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.

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.

Changpeng Zhao has launched a prediction market platform on BNB Chain that generates yield on user deposits while positions remain open. Trust Wallet rolled out prediction trading for its 220 million users through a partnership with Myriad Markets. The development follows YZiLabs' announcement of a $1 billion ecosystem fund targeting DeFi and AI initiatives.

Arbitrum's native token rose over 11% in 24 hours as the Layer 2 network recorded 2 million active addresses, a 135% weekly increase. The token approached a key resistance level at $0.24 while total value locked climbed 7% this month to $6.53 billion. Developer activity reached a three-month high during the period.

Ethereum activated its Fusaka upgrade on December 4, 2025, at 9:49 p.m. UTC during Epoch 411392. The upgrade introduces peer data availability sampling (PeerDAS), which increases data throughput for Layer-2 networks by up to 8 times. The technology reduces transaction costs and improves processing speed by fragmenting rollup data into smaller segments.

XRP is trading near the $2.00 support level as two crypto analysts identify technical patterns signaling a potential trend reversal. Dom highlights a 3-drive formation across six weeks of price action, while Osemka maps a flat correction structure built on the 2021 high. Both frameworks point to key resistance at $2.22 and $2.50 as critical levels for bulls to reclaim.