Connecticut's Department of Consumer Protection issued cease-and-desist orders on Tuesday targeting Kalshi, Robinhood, and Crypto.com for offering event contracts without state licenses. Regulators classified these offerings as illegal sports wagering, citing violations of state gaming laws and consumer protection standards. The platforms must immediately stop advertising to Connecticut residents and allow users to withdraw funds.

BitMine purchased $150 million worth of Ethereum on Wednesday, acquiring 48,623 ETH through multiple exchanges, data show. Collective purchases by Ethereum digital asset treasuries fell to 370,000 ETH in November, marking an 81% decline from the 1.97 million ETH bought in August. The company's treasury now holds over 3% of Ethereum's total circulating supply.

The Bitcoin Futures Market Power Index has reached 56.9, positioning above the critical 50 threshold and triggering a bull signal, data show. The index sits within the neutral zone of 40-60, with no extreme conditions present. The current level indicates derivatives market support for upward momentum, though the narrow margin above 50 suggests vulnerability to shifts in market pressure.

Strategy, the world's largest corporate Bitcoin holder, is lobbying MSCI to prevent exclusion from major indices ahead of a January 15 decision. MSCI is reviewing whether companies primarily focused on cryptocurrency acquisition should be treated as ineligible investment funds. JPMorgan estimates that exclusion could trigger between $2.8 billion and $8.8 billion in forced outflows from passive funds tracking MSCI indices.

Ledger disclosed a permanent hardware vulnerability in the MediaTek Dimensity 7300 chip that powers the Solana Seeker smartphone. The flaw allows attackers with physical access to gain full device control and extract private keys. No software patch can resolve the issue, as the weakness is embedded in the chip's silicon.

Ethereum reached $3,230 on December 5, 2025, its highest level in three weeks, driven by accumulation from wallets holding 1,000 to 10,000 ETH. Data show the rally coincided with the successful Fusaka upgrade deployment on December 4, which enhanced layer-1 performance and expanded blob capacity. The network recorded 190,000 new wallet addresses in a single day.

Ethereum's price rose above $3,200 on Tuesday, propelled by accumulation from shark wallets holding 1,000 to 10,000 ETH. The network recorded 190,000 new wallet addresses in a single day, reflecting strong demand. The rally coincided with the mainnet launch of the Fusaka upgrade, Ethereum's latest hard fork aimed at scaling data availability for Layer 2 rollups.

Charles Schwab plans to introduce spot Bitcoin and Ethereum trading during the first half of 2026. CEO Rick Wurster announced the phased rollout at the Reuters Next conference, stating employees will test the platform first, followed by select clients before broader availability. The initiative responds to substantial client demand for digital asset access.