Microsoft.Outlook

Description

This indicates an attempt to access Microsoft Outlook.
Microsoft Outlook is an email application service by Microsoft. Most commonly used as an email app, it also includes a calendar, task manager, contact manager, allows for note taking, and journal. It can also be integrated with Microsoft Exchange Server and SharePoint Server for business users.

Affected Products

Microsoft Outlook

Impact

Network resource consumption

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

• Reasonable
• Cloud

Application Dependencies

• Microsoft.365.Portal
• Microsoft.Portal
• Microsoft.Authentication
• Microsoft_Login
• Microsoft.365_Login.Home
• Microsoft.365_Login.Business

Default Ports

• TCP/25
• TCP/80
• TCP/110
• TCP/143
• TCP/443
• TCP/465
• TCP/587
• TCP/993
• TCP/995
• UDP/443