Malware

Microsoft blocks Outlook from sending two more file types over security concerns

October 07, 2026 1 min read 1 views
cybersecurity news newsapi
  • Microsoft will block .msix and .msixbundle email attachments in New Outlook and Outlook Web
  • Change aims to reduce malware delivery through application package files sent via email

Was this article helpful?

0 found this helpful

Ready to protect your organization?

Get started with Phishlens and run your first phishing simulation today.