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Quantum Computing Threat: BlackRock Warns of 'Q-Day' Risk to Bitcoin (BTC) and Ethereum (ETH) as Crypto's Core Principles Erode | Flash News Detail | Blockchain.News
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7/4/2025 8:01:00 PM

Quantum Computing Threat: BlackRock Warns of 'Q-Day' Risk to Bitcoin (BTC) and Ethereum (ETH) as Crypto's Core Principles Erode

Quantum Computing Threat: BlackRock Warns of 'Q-Day' Risk to Bitcoin (BTC) and Ethereum (ETH) as Crypto's Core Principles Erode

According to @AltcoinGordon, the cryptocurrency market faces a catastrophic threat from quantum computing, known as 'Q-Day,' which could shatter the encryption securing assets like Bitcoin (BTC) and Ethereum (ETH). The analysis highlights that BlackRock has added quantum computing as a critical risk in its Bitcoin ETF filing, warning it could 'undermine the viability' of cryptographic algorithms. Researchers cited in the text warn that approximately 4 million BTC, or 25% of the usable supply, are vulnerable to theft once quantum computers become powerful enough. Furthermore, Ethereum co-founder Vitalik Buterin has reportedly proposed emergency hard-fork solutions, which could involve significant network downtime. The author points to experts like Tilo Kunz of Quantum Defen5e, who suggested Q-Day could arrive as soon as 2025, emphasizing the immediate danger of 'Harvest Now, Decrypt Later' attacks. This technological risk is compounded by what the author describes as an erosion of crypto's original cypherpunk values, as major entities like Coinbase and Ripple increasingly align with the centralized political and financial structures they were meant to challenge.

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Analysis

The cryptocurrency market is currently navigating a complex and contradictory landscape. On one hand, mainstream adoption appears to be accelerating, with Bitcoin (BTC) trading robustly around the $108,222 level on the BTC/USDT pair and Ethereum (ETH) holding near $2,524. The approval of spot Bitcoin ETFs has ushered in a new wave of institutional capital and perceived legitimacy. However, beneath this veneer of success lies a dual crisis: a philosophical drift away from crypto's cypherpunk origins and an existential technological threat posed by quantum computing. This combination presents unique risks and opportunities for traders who look beyond daily price fluctuations.

The current market sentiment reflects this tension. While the BTC/USDT pair shows a minor 24-hour dip of around 0.60%, the overall valuation remains historically high, suggesting strong investor confidence. Similarly, altcoins like Solana (SOL) trade actively at $148, despite a near 3% pullback. Yet, this price action is increasingly influenced by forces that stand in stark contrast to crypto's founding ideals of decentralization and resistance to censorship. As noted by industry observers, major players are engaging in activities that seem to betray this ethos. For instance, Coinbase's sponsorship of political events and its framing of its mission as being tied to state service raises critical questions. This shift from counter-culture to corporate lobbying, also seen with firms like Ripple, suggests a future where crypto becomes just another compliant asset class, potentially diminishing its long-term value proposition as a hedge against centralized financial systems.

Crypto's Identity Crisis: From Cypherpunk Roots to Corporate Alliances

The core of the cypherpunk movement was the belief that technology should empower individuals against overreaching state and corporate power. Bitcoin was born from the ashes of the 2008 financial crisis as a tool for financial sovereignty. Today, however, we see a trend of co-option rather than revolution. When major exchanges align with political figures or super PACs pour crypto-derived funds into elections, the line between decentralization and traditional power structures blurs. This isn't just a philosophical debate; it has tangible market implications. A crypto industry deeply embedded with the political establishment may become more susceptible to regulatory capture and less resilient to systemic shocks, altering the risk profile for long-term holders of assets like BTC and ETH.

The Quantum Threat: A Ticking Time Bomb for BTC and ETH Holders

While the industry grapples with its identity, a far more concrete threat looms: Q-Day. This is the moment when quantum computers become powerful enough to break the cryptographic algorithms, like Elliptic Curve Cryptography, that secure virtually all major blockchains, including Bitcoin and Ethereum. According to Jay Gambetta, Vice President of IBM Quantum, this threat is not a distant hypothetical. Malicious actors are engaging in "Harvest Now, Decrypt Later" attacks, stockpiling encrypted blockchain data with the expectation of cracking it once quantum computers are viable. This could happen as soon as 2025, according to a warning from Tilo Kunz of Quantum Defen5e to defense officials.

The potential fallout for the crypto market is catastrophic. Researchers warn that as much as 4 million BTC—roughly 25% of the usable supply—is vulnerable due to its storage in addresses that are susceptible to quantum attacks. In May 2025, asset management giant BlackRock even added quantum computing as a formal risk factor in its Bitcoin ETF filing, a clear signal to institutional investors. Ethereum co-founder Vitalik Buterin has already floated emergency hard-fork scenarios to migrate ETH to a quantum-resistant chain, a process that could entail significant downtime and market chaos. For traders, this existential risk dwarfs short-term volatility. The current stability of the ETH/BTC pair, trading around 0.0233, belies a future where both assets could face a simultaneous, correlated collapse in trust and value if the quantum threat is not addressed proactively.

Trading in a Pre-Quantum World: Identifying New Narratives

The impending quantum threat necessitates a paradigm shift in trading strategy. While the market is currently focused on ETF flows and macro-economic indicators, a new narrative around quantum resistance is emerging. Projects focused on developing post-quantum cryptography (PQC) could see significant attention and capital rotation. As highlighted by Iain Wood of QRL, all blockchains will need to be post-quantum secure by 2035 to survive. The potential downtime for upgrading legacy chains like Bitcoin could be extensive, with some estimates suggesting over 75 days, creating massive uncertainty. Traders should begin researching and identifying assets and technologies that are building quantum-resistant solutions from the ground up. This involves looking beyond the current top ten cryptocurrencies and evaluating the long-term viability of a project's underlying cryptographic security. In this environment, the most valuable trade may not be capturing the next 10% move in BTC, but hedging against a future where its fundamental security assumptions are rendered obsolete.

Gordon

@AltcoinGordon

From $0 to Crypto multi millionaire in 3 years

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