• Active Directory Federation Services (ADFS) Authentication

    Active Directory Federation Services (ADFS) is a Microsoft feature installed on a Windows server. It provides users with Same and Single Sign-On (SSO) access to applications located outside of the organizational bound...
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  • Configuring an Authentication Profile

    Applying an Authentication Profile Configuring an Authentication Profile See Also... An authentication profile allows you to define the methods users in your organization can use to authenticate with our ...
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  • 2-Step Authentication Overview

    Benefits Supported Mimecast Applications Considerations See Also: Passwords only offer a single layer of protection to a user’s identity. The most complex passwords can be compromised by: Usi...
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  • Configuring a 2-Step Authentication Profile

    Prerequisites Email SMS Setting SMS Attributes 3rd Party Application Configuring a 2-Step Authentication Profile See Also: This guide describes how 2-Step Authentication, sometim...
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  • 2-Step Authentication: Forcing Registration

    This guide describes how administrators can force end users to re-register their device with Mimecast.   Applies To...  Administrators using 2-Step Authentication via a 3rd party application.   Fo...
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  • Administrator Authentication Profiles

    Enabling the Administrator Authentication Profile Editing the Administrator Authentication Profile Configuring 2-Step Authentication Adding a Phone Number Manually Adding a Phone Number via Spreadsheet I...
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  • Configuring Outbound SMTP Authentication for On-Premise Devices and Application Servers

    Considerations Configuring SMTP Authentication Configuring the Device for SMTP  Bypassing an Anti-Spoofing Policy See Also... Email can be sent and received from any device or applicatio...
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  • Enable Domain Password Authentication using AD FS

    Requirements UPN Considerations Preparing AD FS Configuring the Authentication Profile ADFS Settings Optionally Define Permitted IP Ranges Other Options Apply the Authentication Profile to ...
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  • Accessing Mimecast with 2-Step Authentication

    Email SMS Mobile Number Registered  Mobile Number Not Registered 3rd Party Application Lost / Stolen Devices See Also... If 2-Step Authentication is enabled, logging in to Mimecast re...
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  • Configuring Integrated Windows Authentication

    Prerequisites Considerations Configuring Your Exchange Creating / Amending an Authentication Profile Integrated Windows Authentication Settings Defining Permitted IP Ranges Administration Cons...
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  • Secure Authentication

    Why You Should Secure Authentication Permitted IP Ranges 2-Step Authentication This guide outlines the methods that administrators can use to secure end user authentication to Mimecast   Why You Shoul...
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  • Enabling Office 365 Domain Authentication

    Configuring the Authentication Profile Defining Permitted IP Ranges Other Options Apply the Authentication Profile to an Application Setting Next Steps Domain Password Authentication is available ...
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  • Mimecast IPs Being Blocked by Third Party DNS Providers

    This guide describes the process for dealing with third party DNS providers who block Mimecast DNS lookups against their name servers.   Background  Occasionally third party DNS providers may bloc...
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  • Revoking Application Authentication Sessions

    Applies To... Overview Revoking an Authentication Session for a Single User Revoke Authentication for All Applications and Users Viewing the Audit Detail for a Revoked Session Viewing Sessions by S...
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  • Enable Directory Connector Domain Authentication

    Domain Password Authentication is available for all Mimecast customers and is typically used when your organization wants to manage and use the same password used with the Company Directory when accessing Mimecast. &#...
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  • Enable EWS Domain Authentication

    Domain Password Authentication is available for all Mimecast customers and is typically used when your organization wants to manage and use the same password used with Active Directory when accessing Mimecast.   ...
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  • Enable Mimecast Cloud Authentication

    Cloud Password Authentication is available for all customers and is typically used when your organization wants to manage and use specific Mimecast passwords when accessing Mimecast.   The steps in this guide de...
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  • Solving non-SMTP Address Issues

    Mimecast uses the addresses in message headers to: Populate end user Mimecast mailboxes. Ensure the SMTP address end users log in with has the required access permissions.   If your ingestion data is org...
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  • Cloud Password Reset Notification

    Information for End Users  Why did I receive a Password Reset Notification?  You have received this notification because your Mimecast Cloud password has been reset.   What should I do now?  If y...
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  • [OUTDATED] Configuring Mimecast SAML Authentication Settings

    This guidance is outdated and has been superseded by the content in the Single Sign-On (SSO) space. Once your Identity Provider is configured, Mimecast SAML Authentication settings are applied to a group of users us...
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