Bitcoin miner CleanSpark signed a $6.6B AI lease before securing the $2.1B required to build itJuly 15, 2026
Market Ostium loses $18 million in oracle attack that gamed its own price-feed infrastructureJuly 15, 2026 An attacker drained approximately $18 million in USDC from Ostium’s liquidity vault on Arbitrum in an oracle manipulation exploit detected…