Bitcoin Updates: The Quantum Era Challenges the Boundaries of Decentralized Consensus
- Quantum computers threaten Bitcoin not by breaking cryptography but by destabilizing its decentralized governance model, requiring urgent post-quantum upgrades. - Bitcoin Cash pioneers Quantumroot, a low-cost PQC solution enabling 800-input transactions, outperforming Ethereum-based alternatives in scalability and privacy. - 25% of Bitcoin's value resides in quantum-vulnerable addresses, with "harvest now, break later" attacks amplifying risks as Q-Day approaches within 5-40 years. - NIST's lattice-based
Quantum computing is set to transform
The core risk to Bitcoin arises from Shor’s algorithm, a quantum technique
Bitcoin Cash has taken a leading role in addressing these risks. Developer Jason Dreyzehner
Yet, the wider Bitcoin ecosystem faces even tougher obstacles. Unlike Bitcoin Cash, which can adopt upgrades through consensus changes in 2025 and 2026, Bitcoin’s governance is more divided. Moving to PQC will require cooperation among miners, developers, and users, each with their own interests. Hybrid signature methods, which
At the same time, the quantum computing sector is advancing rapidly. Companies such as
The political implications are substantial. As quantum expert Adnan Masood observes, “The first major disruption could be panic, not physics”—
Disclaimer: The content of this article solely reflects the author's opinion and does not represent the platform in any capacity. This article is not intended to serve as a reference for making investment decisions.
You may also like
What Altcoins are showing bullish momentum?

Grayscale Just Launched an XRP ETF
Monad Mainnet Is Now Live: What It Means for the Future of Blockchains
Zcash Latest Updates: Institutional Investments Versus Technical Alerts—The Unstable Status of Zcash
- Zcash (ZEC) has fallen ~30% from its $750 November peak, with a $18M institutional investment boosting resilience amid broader crypto sell-offs. - Technical indicators show a fragile market, with ZEC trading in a symmetrical triangle pattern and key support levels at risk of breakdown. - Short positions and macroeconomic uncertainties, including Fed policy shifts, highlight growing bearish pressure despite stable retail demand. - Analysts remain divided, with some bullish on ZEC’s long-term privacy coin
