Senate Intelligence Committee Chair Tom Cotton, R-Ark., has called on Defense Secretary Pete Hegseth to immediately prohibit non-U.S. citizens from accessing Department of Defense (DoD) systems, citing escalating cybersecurity concerns. […]

The Cybersecurity and Infrastructure Security Agency (CISA) today ordered Federal government agencies to take mitigation steps to deal with a Microsoft Exchange Vulnerability that the agency warned about on Wednesday night, and to finish that work by 9 a.m. Eastern time on Monday, Aug. 11. […]

Sen. Jeanne Shaheen, D-N.H., is demanding answers from the Pentagon after revelations earlier this month that Microsoft used China-based engineers to work on sensitive U.S. military systems. […]

The Cybersecurity and Infrastructure Security Agency (CISA) on July 20 flagged a new warning from Microsoft on exploitation of a SharePoint vulnerability (CVE-2025-53770). […]

The Department of Defense (DoD) has launched a two-week review to investigate and eliminate the possible use of China-based engineers by vendors in any DoD systems contracts. […]

The Justice Department, along with Microsoft and international partners, has disrupted the infrastructure of a popular cybercrime tool known as “Lumma Stealer,” according to Microsoft’s Digital Crimes Unit (DCU). […]

Microsoft, after teaming up with the Defense Advanced Research Projects Agency (DARPA), last week unveiled a new chip that could fast-track the development of quantum computers and bring them into wider use within years instead of decades. […]

The General Services Administration (GSA) announced on Jan. 16 that Microsoft and GSA’s IT Vendor Management Office (ITVMO) have struck a preliminary agreement that the agency said will help streamline IT acquisition processes and bolster cybersecurity across Federal agencies.  […]

Industry experts on Wednesday discussed how they are working with the Department of Defense (DoD) and intelligence agencies to leverage zero trust to meet the information-sharing requirements of the United States Indo-Pacific Command (INDOPACOM) and its partners. […]

Private sector tech leaders warned lawmakers on Wednesday of foreign efforts to influence U.S. public opinion ahead of the 2024 election, and emphasized that various “misinformation campaigns” are increasingly being shaped by advanced artificial intelligence (AI) technology. […]

Federal government operations affected by Friday’s Microsoft outage linked to the cybersecurity giant CrowdStrike appeared to recovering their footing today, including the Social Security Administration (SSA), which reopened its offices today. […]

Microsoft President Brad Smith faced serious scrutiny from lawmakers during testimony before the House Homeland Security Committee on Thursday afternoon over the company’s cybersecurity posture that left it vulnerable to last summer’s Microsoft Exchange Online intrusion. […]

The White House has enlisted Microsoft and Google to provide free cybersecurity services to rural hospitals following recent cyberattacks targeting the nation’s healthcare system. […]

Sens. Eric Schmitt, R-Mo., and Ron Wyden, D-Ore., have “serious concerns” with the Department of Defense’s (DoD) plan to invest in Microsoft product upgrades to support zero trust goals, according to a May 29 letter. […]

The Cybersecurity and Infrastructure Security Agency (CISA) publicly issued an emergency directive today calling on Federal agencies to take immediate action to reset authentication credentials following a breach of Microsoft corporate email accounts by Russian state-sponsored cyber actor Midnight Blizzard. […]

Sen. Ron Wyden, D-Ore., unveiled draft legislation on Monday that would require the Federal government to set new cybersecurity and interoperability standards for collaboration software such as Microsoft Teams, Slack, and Zoom. […]

The Department of Homeland Security’s (DHS) Cyber Safety Review Board (CSRB) released findings late Tuesday following its independent review of the summer 2023 Microsoft Exchange Online intrusion that attributed the success of the China-based hack to “a cascade of security failures at Microsoft” and an “inadequate” security culture at the company. […]

Microsoft announced today that it is officially launching its expanded cloud logging capabilities to all Federal agencies this month after working closely with the Cybersecurity and Infrastructure Security Agency (CISA), Office of Management and Budget (OMB), and Office of the National Cyber Director (ONCD) to finalize this effort. […]

Microsoft announced this week that the company has taken down websites and other online assets used by the Storm-1152 cybercrime group, which the company said is the “number one seller and creator of fraudulent Microsoft accounts.” […]

Microsoft announced new security upgrades late last week to better protect its customers against cyber threats, including improved security protections for identity signing keys. […]

Sen. Eric Schmitt, R-Mo., is urging the Pentagon’s Cyber Command (CYBERCOM) unit to take an offensive stance against the Chinese hacking group who breached the State Department, Commerce Department, and House of Representatives emails earlier this year. […]

The Department of Defense (DoD) is providing some insight into the first task orders awarded under the DoD’s $9 billion multi-vendor cloud contract, the Joint Warfighting Cloud Capability (JWCC). […]

A recently disclosed Chinese hack of Commerce and State Department officials’ emails was found to be linked to a Microsoft engineer’s compromised corporate account, the tech giant announced in a blog post this week. […]

The Cyber Safety Review Board (CSRB) will assess the recent Microsoft Exchange Online intrusion and conduct a broader review of issues relating to cloud-based identity and authentication infrastructure, the Secretary of Homeland Security Alejandro Mayorkas announced today. […]

Sen. Ron Wyden, D-Ore., demanded that the Department of Justice (DoJ) and two civil regulators open separate probes into Microsoft’s cybersecurity practices after a high-level hack targeting the highest ranks of President Biden’s cabinet. […]

Microsoft cloud service customers will now have access to expanded cloud logging capabilities at no additional cost, thanks to a new collaborative partnership announced today between the tech company and the Cybersecurity and Infrastructure Security Agency (CISA). […]

Microsoft said late Tuesday that it took action in recent weeks to mitigate China-based cyberattacks that exposed email account information of government agencies and other organizations, along with customer accounts of people tied to those agencies and organizations. […]

Microsoft Corp. this week offered up five key points for governments to consider as they approach whether and how to regulate artificial intelligence technologies going forward. […]

U.S. Army Chief of Staff Gen. James McConville today voiced his support for the Army’s use of augmented reality (AR) headsets, saying the service branch needs to “be persistent” with them in order to transform how soldiers operate on the battlefield. […]