Public-key cryptography can become unreliable in certain post-Q-Day scenarios. The earliest onchain stress is likely to concentrate in digital signatures (authorization and ownership) because they ...

The world of Bitcoin and cryptocurrency has long been hailed as a revolutionary financial system, offering decentralized transactions and heightened ...

At ETH Denver, developers warned that advances in quantum computing could threaten Bitcoin’s digital signatures as the industry continues to debate how to prepare.

The MarketWatch News Department was not involved in the creation of this content. SHENZHEN, China, Oct. 23, 2025 /PRNewswire/ -- MicroCloud Hologram Inc. (NASDAQ: HOLO), ("HOLO" or the "Company"), a ...

CoinShares says quantum computing poses a manageable long-term risk to Bitcoin, with limited exposure, delayed timelines, and upgrade paths available.