--- title: Prevent Ransomware Blog | AppGuard (41) description: AppGuard | Articles and information on cyber security, threats, prevention, and trends. (41) --- [Skip to content](https://prevent-ransomware.com/blog/tag/appguard/page/41#main-content) [![AG\_Logo\_Color-1](https://prevent-ransomware.com/hs-fs/hubfs/AG_Logo_Color-1.png?width=100&height=93&name=AG_Logo_Color-1.png "AG_Logo_Color-1")](https://prevent-ransomware.com) - [Blog](https://prevent-ransomware.com/blog) - [Get Started](https://prevent-ransomware.com/getting-started) Search [![CHIPS Cyber Defense Solutions, LLC](https://prevent-ransomware.com/hubfs/chips_blue_logo_higher_res-20210817212617.png) Cyber Defense Solutions, LLC](https://prevent-ransomware.com) ☰ [About](https://prevent-ransomware.com/about) [Solutions](https://prevent-ransomware.com/solutions) [Industries](https://prevent-ransomware.com/industries) [Resources](https://prevent-ransomware.com/resources) [Partner With Us](https://prevent-ransomware.com/meetings/tony-chiappetta/30-minute-initial-meeting) [About](https://prevent-ransomware.com/about) [Solutions](https://prevent-ransomware.com/solutions) [Industries](https://prevent-ransomware.com/industries) [Resources](https://prevent-ransomware.com/resources) [Partner With Us](https://prevent-ransomware.com/meetings/tony-chiappetta/30-minute-initial-meeting) [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 16, 2025, 4:00:00 AM ##### [Chinese Hackers Exploit React2Shell Vulnerability Threatening Business](https://prevent-ransomware.com/blog/chinese-hackers-exploit-react2shell-vulnerability-threatening-business) In early December 2025 the cybersecurity world was rocked by the rapid weaponization of a newly disclosed software vulnerability. [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 15, 2025, 9:29:59 AM ##### [Windows LNK Zero-Day Shows Why Detection Alone Fails](https://prevent-ransomware.com/blog/windows-lnk-zero-day-shows-why-detection-alone-fails) In early December 2025, Microsoft quietly “mitigated” a high-severity Windows vulnerability that has been actively exploited in the wild by state-backed and criminal threat actors for years. [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 15, 2025, 4:00:00 AM ##### [DragonForce Ransomware Highlights Need for Isolation and Containment](https://prevent-ransomware.com/blog/dragonforce-ransomware-highlights-need-for-isolation-and-containment) Ransomware remains one of the most severe risks facing organizations today. The recent deep dive into *DragonForce ransomware and its connection with the Scattered Spider threat actor* shows how... [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 14, 2025, 4:00:00 AM ##### [One Billion PCs Still on Unsupported Windows 10 Puts Business at Risk](https://prevent-ransomware.com/blog/one-billion-pcs-still-on-unsupported-windows-10-puts-business-at-risk) The cybersecurity world is facing a new kind of silent threat—one that could already be impacting your business without your knowing it. According to a recent *Cybernews* report, **one billion personal...** [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 14, 2025, 4:00:00 AM ##### [Tomiris Havoc Highlights Need to Move Beyond Detect and Respond](https://prevent-ransomware.com/blog/tomiris-havoc-highlights-need-to-move-beyond-detect-and-respond) Cybersecurity teams around the world are watching the Tomiris threat actor evolve in troubling ways. According to a recent *Dark Reading* article, Tomiris has unleashed a new wave of attacks that... [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 13, 2025, 4:00:00 AM ##### [Cybercrime as a Service: How Criminals Rent Access and Tools](https://prevent-ransomware.com/blog/cybercrime-as-a-service-how-criminals-rent-access-and-tools) The cybercrime economy is changing fast. No longer do attackers need deep technical skills, expensive infrastructure, or months of development time to launch sophisticated attacks. According to **...** [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 13, 2025, 4:00:00 AM ##### [Teams Guest Access Bug Creates Major Defender Blind Spot](https://prevent-ransomware.com/blog/microsoft-teams-guest-access-risk-exposes-blind-spot-in-defender-protection) Collaboration tools like Microsoft Teams have become indispensable in today’s hybrid work environments. But a newly highlighted security issue shows that convenience may come with hidden risks that... [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 12, 2025, 4:00:00 AM ##### [AI-Fueled Malware Is Here What It Means for Your Business Security](https://prevent-ransomware.com/blog/ai-fueled-malware-is-here-what-it-means-for-your-business-security) In the rapidly evolving cybersecurity landscape, threat actors are no longer limited to traditional coding techniques. According to a recent *Dark Reading* analysis of research from Google’s Threat... [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 12, 2025, 4:00:00 AM ##### [CodeRED Attack Shows Businesses Need Isolation and Containment](https://prevent-ransomware.com/blog/codered-attack-shows-businesses-need-isolation-and-containment) On November 2025, the cyberattack on OnSolve CodeRED sent shockwaves across the US — and should also serve as a warning for businesses worldwide. According to reporting by BleepingComputer, the... [AppGuard](https://prevent-ransomware.com/blog/tag/appguard), [0-day](https://prevent-ransomware.com/blog/tag/0-day), [Ransomware](https://prevent-ransomware.com/blog/tag/ransomware) Dec 11, 2025, 4:00:00 AM ##### [Why the Qilin Ransomware Attack Demands Isolation and Containment](https://prevent-ransomware.com/blog/why-the-qilin-ransomware-attack-demands-isolation-and-containment-1) In late 2025, a massive cyberattack known as [**Korean Leaks** sent shockwaves through South Korea’s financial sector.](https://thehackernews.com/2025/11/qilin-ransomware-turns-south-korean-msp.html) A single managed service provider (MSP) breach escalated into a multi victim... 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