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highExchangeBasic Authenticationdeprecationlearn_exchange · Mar 20, 2026
Office versions and connectivity to Microsoft 365 services - Microsoft 365 Apps
Basic authentication for Exchange Online was permanently disabled in early January 2023, requiring users to migrate to modern authentication methods. This change enhances security by reducing vulnerability to credential theft attacks.
“For example, connecting to Exchange Online, SharePoint Onlin... Basic authentication deprecation in Exchange Online In early January 2023, Basic authentication for multiple protocols for Exchange Online was permanently turned off. For more information, see the following blog posts: Basic Authentication Deprecation in…”
View original article →Compliance
GDPRHIPAASOCISONIST
Identity
authenticationauthorization
Security
threat_protectionvulnerability_managementidentity_security
Audience
admindevelopersecurity_engineer
Environment
cloudhybrid
Ontology Topics
AZ-104SC-300AZ-500
Classification confidence: 95%
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