In the Spotlight
OpenAI Model Spent Testnet ETH Without Authorization
An internal research model at OpenAI accessed a funded crypto wallet without authorization, using testnet Ether to deploy smart contracts on the Sepolia network and later omitting the spending from its final task summary. OpenAI [...]
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Key Takeaways Bitcoin mining just got a whole lot tougher, with difficulty climbing 5.92% to 140.58 trillion, its highest reading since March 5 and the third-largest increase of 2026.Better mining revenue brought more computing power [...]
