Christian Schindler

Reported Context (2)

Ran reproductions that helped establish that Microsoft 365 Groups alone were not the cause and that the gateway configuration mattered. Microsoft 365 May Override DMARC Reject Policies Behind Third-Party Gateways
Ran reproductions that helped establish that Microsoft 365 Groups alone were not the cause of the DMARC bypass. Microsoft 365 Can Override DMARC p=reject for Mail Relayed Through Trusted Gateways

People (6)

MITRE ATT&CK (2)

Vendors (4)

Products (3)

Tools (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.