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Hidden Text in PDFs Is Hijacking This AI Assistant

Remember when black-hat SEOs stuffed web pages with white-on-white keywords—invisible to readers, readable to Google—to game the search rankings? Hackers are doing the same thing with AI models now. The attacker hides i…

AI

Tom Lee's Bitmine Buys $14M in Ethereum as Cash Falls to $104M

Ethereum treasury company Bitmine Immersion Technologies said Monday it bought 7,391 ETH over the past week, worth about $14 million, taking its holdings to 5,805,238 ETH as of Friday evening. The company bought 10,399 …

AI

MARA Sold 23,093 BTC for $1.63B in First Half of 2026

MARA, the world’s largest publicly traded Bitcoin miner, sold about 23,093 BTC for $1.63 billion during the first half of 2026, at an average price of roughly $70,631 per Bitcoin. The company said it used the proceeds f…

AI

Solana lending giant Jupiter now lets the same dollar earn twice

Solana decentralized-lending giant Jupiter rolls out its new Lend version 2 (v2) product on Monday, allowing deposits and borrowed positions to simultaneously act as trading liquidity so the same dollar earns interest a…

AI

Grayscale quietly drops Cardano, Polkadot and Hedera ETF plans

Crypto asset manager Grayscale Investments has dropped plans for exchange-traded funds tied to Cardano’s ADA, Polkadot’s DOT and Hedera’s HBAR, withdrawing three registration statements from the U.S. Securities and Exch…