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Microsoft 365 accounts compromised at 79 organizations, no passwords needed
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Microsoft 365 accounts compromised at 79 organizations, no passwords needed


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An attacker who spent ten weeks replaying stolen Microsoft 365 sign-in sessions broke into email accounts at 79 organizations and used hidden inbox rules to keep victims from …

First seen on helpnetsecurity.com

Jump to article: www.helpnetsecurity.com/2026/10/23/microsoft-365-accounts-stolen-sessions/

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