← Library
splApache-2.0from splunk/security_content

O365 Email Transport Rule Changed

The following analytic identifies when a user with sufficient access to Exchange Online alters the mail flow/transport rule configuration of the organization. Transport rules are a set of rules that can be used by attackers to modify or delete emails based on specific conditions, this activity could indicate an attacker hiding or exfiltrated data.

Quality
59
FP risk
Forks
0
Views
0
Rule source🔒 locked
🔒

Sign in to view the rule source

Free accounts can view the source for the top-ranked rules. Create one in seconds — no credit card required.

Sign in →