The Ethereum Foundation emphasizes the significance of 2025-2026 for DeFi and ETH, focusing on security and restructuring.EF's strategy includes solo staking, wETH supplied to lending protocols, and borrowing stablecoins for better yields.EF plans to enhance financial sustainability, support DeFi, fold select on-chain allocations into fiat reserve, and prioritize security.Investors' confidence in Ethereum grows following EF's restructuring and the organization's efforts towards security and privacy practices.