U.S. Senator accuses Microsoft of “gross cybersecurity negligence”

U.S. Senator Ron Wyden has sent a letter to the Federal Trade Commission requesting an investigation into Microsoft for failing to provide adequate security in its products, which allegedly led to ransomware attacks against healthcare organisations, according to DataBreaches[.]Net. The senator described Microsoft as responsible for its gross cybersecurity negligence, claiming it resulted in attacks on critical infrastructure, including U.S. health care organisations.

The piece notes the ongoing push follows well‑documented security risks in Microsoft products and highlights the 2024 Ascension Health ransomware breach, which compromised data of 5.6 million patients, according to Bleeping Computer. Read more at Bleeping Computer. The report frames the inquiry as part of a broader debate over accountability for software security in essential sectors. It does not provide further detail on specific actions the FTC might take or any responses from Microsoft. 12 September 2025.