# Пов'язані статті щодо Bitcoin

Центр новин HTX надає останні статті та поглиблений аналіз на тему "Bitcoin", що охоплює ринкові тренди, оновлення проєктів, технологічні розробки та регуляторну політику в криптоіндустрії.

Will Quantum Computing Kill Bitcoin and Mining? Is This Alarmist?

The article addresses the recurring concern that quantum computing could break Bitcoin's encryption and disrupt mining. It references a Google Quantum AI white paper from March 2026, which suggests that the resources needed for a quantum computer to crack Bitcoin’s elliptic curve digital signature algorithm (ECDSA) have been reduced by about 20 times. Under ideal conditions, such an attack could theoretically derive a private key from a public key in roughly 9 minutes using 500,000 physical qubits. However, the threat is not immediate. Current quantum processors, like Google’s Willow (105 qubits) or IBM’s Condor (~1,121 qubits), are far from the scale required. The risk primarily targets transaction signatures—especially during the brief window when a transaction is broadcast but not yet confirmed, or when public keys have been historically exposed. It is estimated there is only a 10% probability of a “quantum break” by 2032. The impact on mining is considered negligible. Research indicates that quantum mining would require astronomically high qubit counts and energy—far exceeding entire national grids—making it economically and physically infeasible. The broader solution lies in post-quantum cryptography (PQC). Standards like ML-DSA and SLH-DSA are being developed, and Bitcoin improvement proposals such as BIP 360 aim to reduce quantum vulnerability by modifying transaction structures to avoid exposing public keys. While quantum computing poses a future risk to all public-key encryption systems—not just Bitcoin—the cryptocurrency ecosystem has time to adapt. Upgrades and migration to quantum-resistant algorithms are underway, ensuring the network evolves ahead of the threat.

marsbit3 год тому

Will Quantum Computing Kill Bitcoin and Mining? Is This Alarmist?

marsbit3 год тому

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