"Bitcoin's Quantum Dilemma: Lost Coins at Risk, Supply Cap Unchanged"

Generated by AI AgentCoin World
Sunday, Feb 9, 2025 7:25 am ET1min read

Quantum computing, a rapidly advancing field, has sparked concerns about its potential impact on digital security, including the cryptographic safeguards securing blockchain networks. Google's recent unveiling of its latest quantum processor, Willow, has reignited discussions about the timeline for commercial applications of this technology.

Tether CEO Paolo Ardoino has dismissed immediate concerns about quantum computing posing a risk to Bitcoin's security. He stated that while quantum technology could potentially threaten inactive Bitcoin wallets, particularly those belonging to lost keys or deceased owners, Bitcoin's cryptographic security remains intact. Ardoino emphasized that the Bitcoin community would adopt quantum-resistant solutions before the technology becomes a serious concern.

However, Ardoino pointed out that if quantum technology advances significantly, inactive Bitcoin wallets, including those believed to contain the estimated 1.2 million BTC linked to Bitcoin's pseudonymous creator, Satoshi Nakamoto, could face exposure. He warned that any Bitcoin in lost wallets, including Satoshi's (if not alive), would be hacked and put back in circulation.

Despite these concerns, Ardoino dismissed the idea that quantum computing could disrupt Bitcoin's fundamental monetary structure. He emphasized that Bitcoin's supply cap of 21 million will remain unchanged, irrespective of technological advances. "Only 21 million Bitcoin anyway. Nothing can change that. Not even quantum computing. That's the real key important message," Ardoino added.

Ardoino's stance aligns with that of Emin Gün Sirer, co-founder of Ava Labs. Sirer previously pointed out that early Bitcoin transactions used a now-outdated Pay-to-Public-Key (P2PK) format, which exposes public keys and makes them potentially vulnerable to quantum attacks. Sirer suggested that a precautionary approach could help mitigate future risks, including freezing old P2PK-based holdings or setting a deadline for their usability.

Quantum computing leverages the principles of quantum mechanics to process information at speeds far beyond conventional computers. This breakthrough has raised concerns about its ability to weaken modern encryption, including the cryptographic safeguards securing blockchain networks. Google recently unveiled its latest quantum processor, Willow, sparking fresh discussions about how soon these advancements could impact cybersecurity.

While many experts had estimated that practical quantum threats were at least a decade away, Google's Quantum AI chief, Hartmut Neven, suggested that commercial applications might arrive within five years. A sufficiently

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