Ethereum just took its first clear step toward preparing the network for a future where quantum computers become real threats. The Ethereum Foundation set up a dedicated post-quantum security team, which moves this topic out of research papers and into actual planning. ETH price barely reacted, which suggests the focus here sits firmly on long-term safety rather than short-term trading moves.
This decision arrives as AI and advanced computing continue to speed up faster than many expected. Big tech companies keep shortening timelines, and Ethereum wants its defenses in place well before the risk feels urgent to everyday users.
What Is The “Quantum Threat” In Plain English?
Ethereum wallets use cryptography, which works like a lock that only your private key can open. With today’s computers, breaking that lock would take an unrealistic amount of time.
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Vitalik Buterin is urging Ethereum to implement quantum-resistant cryptography immediately rather than delaying for efficiency gains, arguing it should be able to claim 100 years of cryptographic security as soon as possible. pic.twitter.com/ZG1mj7LpLi
— CoinMarketCap (@CoinMarketCap) January 13, 2026
Quantum computers change how that math works. If they become powerful enough, they could break the type of digital signatures Ethereum relies on. That could let an attacker fake approvals and move funds they do not own. This is not a danger today, but ignoring it would create problems down the road.
That is why the Ethereum Foundation formed a post-quantum security team led by cryptography engineer Thomas Coratger. Researcher Justin Drake described this as a turning point after years of behind-the-scenes work.
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Ethereum Brings Quantum Security Into Active Planning
The new team will focus on practical changes rather than theory. That includes wallet protection, how transactions are signed, and new wallet designs that allow security upgrades without forcing users to start from scratch.
Ethereum already supports large amounts of value and sits underneath institutional-grade finance infrastructure. Groups like banks and asset managers expect systems that can withstand decades, not just a few years.
Some smaller networks, such as IOTA and Quantum Resistant Ledger, already promote quantum-safe designs. Ethereum’s early adaptation helps it protect its position while keeping existing users and tools working as expected.
How Could This Affect ETH Holders?
For long-term ETH holders, this brings quiet reassurance. There is no need to move funds or change wallets right now. The work happens far in advance of any real danger.
Standards for post-quantum security are also taking shape. U.S. regulators have already discussed how future cryptography risks could affect digital asset custody and investor protection.
By lining up early, Ethereum lowers the chance of rushed upgrades later. That reduces the risk of confusion or disruption for regular users.
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The Reality Check Beginners Should Keep In Mind
Quantum computers capable of threatening Ethereum do not exist yet. Some experts think they are many years away, while others expect progress sooner. No one can pin down an exact date.
Large upgrades also take time to design and test. Ethereum has never rolled out a quantum-focused change before, and complexity always brings some risk.
Starting early remains the safest approach. Slow-and-steady security upgrades protect users far better than emergency fixes.
Ethereum choosing to plan now helps long-term holders stay protected while the rest of the market focuses on short-term noise. Quiet preparation rarely moves price, but it builds trust that holds up over time.
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The post Ethereum Starts Planning for a Post-Quantum Future appeared first on 99Bitcoins.
