However, progress toward fault-tolerant systems, such as IBM's recent connection of modular cryogenic systems (GeoGazet), indicates a likely future threat. Analysts expect powerful quantum computers could eventually compromise widely used public-key encryption algorithms like RSA and ECC.

Geopolitical Implications and Mitigation

The United States, with 11 tracked signals related to quantum technology, appears to prioritize this area, likely due to national security implications for encrypted communications and defense systems. Governments and industries are already researching quantum-resistant (post-quantum) cryptography. This research aims to develop new algorithms secure against both classical and quantum attacks, preempting future vulnerabilities.