microsoft defender

When setting up a new Windows 11 PC, most users expect a high baseline of security, assuming Microsoft’s relentless evolution of the Windows Security suite keeps them safe out of the box. Yet, beneath the familiar surface, Windows 11 brings critical features not immediately apparent to even...

In July 2025, Microsoft disclosed a critical zero-day vulnerability in its on-premises SharePoint Server, identified as CVE-2025-53770. This flaw, with a CVSS score of 9.8, allows unauthenticated remote code execution, enabling attackers to gain full control over affected servers. The...

For years, organizations have wrestled with the challenge of understanding and optimizing their email security posture within enterprise environments. Email remains a top vector for both opportunistic and targeted attacks—phishing, business email compromise, and malware routinely slip through...

Microsoft’s recent move toward greater transparency in email security effectiveness offers a timely and much-needed step forward for organizations seeking to stay a step ahead of relentless and evolving cyber threats. Over the past decade, the threat landscape has shifted dramatically...

Accenture and Microsoft have recently expanded their partnership to develop advanced cybersecurity solutions powered by generative artificial intelligence (Gen AI). This collaboration aims to help organizations combat increasingly sophisticated cyber threats, streamline technology tools, and...

In the rapidly evolving landscape of cybersecurity, the 2025 Gartner® Magic Quadrant™ for Endpoint Protection Platforms (EPP) has once again recognized Microsoft as a Leader, marking the company's sixth consecutive year in this prestigious position. This consistent recognition underscores...

The evolving threat landscape for enterprises and public institutions is continually shaped by the tactics of advanced cybercriminal groups. Among them, Octo Tempest—also known as Scattered Spider, Muddled Libra, UNC3944, and 0ktapus—has emerged as one of the most adaptive and persistent...

Security professionals and Windows users alike are witnessing a rapidly evolving landscape where AI is not just a tool for good, but increasingly a formidable weapon in the hands of sophisticated threat actors. As generative AI technologies such as ChatGPT, Microsoft Copilot, and other large...

Here’s a summary of the recent Windows 11 Firewall (with Advanced Security) issue and its resolution: What happened? In Windows 11 24H2’s preview updates, some users noticed repeated error messages in the Windows Event Log, reading “Config Read Failed” and “More data is available”. These errors...

Microsoft Defender Antivirus has recently begun flagging the WinRing0 driver as a security threat, specifically identifying it as "VulnerableDriver:WinNT/Winring0." This detection is valid due to known vulnerabilities in the driver, notably documented under CVE-2020-14979. Understanding...

Microsoft Defender Antivirus has long been at the forefront of protecting Windows users from an ever-evolving landscape of cyber threats, but even well-intentioned drivers can harbor latent risks. One recent security event—flagged as VulnerableDriver:WinNT/Winring0—highlights how trusted system...

Accenture and Microsoft have embarked on a significant deepening of their strategic partnership, aimed directly at one of the most daunting challenges facing enterprises today—cybersecurity in a rapidly evolving threat landscape. Their collaborative push, detailed recently by senior Accenture...

In a year marked by historic advances and mounting challenges in cyber defense, Microsoft has once again secured its seat atop the cybersecurity landscape, being named a Leader in The Forrester Wave™: Zero Trust Platforms, Q3 2025 report. This recognition is more than an industry accolade; it’s...

In a significant move to enhance cybersecurity for businesses, Huntress has announced a collaboration with Microsoft aimed at empowering organizations to combat modern threats while maximizing their existing security investments. This partnership seeks to address the challenges many businesses...

For the estimated 300 million organizations worldwide that rely on Microsoft software to manage their operations, cybersecurity remains a daunting and ever-evolving challenge. Many businesses, especially small and midsize enterprises (SMBs), find themselves equipped with powerful security tools...

The growing sophistication of phishing attempts targeting Microsoft 365 and Outlook users underscores a significant challenge facing both individual users and IT administrators: even widely trusted productivity tools are susceptible to well-crafted scam campaigns that can bypass traditional...

Microsoft Defender for Endpoint has long stood as a central pillar in enterprise security, serving as the frontline defense against malware, phishing, and a myriad of sophisticated cyberattacks. However, even the strongest security solutions are not immune from vulnerabilities. In early 2022...

The disclosure of CVE-2022-33637, a Microsoft Defender for Endpoint Tampering Vulnerability, has reignited timely discussions among IT professionals and security enthusiasts about the integrity of endpoint security in enterprise environments. As Microsoft continues to position Microsoft Defender...

Microsoft has recently introduced significant networking enhancements to its Azure Local hyperconverged infrastructure (HCI) platform, formerly known as Azure Stack HCI. These updates aim to provide a more consistent and secure networking experience across both cloud and edge environments...

Microsoft is once again raising the bar in enterprise email security with the rollout of Mail Bombing Detection in Microsoft Defender for Office 365, a move set to strengthen defenses against one of the most disruptive cyberattack trends affecting organizations worldwide—email bombing. As attack...