Cyber Defense
The latest Cyber Defense coverage — news, analysis, and updates from the WindowsNews.AI desk.
Understanding and Mitigating the Critical SharePoint Zero-Day CVE-2025-53770 Vulnerability
In the unfolding landscape of enterprise cybersecurity, the emergence of the SharePoint zero-day vulnerability, identified as CVE-2025-53770, marks a high-stakes moment for organizations reliant on...
Critical Microsoft SharePoint Zero-Day Vulnerabilities: Risks, Exploits, and Essential Mitigation Strategies
In recent months, Microsoft SharePoint has been thrust into the cybersecurity spotlight following the urgent disclosure of multiple critical zero-day vulnerabilities, most notably those involving...
Microsoft SharePoint Zero-Day Exploit Exposes Critical Enterprise Security Risks
On July 21, 2025, the cybersecurity landscape for enterprise users of Microsoft SharePoint was fundamentally shaken by an urgent alert from Microsoft, identifying an actively exploited zero-day...
Critical Microsoft SharePoint Vulnerability CVE-2025-53770: Risks and Mitigation Strategies
Microsoft SharePoint, a collaboration and document management platform relied on by organizations of all sizes, has once again found itself in the crosshairs of advanced cyber adversaries. The...
Critical SharePoint RCE Vulnerability CVE-2025-53770 (“ToolShell”) Added to CISA’s KEV Catalog: Urgent Action Required
In the turbulent landscape of cybersecurity, few developments cause as much immediate concern across public and private sectors as the discovery of a critical remote code execution (RCE)...
Critical Microsoft SharePoint Vulnerability CVE-2025-53770: Risks, Mitigation, and Enterprise Response
A wave of concern has rippled through the enterprise IT sector following Microsoft’s urgent disclosure of CVE-2025-53770: a critical Remote Code Execution (RCE) vulnerability in Microsoft...
PoisonSeed: The Next-Generation Phishing Toolkit Threatening FIDO2 Passwordless Authentication
A new chapter in enterprise cybersecurity has begun with the recent discovery of the PoisonSeed phishing toolkit—a weaponized kit aimed directly at undermining the foundations of FIDO2, the widely...
Unveiling the Authentic Antics Malware Campaign: APT28’s Targeting of Microsoft 365 and Outlook
The emergence of the “Authentic Antics” malware campaign has placed new urgency on global conversations about cybersecurity, advanced persistent threats (APTs), and the evolving landscape of...
Critical CVE-2025-25257 Vulnerability in Fortinet FortiWeb Added to CISA KEV Catalog: Immediate Patch Urged
The ever-evolving landscape of cybersecurity presents a relentless challenge to organizations around the globe. The latest wake-up call comes from the addition of CVE-2025-25257—a critical...
Punahou School’s CELT Cyber Team Shines with 5th Place Finish at CyberPatriot XVII National Finals
This spring, the campus of Punahou School in Honolulu, Hawaii, didn't just buzz with the anticipation typical of the season—it thrummed with the energy of a mission: the school’s Cyber Education...
CISA Issues Critical Advisories on ICS Vulnerabilities Affecting Leviton, Panoramic, and Johnson Controls
The Cybersecurity and Infrastructure Security Agency (CISA) has sounded an urgent alarm throughout the industrial technology sector, issuing not just one, but three critical advisories relating to...
Leviton Energy Hub RCE Bug (CVE-2025-6185) Threatens Building Automation Systems
In the rapidly developing world of industrial automation and smart energy management, security is no longer a secondary concern—it is a central pillar of operational reliability. Recent revelations...