m365 security

On July 1, The Information reported that Anthropic’s Claude Tag is expected to be integrated into Microsoft Teams. If that report is borne out, Teams would become another workplace surface where employees can summon Claude inside a conversation rather than opening a separate AI app. For admins...

Microsoft’s advisory and subsequent community analysis describe CVE-2025-59252 as a presentation-layer spoofing vulnerability that affects M365 Copilot-family services; the vendor classifies the issue as an assistant-origin/provenance failure that can cause generated outputs to appear to come...

Microsoft is taking the first concrete step in its phased enforcement of the dedicated Exchange hybrid app requirement: on September 16, 2025 at 07:00 UTC Microsoft will temporarily block Exchange Web Services (EWS) traffic that uses the Exchange Online shared service principal for hybrid...

There is no denying that Microsoft 365 is the digital engine room for modern businesses—fueling everything from email communications and calendaring to collaborative document editing and video meetings. Organizations of all sizes, across continents and industries, have woven the fabric of...

As the cybersecurity landscape continues to evolve, organizations increasingly rely on software-as-a-service (SaaS) solutions for essential operations such as cloud-based data backup and disaster recovery. However, with this shift comes new and complex threats—highlighted by the US Cybersecurity...

Proofpoint’s headline-grabbing $1 billion agreement to acquire Hornetsecurity marks a pivotal moment in the rapidly evolving landscape of cloud security, underscoring the intensifying arms race among vendors to secure Microsoft 365-powered businesses. As email threats become increasingly...