quantumcomputers

NVIDIA Launches Ising, the World’s First Open AI Models to Accelerate the Path to Useful Quantum Computers NVIDIA Ising Delivers Breakthrough Performance in Quantum Calibration and Error Correction, Empowering Researchers and Enterprises to Build Scalable, High-Performance Quantum Systems.
The NVIDIA Ising open model family delivers the world’s best AI-based quantum processor calibration capabilities, as well as quantum error-correction decoding that is up to 2.5x faster and 3x more accurate than traditional approaches.

A paper published in April 9 by StarkWare's Chief Product Officer outlines a method to make Bitcoin transactions quantum-safe using existing consensus rules. A single protective transaction costs roughly $200, and it is deployable right now.

Key Takeaways
QSB uses hash-based cryptography resistant to Shor's algorithm - no soft fork needed.Standard Bitcoin transactions have effectively zero security against a quantum computer.Single protective transaction costs ~$200 due to larger signature data size.Works within existing Bitcoin scripts - deployable today without network consensus.BIP-360 offers a future efficient alternative but requires a soft fork.
The Problem QSB Is Solving
Standard Bitcoin transactions use ECDSA, a signature scheme whose security rests on the mathematical difficulty of solving elliptic curve problems. Classical computers cannot crack it in any practical timeframe. A quantum computer running Shor's algorithm can. The algorithm reverses the signature process, deriving private keys from public keys and unlocking any wallet whose public key has been exposed on-chain.
Every Bitcoin transaction that has ever broadcast a public key is theoretically vulnerable to a sufficiently powerful quantum computer, for which even Grayscale said that blockchains must be ready. The paper puts the security gap in precise terms: roughly 118 bits of protection against Shor's algorithm for QSB transactions, compared to effectively zero for standard ones. That is not a small difference. It is the entire difference between a protected wallet and an empty one.
The quantum threat to Bitcoin is not new. The inability to fix it through normal channels is the actual problem, and that is what QSB addresses.
Why "No Soft Fork" Is the Real Breakthrough
Bitcoin governance moves slowly by design. Any proposal requiring a network-wide upgrade must achieve broad consensus across developers, miners, and node operators, a process that takes years and frequently fails. BIP-360, the long-term quantum-resistant proposal that StarkWare co-authored and which was merged in February 2026, requires exactly that kind of soft fork, according to CoinDesk reprot. It will eventually offer a more data-efficient solution. It is not available today.
QSB bypasses that bottleneck entirely. The scheme uses hash-based cryptography, specifically Winternitz One-Time Signatures, which is natively resistant to Shor's algorithm and compatible with existing Bitcoin script rules. No network upgrade. No consensus required. No waiting for governance to move.
A holder with significant Bitcoin exposure can execute a protective transaction today using the open-source QSB repository published alongside the paper. The protection is real, the code is available, and the Bitcoin network does not need to do anything to support it.
The Cost and What It Means
The tradeoff is size and price. Quantum-safe signatures are substantially larger in data than standard ECDSA signatures, enough to push the cost of a single protective transaction to approximately $200 at current fee conditions. That creates an immediate two-tier reality. For a holder with $10 million in Bitcoin, $200 is insurance priced at a rounding error. For a holder with $1,000, it is a 20% fee on the entire position.
QSB is not a retail solution. It is an emergency fallback for holders who cannot afford to wait for BIP-360 to move through Bitcoin's governance process, and who have reason to believe the quantum timeline is shorter than the soft fork timeline. StarkWare is pursuing both tracks simultaneously: the deployable high-cost solution now, the efficient network-wide solution through BIP-360 later. The two are not in competition. They are covering different parts of the same risk window.
That window is open right now. BIP-360 has no confirmed activation date. QSB exists today. For any holder doing a quantum risk calculation, that gap between what is available now and what requires network consensus to become available is exactly the period QSB was designed for.
Where It Stands
The project is early stage and the paper is explicit about that. The open-source repository is published and the cryptographic framework is documented, but QSB has not been stress-tested at production scale. If the review process surfaces vulnerabilities in the WOTS implementation, the $200 cost figure becomes academic. Early stage in cryptographic research means the foundation is credible, not that the building is finished.
What exists today is a deployable proof of concept with a sound cryptographic basis, published by StarkWare's Chief Product Officer, open-sourced for peer review, and compatible with the Bitcoin network as it currently operates. The significance is not that QSB solves Bitcoin's quantum problem, it does not. It is that QSB proves the problem can be partially addressed without network consensus, which changes the risk calculation for any large holder who assumed they had no options until BIP-360 cleared governance.
The 118-bit security floor QSB provides is not perfect. It is 118 bits better than zero.
#quantumcomputers

*Market Update*
- $BTC Bitcoin had its worst Q1 since 2018, down nearly 24%, impacted by macro pressure and Trump's "Liberation Day" tariffs threatening 10% duties on 50+ countries.
- BTC is holding around $66,500-$67,000, with historical April averages showing +12.4% gains, but current selloff appears structural rather than sentiment-driven.
- Ethereum's Glamsterdam upgrade is set for June 2026, promising 78% gas fee reduction and 10,000 TPS.

*Headlines*
- Charles Schwab launching "Schwab Crypto" for direct BTC and ETH trading with its $12 trillion client base in H1 2026.
- Google's quantum computing paper suggests Bitcoin's encryption could be cracked with under 500,000 qubits, a 20x reduction from previous estimates; quantum-resistant tokens are up 50%.
- $400M in crypto positions liquidated in a day due to tariff fears and macro uncertainty amid $13.5B derivatives expiry.

*Altcoins*
$XRP $USDC
- ETH near $2,040, consolidating ahead of Glamsterdam upgrade.
- NEAR Protocol +5.8% and AVAX +3.6%, leading altcoin gains.
- XRP range-bound at $1.33, needing a break above $1.35 for upside.
#ChaosLabsLeavingAave #DriftInvestigationLinksRecentAttackToNorthKoreanHackers #USJoblessClaimsNearTwo-YearLow #quantumcomputers #QuantumCrypto

🚨 While the market was looking at other narratives, Algorand surged by more than +50% in a matter of days.
It was not a coincidence. It was narrative. And not just any narrative:
👉 Is the possible end of current security in crypto as we know it?

🧠 What triggered this movement?
It all starts with a recent paper from Google Quantum AI:
"Securing Elliptic Curve Cryptocurrencies against Quantum Vulnerabilities"
The key message is simple but powerful:
The current cryptographic standard (ECDSA 256-bit) that protects Bitcoin and Ethereum could be vulnerable with advanced quantum computers, it is estimated that approximately ~1,200–1,450 logical qubits would suffice.

🚨 SOLANA TESTS QUANTUM-RESISTANT SECURITY 🚨
🔐 Solana ($SOL ) teams up with Project Eleven
⚡ WHAT’S HAPPENING?
• Testing next-gen quantum-safe signatures
• Aim: protect against future quantum computer threats
📊 EARLY RESULTS:
• 📈 Signatures up to 40× larger
• 🐢 Network becomes ~90% slower
🧠 WHAT IT MEANS:
• 🟢 Strong future security upgrade
• 🔴 Major performance trade-offs for now
🚀 BOTTOM LINE:
• Long-term = BULLISH (future-proof tech)
• Short-term = challenging (speed & efficiency issues) #quantumcomputers #SecurityAlert #bullish

The Comprehensive Guide: The Reality of the Quantum Threat to Bitcoin and the Financial System

Estimated Timeline
Based on current technological progress, a quantum computer capable of breaking Bitcoin is unlikely to emerge before 2035–2045 (optimistic estimates), with more conservative projections extending beyond 2050.

1. Risk Comparison (Bitcoin vs. Banks)
Bitcoin: Its data is public; older wallets (such as Satoshi’s wallet) have exposed their “public keys” to the open, making them clear targets for any future quantum computer.

Banks and Systems: Their risk is “existential”; breaking their encryption would expose state secrets, destroy global privacy, and collapse trade. Banks may update their systems faster, but their stored historical data remains vulnerable to leakage.

2. The Power Barrier (A “Sovereign” Weapon, Not a Tool for Amateurs)
Breaking encryption requires a stable quantum computer with 1000–1300 logical qubits.

Such a machine requires billions of dollars and cooling technology colder than space. It is a project owned only by major powers and subject to strict intelligence-level control similar to nuclear weapons oversight. It is not something “criminal groups” can possess.

3. Why “Theft” Is Economically Impossible
Value Suicide: Once the first quantum theft occurs, global trust in Bitcoin would collapse and its price would fall to zero. A state would spend billions only to end up holding “numbers” with no value.

The Transparency Trap: Bitcoin is a public ledger. Any stolen coins would be tracked and globally “flagged,” making laundering or spending them through banks or exchanges impossible.

4. Why “Destroying Bitcoin” Is a Strategic Failure
If a state considers destroying Bitcoin because it threatens its financial system, it would find that the cost outweighs the benefit:

Loss of the “Intelligence Advantage”: By using a quantum computer to destroy Bitcoin, the state reveals its greatest secret. Its adversaries would immediately upgrade their encryption, and the state would permanently lose its ability to spy on their military communications.

Global Financial Panic: Breaking Bitcoin’s encryption implies that banking encryption is also “broken.” This would trigger capital flight from banks and collapse global markets, ultimately harming the attacking state’s own economy.

A Missile vs. a Fly: There are far cheaper ways—by orders of magnitude—to undermine Bitcoin (such as regulations and taxation) instead of sacrificing the most expensive technological weapon in history to target a network that could simply migrate to new encryption (Hard Fork).

5. Protection of Small Wallets (The Technical Fortress)
Modern wallets are protected by double encryption (hashing); the public key remains hidden and only appears when spending. A quantum computer cannot attack something it “cannot see.”

Stealing small amounts is economically unviable, as the operational and maintenance costs of a massive quantum computer far exceed the value of the stolen funds.

6. The Future (The Shield Evolves with the Sword)
Global research teams are currently working on protocols such as SHRIMPS, a quantum-resistant signature system that paves the way to upgrade Bitcoin’s “locks” years before any real threat emerges—making any quantum attack attempt effectively a “wasted effort.”

The Key Conclusion:

“A quantum computer is a microscope for state-level surveillance, not a hammer for theft or destruction. Whoever possesses it will not sacrifice their opportunity for global dominance to fight a digital currency that can be regulated—or to steal funds that lose their value the moment they are touched.”
#BTC #quantum #quantumcomputers