Quantum computing poses a significant risk to the $2 trillion Bitcoin network, as the rapidly advancing technology has the potential to undermine the cryptographic security that underpins cryptocurrencies. In response to this looming threat, BTQ Technologies claims to have developed a robust defense mechanism designed to protect the Bitcoin network from the vulnerabilities introduced by quantum computing advancements.
source: https://www.coindesk.com/tech/2026/01/12/quantum-computing-threatens-the-usd2-trillion-bitcoin-network-btq-technologies-says-it-has-a-defense