Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026. [...]

Microsoft is investigating an outage that blocks some administrators with business or enterprise subscriptions from accessing the Microsoft 365 admin center. [...]

Microsoft wants to introduce smartphone-style app permission prompts in Windows 11 to request user consent before apps can access sensitive resources such as files, cameras, and microphones. [...]

A dual Chinese and St. Kitts and Nevis national was sentenced to 20 years in prison in absentia for his role in an international cryptocurrency investment scheme (also known as pig butchering or romance baiting) that defrauded victims of more than $73 million. [...]

BeyondTrust warned customers to patch a critical security flaw in its Remote Support (RS) and Privileged Remote Access (PRA) software that could allow unauthenticated attackers to execute arbitrary code remotely. [...]

Two Connecticut men face federal charges for allegedly defrauding FanDuel and other online gambling sites of $3 million over several years using the stolen identities of approximately 3,000 victims. [...]

Microsoft is investigating an ongoing Exchange Online issue that mistakenly flags legitimate emails as phishing and quarantines them. [...]

The European Commission is investigating a breach after finding evidence that its mobile device management platform was hacked. [...]

The European Commission said today that TikTok is facing a fine because its addictive features, including infinite scroll, autoplay, push notifications, and personalized recommendation systems, are breaching the EU's Digital Services Act (DSA). [...]

An Illinois man pleaded guilty to hacking nearly 600 women's Snapchat accounts to steal nude photos that he kept, sold, or traded online, including accounts he compromised at the request of a former university track coach who was later convicted of sextortion. [...]

Photo-sharing platform Flickr is notifying users of a potential data breach after a vulnerability at a third-party email service provider exposed their real names, email addresses, IP addresses, and account activity. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued a new binding operational directive requiring federal agencies to identify and remove network edge devices that no longer receive security updates from manufacturers. [...]

Microsoft announced today that the Exchange Web Services (EWS) API for Exchange Online will be shut down in April 2027, after nearly 20 years. [...]

Conpet, Romania's national oil pipeline operator, has disclosed that a cyberattack disrupted its business systems and took down the company's website on Tuesday. [...]

Newsletter platform Substack is notifying users of a data breach after attackers stole their email addresses and phone numbers in October 2025. [...]

Hackers stole email addresses and other personal information from 1.4 million accounts after breaching the systems of automated investment platform Betterment in January. [...]

CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was used in zero-day attacks since at least February 2024. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) ordered government agencies to patch their systems against a five-year-old GitLab vulnerability that is actively being exploited in attacks. [...]

Microsoft has started rolling out built-in Sysmon functionality to some Windows 11 systems enrolled in the Windows Insider program. [...]