Outlook mobile is Microsoft's recommended option for a mobile email client. Many still use Exchange ActiveSync (EAS) based clients, like the native iOS app.
How to renew an expiring Apple MDM push certificate for Microsoft Intune.
Does enrolling a device in mobile device management with Microsoft Intune give the company access to personal data on the device?
EAS Troubleshooter helps you diagnose Exchange ActiveSync device problems by collecting information about a mailbox’s configuration and device associations.
An overview of the solutions available from Microsoft for mobile device and mobile application management in Office 365.
Exchange Server and Exchange Online mobile device mailbox policies allow automatic remote wipe of devices after failed sign-in attempts.
A recipient not found exception warning may appear when issuing a remote wipe for a mobile device in the Exchange Admin Center.
How to create and manage Office 365 Mobile Device Management policies and organization-wide settings.
How to activate Office 365 Mobile Device Management, configure DNS, and install the Apple Push Notification Service certificate.