Senator Warren Demands Commerce Department Details on Bitmain National Security Risks

TLDR: Senator Warren sent a formal letter to Commerce Secretary Lutnick seeking Bitmain-related national security documents. Federal probe “Operation Red Sunset” examined whether Bitmain rigs could spy on or sabotage the US power grid. American Bitcoin Corp., backed by Eric and Donald Trump Jr., purchased 16,000 Bitmain rigs for $314 million. Warren urged Commerce to prevent politically connected crypto firms from influencing national security decisions. Senator Elizabeth Warren has raised concerns about Bitmain Technologies, a Chinese Bitcoin mining company, amid a federal investigation into potential national security threats. She sent a formal letter to Commerce Secretary Howard Lutnick requesting documents on the matter. Warren also sought clarity on any communications between Bitmain, the Trump family, and the Commerce Department. U.S. Senator Elizabeth Warren sent a letter to the Commerce Secretary on Thursday requesting documents related to Chinese mining giant Bitmain to review potential "national security risks." She specifically requested clarification on communications between Bitmain, the Trump… pic.twitter.com/QrNxxPgC4e — Wu Blockchain (@WuBlockchain) March 28, 2026 Warren Targets Bitmain Over Federal Security Investigation The Massachusetts senator’s letter came after Bloomberg News reported a federal probe called “Operation Red Sunset.” The investigation started under the Biden administration and focused on Bitmain’s hardware. Authorities sought to determine whether the machines could be used for spying. There were also concerns about possible sabotage of the American power grid. The current status of Operation Red Sunset remains unclear to the public. National security investigations can run for years without any public legal proceedings. The Department of Homeland Security, which led the probe, did not respond to comment requests. Bitmain also declined to respond to the latest inquiries. Bitmain previously denied the allegations, calling the rep...