Threat Brief: Mitigating Large-Scale Credential Attacks (Updated August 18)
Unit 42 reports actor TheHatman claims large-scale theft of Microsoft Entra credentials and provides mitigation guidance for credential attacks.
Palo Alto Networks Unit 42 published an updated threat brief on mitigating large-scale credential attacks. In August 2026, the actor TheHatman claimed to have stolen a large volume of credentials from organizations' Microsoft Entra tenants. The brief outlines defensive guidance for organizations facing large-scale credential attacks. The theft claims originate from the actor and the post focuses on mitigation steps.
- TheHatman claims mass credential theft from Entra tenants
- Unit 42 updated the brief on August 18
- Guidance focuses on mitigating large-scale credential attacks
- Claims are actor-sourced, not independently confirmed
- Vendors
- MicrosoftPalo Alto Networks
- Products
- Microsoft Entra
- Threat actors
- TheHatman
- Organizations
- Unit 42
From the original article
In August 2026, the actor TheHatman claimed to have stolen large volume of credentials from organizations' Microsoft Entra tenants. We provide guidance on mitigating large-scale credential attacks. The post Threat Brief: Mitigating Large-Scale Credential Attacks (Updated August 18) appeared first on Unit 42.
By Unit 42 · unit42.paloaltonetworks.com
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