The Information reports large firms handling sensitive corporate work — including Palantir Technologies, NVIDIA and Booz Allen Hamilton — have begun demanding new safeguards or reducing or halting use of advanced models from Anthropic and OpenAI amid rising concern those models could learn from customers' IP. Microsoft is pushing its own products to capitalize on these security fears.

French Foreign Minister Barrot said Russia's attack on trains at the Ukraine-Poland border is intended to intimidate and divide Europeans.

At the close in Hong Kong, the Hang Seng Index rose 0.45% and the Hang Seng Tech Index fell 0.06%. Turnover was HK$192.63 bln. Sector winners included pharmaceutical outsourcing, online education, film & entertainment, new consumer and autos; principal laggards were storage, optical communications, recent AI listings and chip stocks. Notable movers: Haiguang Xinzheng (01191.HK) fell more than 20%; Zhipu (02513.HK) and Jiangbolong (09976.HK) fell over 9%; Longfor Group (00960.HK) dropped over 5%. On the upside, Beijing Automotive (01958.HK) rose about 17%, Tigermed (03347.HK) up ~7%, Hansoh Pharma (03692.HK) up ~5% and Xiaomi Group (01810.HK) gained ~3%.