Quantum news today

Updated April 7, 2026 · 10:44 AM UTC

Explore quantum and crypto news, including security risks, post-quantum research, and what quantum computing could mean for blockchains.

Stories 36 in this category

Coverage footprint 0.1% of all CryptoSlate stories

Analysis

Why quantum labs won’t steal your Bitcoin as bad actors are decades behind

The real question in Bitcoin’s quantum threat is who could actually use a multi-billion dollar quantum machine for criminal activity?

7 days ago

Quantum

Algorand just jumped 50% after Google flags quantum risk for Bitcoin and Ethereum

Algorand's ALGO ripped from $0.08 to $0.12 as traders reacted to Google spotlighting a real post quantum rollout.

1 week ago

Quantum

Why Google’s quantum research targeted Bitcoin first and why that matters now

Google’s paper turns crypto into the clearest public test case for how quantum risk could hit real assets and live networks.

2 weeks ago

Quantum

Google slashes quantum cracking estimates by 20X creating $600 billion countdown for Bitcoin and Ethereum

Google used zero-knowledge proofs to verify quantum attack estimates without exposing the underlying attack circuits.

2 weeks ago

Quantum

As quantum ‘Q-Day’ jumps to 2029, Ethereum faces a new fight over what to do with coins left in old wallets

The Ethereum Foundation’s post-quantum roadmap argues that the real danger is a years-long struggle over how to move user wallets.

3 weeks ago

Bitcoin coin perched on a crumbling cliff edge above a dark cityscape, symbolizing downside risk and a potential drop below $30,000 in 2027

Quantum

Bitcoin may tumble toward $30,000 next year unless it shows real progress toward quantum proof upgrades

Bitcoin faces pressure to upgrade with warnings of a steep price discount sparked by quantum computing risks.

2 months ago

Quantum

This “quantum-safe” Bitcoin idea removes Taproot’s key-path — and raises fees on purpose

If it ever activates, it’s opt-in and slow, because Bitcoin’s real constraint is coordination, not cryptography.

2 months ago

Quantum

Ethereum’s massive fee shock: New post-quantum signatures are 40x larger, threatening to crush network throughput and user costs

Coinbase, Solana, Polkadot, and Bitcoin all moved on PQ planning, but wallet UX and aggregation may decide the winner.

3 months ago

A cracked Bitcoin coin stands over a widening fault line between Wall Street landmarks, symbolizing how the debate has shifted from price targets to upgrade and governance risk

Quantum

Bitcoin’s “quantum” death sentence is causing a Wall Street rift, but the fix is already hidden in the code

The quantum computing threat challenges Bitcoin's status as "digital gold," prompting strategic shifts.

3 months ago

Bitcoin encryption isn’t at risk from quantum computers for one simple reason: it doesn’t actually exist

Quantum 4 months ago

Michael Saylor says quantum will “harden” Bitcoin, but he’s ignoring the 1.7 million coins already at risk

Quantum 4 months ago

Why Adam Backs thinks Bitcoin’s 20-year quantum runway matters more than today’s headlines

Crypto 5 months ago

Bitcoin wallets will be cracked by 2028… and other quantum resistant marketing myths

Analysis 5 months ago

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Quantum news today

Why quantum labs won’t steal your Bitcoin as bad actors are decades behind

Algorand just jumped 50% after Google flags quantum risk for Bitcoin and Ethereum

Why Google’s quantum research targeted Bitcoin first and why that matters now

Google slashes quantum cracking estimates by 20X creating $600 billion countdown for Bitcoin and Ethereum

As quantum ‘Q-Day’ jumps to 2029, Ethereum faces a new fight over what to do with coins left in old wallets

Bitcoin may tumble toward $30,000 next year unless it shows real progress toward quantum proof upgrades

This “quantum-safe” Bitcoin idea removes Taproot’s key-path — and raises fees on purpose

Ethereum’s massive fee shock: New post-quantum signatures are 40x larger, threatening to crush network throughput and user costs

Bitcoin’s “quantum” death sentence is causing a Wall Street rift, but the fix is already hidden in the code

Bitcoin encryption isn’t at risk from quantum computers for one simple reason: it doesn’t actually exist

Michael Saylor says quantum will “harden” Bitcoin, but he’s ignoring the 1.7 million coins already at risk

Why Adam Backs thinks Bitcoin’s 20-year quantum runway matters more than today’s headlines

Bitcoin wallets will be cracked by 2028… and other quantum resistant marketing myths

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