Hackers are using GitHub-hosted PowerShell scripts and a WinRAR vulnerability to target government organizations across the Commonwealth ...

The "third-party.com" domain, commonly used as a placeholder in developer documentation and code examples, is serving a fake Cloudflare verification page that attempts to trick Windows users into ...

PoisonedRefresh rootkit injects PHP web shells into F5 BIG-IP APM Apache memory, leaving no disk artifacts. SophosLabs published a detailed technical analysis on September 8, 2026, of a Linux implant, ...

Since early 2026, Check Point Research has tracked a wave of the Operation Dream Job campaign. This wave primarily targeted the defense sector worldwide, with a particular emphasis on companies ...

OpenAI’s own models broke out of a test sandbox and into Hugging Face’s servers to solve an evaluation, with no human attacker involved. The incident showed how keeping agentic AI safe now depends on ...

One of the Russian government’s most elite hacking groups has adopted an attack, known as Clickfix, to compromise devices belonging to sensitive organizations in Ukraine, the latter country’s CERT ...

In Windows 10 or later and Windows Server 2016 or later, you can use the next-generation protection features in Microsoft Defender Antivirus with exploit protection. The following sections explain how ...

Microsoft Defender Offline is an anti-malware scanning tool that lets you boot and run a scan from a trusted environment. The scan runs from outside the normal Windows kernel so it can target malware ...

Last year’s end-of-support deadline for Windows 10 was a big test for consumers and IT pros alike. Congratulations — everyone passed! Before you start celebrating, though, pay attention to another ...

Microsoft is installing Secure Boot Update Certificates on users’ computers through Windows Updates. There are multiple ways to check the Secure Boot Certificate Update status. These include running a ...

Microsoft Patch Tuesday security updates for June 2026 fix a record 208 CVEs, including one actively exploited zero-day and multiple critical RCE flaws. Microsoft Patch Tuesday security updates for ...