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Bitcoin’s weak performance to gold and silver revived an old debate on whether advances in quantum computing are starting to weigh on BTC demand. Some market participants argue that fear of future quantum attacks on Bitcoin’s cryptography is forcing capital out.

BTQ Technologies released the Bitcoin Quantum testnet on January 12, shortly after the 17th anniversary of Bitcoin’s genesis block. The Vancouver-based quantum technology company introduces the first quantum-resistant Bitcoin fork utilizing ML-DSA cryptographic standards approved by NIST.

The research team at the multibillion-dollar asset management firm Grayscale has played down fears that quantum computing could threaten cryptocurrencies in 2026. The firm argues the technology is not advanced enough to impact blockchain security or market activity.

The idea that quantum computing could one day break Bitcoin resurfaced on X after , , and several on-chain analysts. While the topic sounds alarming, most experts agree this is a long-term engineering challenge, not an imminent existential risk.

Ethereum co-founder Vitalik Buterin has warned that the network is facing two separate yet serious challenges. The rising institutional accumulation of Ether and the accelerating advances in quantum computing stands as severe threats. Speaking at the Funding the Commons event during Devconnect in Buenos Aires, Buterin outlined how concentrated asset ownership and sudden hardware progress could undermine core assumptions that currently protect the blockchain.

The U.S. Securities and Exchange Commission’s (SEC) Crypto Assets Task Force is now formally to safeguard the entire digital asset market from the growing threat of quantum computing.

Abu Dhabi has to establish a quantum-resistant blockchain infrastructure for government and economic applications.

Cardano, working with the Ethereum Foundation, announced a new identity wallet designed to be secure against quantum computing threats, advancing blockchain security and digital identity management.