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Microsoft will disable basic authentication protocols in one month (October 1st). I’ve implemented a tool to find all legacy clients and help migrating them to modern authentication. Receive daily reports about which new devices connect through basic auth
Microsoft Basic authentication fixerFind all basic authentication users on Microsoft 365 and fix
Luís Azevedoleft a comment
To increase security Microsoft is finally disabling Basic Authentication protocols, where forcing MFA (multi-factor-authentication) is not possible. Unless tenant admins migrate all legacy clients to Modern Authentication (OAuth) they'll stop connecting to the servers (receiving emails, calendar won't receive events, etc). To make life easier I implemented a tool which shows all devices with...
Microsoft Basic authentication fixerFind all basic authentication users on Microsoft 365 and fix