Microsoft has announced the removal of Defender Application Guard (DAG) from Microsoft Office applications. This security feature, designed to isolate untrusted documents and protect users from malicious content, will no longer be available in Office. The decision comes as Microsoft shifts its security strategy and focuses on other advanced protection technologies. Defender Application Guard was initially introduced to enhance security by running Office files in a virtualized container, preventing potential threats from affecting the host system. However, Microsoft now plans to integrate more robust and seamless security measures directly into Office and Windows environments. This change reflects the evolving landscape of cybersecurity threats and the need for adaptive defense mechanisms. Organizations relying on DAG should prepare for this transition by exploring alternative security solutions and updating their policies accordingly. The removal is expected to streamline Office's security architecture and improve user experience without compromising protection. Microsoft continues to invest in cloud-based and AI-driven security tools to safeguard users against emerging cyber threats. This strategic move underscores the importance of continuous innovation in cybersecurity to address sophisticated attack vectors and maintain enterprise resilience.
This Cyber News was published on www.bleepingcomputer.com. Publication date: Tue, 04 Nov 2025 19:05:25 +0000