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Researchers warn: 10,000 qubits could crack crypto security

Quantum Computing | New Risks Loom for Crypto Security

By

Liam O'Connor

Mar 31, 2026, 07:09 PM

Edited By

Sarah Johnson

Updated

Apr 1, 2026, 08:34 AM

2 minutes reading time

A quantum computer with visible qubits, symbolizing the threat to cryptocurrency security

A wave of anxiety is sweeping through the cryptocurrency community as fresh discussions on forums highlight the threat of quantum computing. Experts warn that even a quantum computer with just 10,000 qubits could endanger sensitive encryption.

Heightened Concerns from Experts

Amid the chatter, skepticism persists. Some forum users dismiss concerns as exaggerated. One noted, "Currently there is maybe 5 non-noisy qubits. This is bullshit and nobody should lose sleep over it." Yet, others recognize genuine threats, especially when combining quantum computers with AI. A user cautioned, "It's not just the quantum computers that will pose risk, but also AI and the combination of the two."

The implications are profound. Traditional encryption relies on complex math that AI could easily compromise. A crucial query emerged on whether these quantum computers could break current banking encryptions. Such worries highlight a deep-rooted unease among many.

Intensifying Sentiment in Discussions

The ongoing discourse reveals critical themes:

  • โš ๏ธ Quantum and AI Convergence: Many fear vulnerabilities created by merging quantum and AI technologies.

  • โœ‹ Community Skepticism: Despite rising concerns, some argue the current tech isn't advanced enough to be a real threat.

  • ๐ŸŒŽ Global Risk: The fallout could extend beyond individual users, impacting broader financial systems.

Insightful Quotes from the Forum

The spectrum of worry is evident. One contributor sarcastically remarked, "Iโ€™m sure the governments around the world have hooked AI up to quantum machines. To do large mathematical requests." This highlights fears that state actors may already exploit advanced technologies.

Meanwhile, another pointed out, "They donโ€™t need to be consumer-ready; it only takes one country that builds it," reinforcing the global stakes involved in quantum advancements.

Future Security Measures Required

Experts call for immediate re-evaluation of cryptocurrency security strategies. A notable increase in attacks on wallets is expected as quantum computing advances. Forecasts predict a spike in breach risks tied to quantum technologyโ€”potentially hitting 75% by 2028.

As discussions evolve, the crypto sector must act swiftly to safeguard assets. The community stands at a critical junctureโ€”strengthening security is no longer a choice, but a necessity against an imminent threat.

Lessons from the Past

Lessons from earlier shifts in technology are crucial here. The rise of email in the 1990s forced a quick reassessment of security measures. Just as firms adapted to email vulnerabilities, cryptocurrencies must also respond effectively to the swiftly changing landscape presented by quantum computing.

In light of new developments, the crypto community faces a pressing need to adapt its encryption methods and protect digital assets against a future shaped by quantum capabilities.