2 days ago
Bitcoin's Quantum Vulnerability Affects 4M BTC as Timeline Accelerates, Deloitte Warns
Deloitte research shows 25% of Bitcoin's usable supply (4M BTC) sits in addresses vulnerable to quantum attacks via Shor's algorithm. IBM projects quantum advantage by 2026 and fault-tolerant systems by 2029, while Ethereum founder Vitalik Buterin warned quantum computers could break elliptic-curve cryptography before 2028. Upgrading Bitcoin's signature scheme could require 75-300 days of downtime, creating technical and governance obstacles to migration.
3 days ago
NYSE Plans Blockchain Platform for 24/7 Stock and ETF Trading With Instant Settlement
The New York Stock Exchange and parent Intercontinental Exchange announced a blockchain-based post-trade system enabling round-the-clock trading and settlement of stocks and ETFs with multi-chain support and custody features. Columbia Business School professor Omid Malekan criticized the plan as "vaporware" lacking specifics on chain selection, token permissions, and fee structure, arguing NYSE's centralized model conflicts with tokenization's decentralized ethos. Industry supporters including Securitize CEO Carlos Domingo and Aptos Labs called the move bullish for on-chain equities.
1 day ago
Trump Pushes Crypto as Geopolitical Asset While Central Bankers Warn of Sovereignty Threat
At Davos 2026, President Trump signaled imminent passage of the CLARITY Act market structure bill, framing US crypto dominance as essential to counter China's influence. France's central bank governor François Villeroy de Galhau countered that private money and yield-bearing stablecoins threaten monetary sovereignty and financial stability, creating a stark divide between US crypto-as-competition strategy and European central bank concerns about surrendering democratic control of money.
2 days ago
Ruble-Backed A7A5 Stablecoin Processed $100B in Transactions Before Sanctions Curbed Growth
Elliptic found the A7A5 token, designed to help Russian entities evade Western sanctions, surged after launching in early 2025 before activity collapsed following US sanctions in August and EU designation in October. The stablecoin functioned as a bridge between rubles and USDT on Ethereum and Tron, with daily volumes falling from $1.5B peaks to $500M by mid-2025 after Uniswap delisted it and exchanges froze USDT deposits linked to A7A5 wallets.
2 days ago
Nasdaq Eliminates 25,000-Contract Cap on Bitcoin and Ether ETF Options
The SEC-approved rule change, effective immediately, removes position limits on options for spot Bitcoin and Ether ETFs from BlackRock, Fidelity, Bitwise, Grayscale, ARK/21Shares and VanEck. Nasdaq argues the move aligns crypto derivatives with commodity-based fund rules, eliminating unequal treatment while maintaining investor protections. The SEC retained authority to suspend the change within 60 days pending final determination by late February.