On June 13, 2025, Microsoft 365 users across Asia Pacific, Europe, the Middle East, and Africa experienced significant authentication disruptions, preventing administrators from adding multifactor authentication (MFA) sign-in methods to user accounts. This service degradation underscored the...
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authentication infrastructure
authentication methods
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cloud security
contingency planning
enterprise security
infrastructure changes
it incident response
mfa disruption
microsoft 365
microsoft incident
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microsoft service disruption
regionalserviceimpact
security vulnerabilities
service degradation
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service recovery
