On cryptography vs. quantum computers: FHE is already secure... against quantum adversaries. Catch the full discussion between Rand and Charles Guillemet on the Ledger podcast ⬇️show more

Dfinity Founder Pushes Back On Quantum Crypto Fears Dfinity... (DFINITY Foundation) founder Dominic Williams (dom | icp) says the quantum threat is not an immediate danger to blockchains. He argued the industry will receive warning before cryptographically relevant quantum computers emerge. Williams said researchers would report major breakthroughs long before hackers gain access. He believes that window will give blockchains time to adopt quantum safe cryptography. The comments came in response to NEAR protocol's recent warning about quantum risks.show more

🚨BREAKING: INTERLINK TO DEVELOP QUANTUM-RESISTANT BLOCKCHAIN TECH According to... a new post from KV, InterLink Labs 👤 + 🌐... "will build a dedicated research team of leading cryptography experts to study and develop quantum-resistant technology" The move is a response to the growing threat of quantum technology to $BTC and other crypto assets. The project hopes to incorporate quantum-resistant infrastructure into its upcoming mainnet, to help secure its $ITL and $ITLG tokens. "Our goal is to build one of the most quantum-secure digital assets in the world"show more

🚨 CRYPTO: CARDANO RANKED SECOND MOST QUANTUM-READY BLOCKCHAIN IN... GOOGLE RESEARCH ASSESSMENT Cardano ( $ADA ) has been ranked the second most quantum-ready blockchain, according to analysis tied to Google Quantum AI's latest research, placing it ahead of Bitcoin and XRP Ledger in post-quantum preparedness. The ranking highlights Cardano's Nightstream initiative, a lattice-based cryptography project announced by founder Charles Hoskinson at Consensus Hong Kong in February 2026, developed with researchers linked to Google and Microsoft. Nightstream is designed to be fast, scalable, and efficient on AI chips, targeting quantum resistance well before the projected 2030s deadline for large-scale quantum computing threats. The assessment comes as Google's paper revealed a 20x reduction in resources needed to break the elliptic curve cryptography protecting most blockchains, with Ethereum actively running post-quantum testnets and Bitcoin having no coordinated migration plan. Quantum-resistant tokens surged in the 24 hours following the paper's release.show more

Quantum Threat to Crypto Gets Fresh EU Warning European... financial watchdogs have warned that quantum computing could eventually undermine cryptography securing blockchains. The EBA, EIOPA, and ESMA highlighted quantum computing among emerging technology risks in their latest update. Many cryptocurrencies rely on elliptic curve cryptography to protect transactions and wallet security. A sufficiently powerful quantum computer could theoretically use Shor’s algorithm to break this protection. Google researchers estimate the required resources are roughly 20 times lower than earlier estimates. However, the required quantum hardware does not currently exist. Blockchain developers are therefore exploring post-quantum cryptography before the technology becomes capable of such attacks.show more

🚨 BIG: 🇮🇳 India Demonstrates First 5.56 km Free... Space Quantum Secure Communication Link. 👇 India has successfully demonstrated its first free-space Quantum Key Distribution (QKD) link over 5.56 km. The trial, conducted by QNu Labs in collaboration with BISAG-N and IIT Gandhinagar, established a secure quantum communication channel between the two sites. The system achieved a stable quantum bit error rate below 5% and generated secure encryption keys at 230 to 260 bits per second. The demonstration could support the development of longer distance and satellite based quantum secure communication networks.show more

🚨 JAPAN JUST PUT A REAL QUANTUM COMPUTER ONLINE... FOR THE WORLD TO ACCESS. And most people still don’t realize how big this moment is. For decades, quantum computers sounded like science fiction: machines that use quantum states instead of ordinary binary bits. Now researchers in Japan have opened access to a real superconducting quantum system connected to the internet. Why this matters: • quantum simulations • next-generation AI research • new material discovery • drug development • cryptography disruption • solving problems impossible for classical computers But quantum computers work nothing like normal machines. A regular computer checks possibilities one at a time. A quantum computer can explore many probability states simultaneously through superposition and entanglement. In simple terms: It doesn’t just calculate faster… It calculates differently. That’s why these systems look so strange. The giant gold structure isn’t “the computer” itself. It’s an ultra-cold dilution refrigerator designed to keep the quantum processor near absolute zero so fragile quantum states don’t collapse. The terrifying implication is this: Humanity may be entering the first era where computation starts operating on the rules of quantum reality itself. And once quantum hardware becomes scalable… Entire industries may be rewritten from the ground up. What happens when computers stop thinking like machines… and start behaving like physics itself? Which field do you think gets transformed first and would you actually trust it with something important?show more

The future of quantum computing relies on overcoming errors.... Quantum error correction is how we'll build reliable and scalable quantum systems. What excites you most about the potential of quantum error correction? #QuantumAIshow more

Bitcoin Wallets Get A New Quantum Shield Crypto custodian... BitGo has launched new quantum protection tools for institutional Bitcoin $BTC wallets. The security upgrade is designed to help institutions assess and reduce quantum related risks across UTXO based wallets. BitGo said the tools build on its multisignature architecture with a patent pending approach to better secure partially spent funds. The move comes as the crypto industry increases focus on long term resilience against advances in quantum computing.show more

😳If you want to feel how a fully quantum... proof XRP Ledger, including consensus (!!), feels like check this test-net out. One of the downsides of these quantum proof encryption - the size of the signatures! Left - payment on quantum XRPL Right - payment on current XRPL main netshow more

Great insights from Juan Benet on the state of... onchain privacy, his thesis on FHE, and the future of private compute. Watch the recording from last week’s fireside chat with Kyle O'Brien at the Zama CoFHE Shop ⬇️show more

A tokenized bond issued today matures in 2036. Will... your chain's cryptography? #Ripple's plan: the ripple:native Ledger fully quantum-resistant by 2028 — NIST algorithms already in live testing. RWAs live for decades. Their rails must too.show more

🚨A QUANTUM-SECURE CASH CHAIN IS COMING TO NEAR! Quantus... is a proof-of-work chain built for private cash that can survive quantum computers. It uses post-quantum signatures, not the elliptic curves Bitcoin and Ethereum use today. Quantus says the NEAR Protocol integration is underway. Liquidity is set to start moving from Quantus to NEAR shortly. No launch time yet.show more

JUST IN: 🇺🇸 Coinbase CEO Brian Armstrong says quantum... computers will not break crypto, "that's a very solvable issue. We've put together a quantum advisory council—we're in regular contact with major blockchains about a path to upgrade to a post-quantum cryptography world." $ADAshow more

ICYMI: The The White House signed an executive order... moving every federal system onto post-quantum cryptography. The threat DAC was built for is now on a government clock.show more

ZCASH SURGES 59% AS QUANTUM RESISTANCE NARRATIVE CATCHES A... BID $ZEC is up 58% on the week to $374, outperforming Bitcoin by a wide margin as Google's quantum computing research flagged risks to Bitcoin and Ethereum's elliptic curve cryptography, sending traders rotating into quantum-aware assets. ZEC doesn't rely on the ECDSA scheme at the center of Google's warning, building instead on zero-knowledge proof systems that sit outside that vulnerability. The quantum narrative stacks on top of an already strong setup: Grayscale's first-ever privacy coin ETF filing, the SEC closing its Zcash investigation with no action in January, and the shielded pool hitting a record $5.18B. Analyst Ali Martinez has $440 as the next target.show more

Interlink Prepares for the Quantum Threat Before It Arrives... InterLink (InterLink Labs 👤 + 🌐) is preparing its blockchain infrastructure for future quantum computing threats. The project says post-quantum security is becoming a long-term infrastructure priority. It is studying quantum resistant cryptography across wallets, validators, consensus and smart contracts. The effort also addresses the “harvest now, decrypt later” threat. InterLink says migration could take years and should not begin during an emergency. The project is following NIST’s post-quantum standards as research continues.show more

Did You Know We Put Quantum Computers In The... Hellcat Engines?show more

🚨UPDATE: XRP LEDGER MOVES TOWARD QUANTUM-RESISTANT SECURITY A recent... Google research report highlighted $XRP Ledger’s progress, noting its deployment of post-quantum ML-DSA signatures. This could help defend against future quantum attacks. Testing is currently live on an AlphaNet instance. Quantum vulnerability remains a key industry concern. Per reports, few blockchains have taken concrete steps so far.show more

‼️ALERT: ETHEREUM'S TOP 1,000 WALLETS COULD BE DRAINED IN... NINE DAYS WITHOUT A QUANTUM UPGRADE Google's quantum research team warns that a future fast-clock quantum computer could compromise Ethereum's 1,000 highest-value accounts in less than nine days. Those accounts collectively hold approximately 20.5 million $ETH. Bitcoin users can avoid exposing their public keys. Ethereum users cannot. The moment an Ethereum user sends their first transaction, their public key is permanently exposed on the blockchain, according to the report. It stays exposed indefinitely. The paper identifies five distinct quantum attack vectors on Ethereum. Among the most alarming is the threat to smart contract admin keys. Those keys control over $200 billion in stablecoins and tokenised real-world assets. Ethereum's Proof-of-Stake consensus mechanism also relies on quantum-vulnerable BLS signatures. A sufficiently advanced quantum attacker could use this to compromise the blockchain's finality itself. There is a silver lining. The Ethereum Foundation is already researching post-quantum alternatives. The paper suggests this gives Ethereum a potential advantage over Bitcoin in executing an orderly transition to quantum-safe cryptography.show more

🚨 CRYPTO: ALGORAND SURGES 16% IN 24 HOURS AFTER... GOOGLE QUANTUM AI PAPER CITES $ALGO 32 TIMES AS POST-QUANTUM PIONEER Algorand ( $ALGO ) has jumped 16% in 24 hours to $0.1053 after Google Quantum AI's landmark paper on blockchain quantum vulnerabilities cited the network 32 times, more than any other chain besides Bitcoin and Ethereum. Google described Algorand as "the perfect example of real-world deployment of post-quantum cryptography on an otherwise quantum-vulnerable blockchain." The paper highlighted Algorand's live FALCON digital signatures for smart contracts, state proofs, native key rotation, and multi-layered post-quantum security infrastructure. Trading volume spiked 162% in 24 hours and futures open interest jumped 55% to $58.9 million. The rally is especially dramatic given ALGO hit an all-time low of $0.08 just days earlier following a 25% Foundation workforce cut, CTO departure, and board reshuffle. The token is now up ~20% on the week as the quantum narrative provided a lifeline to a battered community.show more