Diamond Member ThaHaka 0 Posted November 28, 2025 Diamond Member Share Posted November 28, 2025 This is the hidden content, please Sign In or Sign Up Cybersecurity researchers have shed light on a cross-tenant blind spot that allows attackers to bypass This is the hidden content, please Sign In or Sign Up Defender for Office 365 protections via the guest access feature in Teams. "When users operate as guests in another tenant, their protections are determined entirely by that hosting environment, not by their home organization," Ontinue security researcher Rhys Downing said in a report This is the hidden content, please Sign In or Sign Up 0 Quote Link to comment https://hopzone.eu/forums/topic/290555-h4ckn3wsms-teams-guest-access-can-remove-defender-protection-when-users-join-external-tenants/ Share on other sites More sharing options...
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