The website of the Chinese artificial intelligence company DeepSeek, whose chatbot became the most downloaded app in the United States, has computer code that could send some user login information to a Chinese state-owned telecommunications company that has been barred from operating in the United States,

Research reveals DeepSeek's potential ties to China, raising concerns about user data security. Analysts found obfuscated code linking the chatbot to China Mobile, prompting fears it may serve as an intelligence-gathering tool.