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Widespread Token-Spraying Attacks Target Microsoft 365 Accounts For Email Compromise

·Source: Infosecurity Magazine

Updated:

Executive Summary

Security researchers identified attempts to access corporate networks which have been linked to a major Microsoft 365-targeted BEC campaign using phishing, stolen session tokens and social engineering

Analysis

Security researchers identified attempts to access corporate networks which have been linked to a major Microsoft 365-targeted BEC campaign using phishing, stolen session tokens and social engineering
Source Attribution

Originally published by Infosecurity Magazine on Oct 23, 2026.

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