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...
authentication failures
authentication infrastructure
authentication methods
authentication outage
cloudauthenticationchallengescloud security
contingency planning
enterprise security
infrastructure changes
it incident response
mfa disruption
microsoft 365
microsoft incident
microsoft mfa
microsoft service disruption
regional service impact
security vulnerabilities
service degradation
service outage
service recovery
