Cryptocurrency

Strategy says it could create up to $30B in digital credit to finance more #Bitcoin purchases through preferred shares. The figure is potential capacity, not an announced fundraising target. cointelegraph.com/news/strat…

The Binance attacker split 18,270 #Bitcoin, worth about $1.4B, across 19 wallets. None had moved as of early Friday. Unlike issuer-controlled tokens, the coins cannot be frozen at protocol level.

#Ethereum is down 13.6% in October through Oct. 29, on course for its weakest October since 2018. U.S. spot ETFs saw about $1.35B in monthly outflows, while long-dormant wallets moved more than $140M in ETH. beincrypto.com/ethereum-wors…

Polygon added Solana to its Open Money Stack, giving businesses one integration for bank accounts, blockchain transfers and payouts. Early customer Kira is using it to move between dollars and stablecoins and pay suppliers abroad. theblock.co/news/defi/2026-1…

A new quantum model estimates that a theoretical 30,000-qubit machine could crack an exposed #Bitcoin key in about 62 minutes. The hardware does not exist today, but researchers say quantum-resistant upgrades should start well before it does. coindesk.com/tech/2026/10/29…

#Binance says a compromised DevOps laptop may have enabled unauthorized withdrawals with a $6.3B estimated impact. It reports no private-key leak, about $3B frozen, and user losses covered while deposits and withdrawals are suspended. binance.com/en/support/annou…

An Ipsos survey found 22% of US adults have ever owned or used #crypto, up from 18% in 2025, while past-year use stayed at 13%. Trial is growing faster than sustained adoption.

Teku and Besu patched certificate-trust risks that could redirect some #Ethereum validator rewards. Default mainnet nodes were not affected, and no exploitation was reported. Operators should review Docker and Java update guidance.

Galaxy Research says hedge funds and banks drove most institutional selling in U.S. spot #Bitcoin ETFs, while wealth platforms and sovereign funds added. The pattern points to a fading carry trade, not broad institutional exit. decrypt.co/382059/wall-stree…

#Bitcoin Core disclosed three AI-found vulnerabilities after human review. One could remotely crash Windows, macOS or BSD nodes; fixes are available in versions 29.5, 30.4, 31.2 and 32.1. Affected operators should update. coindesk.com/tech/2026/10/29…

Google Cloud outlined a preview MPC service for institutional #Bitcoin custody. Multiple parties can jointly authorize transactions without any one party controlling the full private key. cointelegraph.com/news/googl…

#Bitcoin briefly fell below $80,000 after the Fed held rates at 3.75%–4% and kept a hawkish tone. #Crypto futures liquidations reached $356 million, showing how macro policy can quickly punish leverage.

Itaú Unibanco became the first Brazilian bank to formalize #crypto trading and custody operations under the country’s new rules. The move, filed ahead of the Oct. 30 deadline, brings regulated digital-asset services deeper into traditional banking.

Bithumb is investigating a data leak after hackers breached an internal employee system. The exchange says its trading platform was separate and customer assets could not be accessed. Possible member-data exposure remains under review. cointelegraph.com/news/bithu…

Hyperliquid plans to make Kraken parent Payward its first CFTC-regulated HIP-3 deployer. The testnet model uses on-chain allowlists and could support regulated U.S. perpetual futures, subject to approval.

South Korea is considering delaying its 22% tax on crypto gains from 2027 to 2029, citing gaps in cross-border trading data. Parliament must approve the change, with a final decision expected by early December.

Zcash co-founder Sean Bowe proposed ending the automatic 8% allocation to community grants and moving it to a reserve for future miners. He estimates the grants program holds about $125M after commitments; the rule change still needs approval.

Aviva Investors launched a tokenized share class of its £22B Sterling Liquidity Fund on XRP Ledger and seeded it with £50M. It is the asset manager’s second tokenized money-market fund on the network.

#Bitcoin ETFs took in $110M Monday after $774M left over the prior two sessions. October still shows about $202M in net outflows, so the rebound has not erased the month’s broader weakness. cointelegraph.com/markets/bi…

Spanish investigators say Arbistar-linked wallets recorded more than 20,000 BTC in inflows and outflows during early 2021, worth over $1.1B at the time. The newly reported tracing shows how #Bitcoin data can aid long-running fraud cases. news.bitcoin.com/market-upda…