Safe Links About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/safe-links-about.md.
Product
Microsoft Defender for Office 365
Track documentation and Message Center changes for Microsoft Defender for Office 365.
Microsoft Learn documentation ↗Latest Microsoft Defender for Office 365 changes
Tenant Allow Block List Email Spoof Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-email-spoof-configure.md.
Tenant Allow Block List About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-about.md.
Email Authentication Arc Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-arc-configure.md.
Zero Hour Auto Purge
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/zero-hour-auto-purge.md.
Address Compromised Users Quickly
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/address-compromised-users-quickly.md.
Advanced Delivery Policy Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/advanced-delivery-policy-configure.md.
Air Report False Positives Negatives
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/air-report-false-positives-negatives.md.
Alert Policies Defender Portal
Incidents and response
Updated Microsoft Defender documentation in defender-office-365/alert-policies-defender-portal.md.
Allow or block files using the Tenant Allow/Block List
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-files-configure.md.
Allow or block URLs using the Tenant Allow/Block List
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-urls-configure.md.
Anti Malware Policies Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-malware-policies-configure.md.
Anti Phishing Policies About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-phishing-policies-about.md.
Anti Phishing Policies Eop Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-phishing-policies-eop-configure.md.
Anti Phishing Policies Mdo Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-phishing-policies-mdo-configure.md.
Anti Spam Policies Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-spam-policies-configure.md.
Anti Spoofing Spoof Intelligence
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-spoofing-spoof-intelligence.md.
Assess and Tune your Filtering for Bulk Mail in Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/tune-bulk-mail-filtering-walkthrough.md.
Attack simulation training deployment considerations and FAQ
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-faq.md.
Attack Simulation Training Payload Automations
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-payload-automations.md.
Attack Simulation Training Payloads
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-payloads.md.
Attack Simulation Training Simulation Automations
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-simulation-automations.md.
Audit Log Search Defender Portal
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/audit-log-search-defender-portal.md.
Check your organization's anti-phishing policy DMARC settings
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-dmarc-configure.md.
Configuration Analyzer For Security Policies
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/configuration-analyzer-for-security-policies.md.
Configure and review priority account protection in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/priority-accounts-turn-on-priority-account-protection.md.
Configure Azure PIM for Microsoft Defender for Office 365 admin access
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/pim-in-mdo-configure.md.
Configure Junk Email Settings on Exchange Online Mailboxes
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/configure-junk-email-settings-on-exo-mailboxes.md.
Configure outbound spam policies for cloud mailboxes
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/outbound-spam-policies-configure.md.
Connection Filter Policies Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/connection-filter-policies-configure.md.
Connectors Detect Respond To Compromise
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/connectors-detect-respond-to-compromise.md.
Connectors Remove Blocked
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/connectors-remove-blocked.md.
Considerations for integrating non-Microsoft security services with Microsoft 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/mdo-integrate-security-service.md.
Create blocklists for inbound email in Microsoft 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/create-block-sender-lists-in-office-365.md.
Create Safe Sender Lists In Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/create-safe-sender-lists-in-office-365.md.
Detect and remediate illicit consent grants
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/detect-and-remediate-illicit-consent-grants.md.
Detect and remediate Outlook rules and custom forms injection attacks
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/detect-and-remediate-outlook-rules-forms-attack.md.
Email Authentication Arc Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-arc-configure.md.
Email security with Threat Explorer and Real-time detections in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/threat-explorer-email-security.md.
End-user notifications for Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-end-user-notifications.md.
Get started using Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-get-started.md.
Get Started with Defense In-Depth Configuration for Email Security
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/defense-in-depth-guide.md.
Global settings in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-settings.md.
How email authentication works in Microsoft 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-about.md.
How to use DKIM for email in your custom domain
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-dkim-configure.md.
Landing pages in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-landing-pages.md.
Login pages in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-login-pages.md.
Mdo Ices Vendor Ecosystem
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/mdo-ices-vendor-ecosystem.md.
Mdo Portal Permissions
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/mdo-portal-permissions.md.
Mdo Sec Ops Guide
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/mdo-sec-ops-guide.md.
Message Trace Defender Portal
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/message-trace-defender-portal.md.
Outbound Spam Restore Restricted Users
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/outbound-spam-restore-restricted-users.md.
Preset Security Policies
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/preset-security-policies.md.
Quarantine Admin Manage Messages Files
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/quarantine-admin-manage-messages-files.md.
Quarantine End User
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/quarantine-end-user.md.
Quarantine Policies
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/quarantine-policies.md.
Quarantine Shared Mailbox Messages
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/quarantine-shared-mailbox-messages.md.
Reduce the Attack Surface for Microsoft Teams
Vulnerabilities and exposure
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/reducing-attack-surface-in-microsoft-teams.md.
Respond to a compromised email account in Microsoft 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/responding-to-a-compromised-email-account.md.
Review and manage remediation actions in automated investigation and response (AIR) in Microsoft Defender for Office 365 Plan 2
Architecture and deployment
Updated Microsoft Defender documentation in defender-office-365/air-review-approve-pending-completed-actions.md.
Review and Remove Unnecessary Allowlist Entries with Advanced Hunting in Microsoft Defender for Office 365
Hunting and detection
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/review-allow-entries.md.
Safe Attachments For Spo Odfb Teams Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/safe-attachments-for-spo-odfb-teams-configure.md.
Safe Documents In E5 Plus Security About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/safe-documents-in-e5-plus-security-about.md.
Set up Safe Attachments policies in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/safe-attachments-policies-configure.md.
Set up Safe Links policies in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/safe-links-policies-configure.md.
Set up SPF to identify valid email sources for your Microsoft 365 domain
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/email-authentication-spf-configure.md.
Submissions Admin
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-admin.md.
Submissions Admin Review User Reported Messages
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-admin-review-user-reported-messages.md.
Submissions Outlook Report Messages
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-outlook-report-messages.md.
Submissions Teams
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-teams.md.
Submissions Users Report Message Add In Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-users-report-message-add-in-configure.md.
Submit malware, non-malware, and other suspicious files to Microsoft for analysis
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-submit-files-to-microsoft.md.
Teams message entity panel in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/teams-message-entity-panel.md.
Tenant Allow Block List About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-about.md.
Tenant Allow Block List Email Spoof Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-email-spoof-configure.md.
Tenant Allow Block List Ip Addresses Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-ip-addresses-configure.md.
Tenant Allow Block List Teams Domains Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-teams-domains-configure.md.
Threat Explorer Investigate Delivered Malicious Email
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/threat-explorer-investigate-delivered-malicious-email.md.
Threat Explorer Threat Hunting
Hunting and detection
Updated Microsoft Defender documentation in defender-office-365/threat-explorer-threat-hunting.md.
Training campaigns in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-training-campaigns.md.
Training modules for Training campaigns in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/attack-simulation-training-training-modules.md.
Trial User Guide Defender For Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/trial-user-guide-defender-for-office-365.md.
Try Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/try-microsoft-defender-for-office-365.md.
Tune anti-phishing protection
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-phishing-protection-tuning.md.
Tune Protection Settings in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/tune-microsoft-defender-for-office-365.md.
Understand detection technology within the email entity page in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/understand-detection-technology-in-email-entity.md.
Understand Overrides Within the Email Entity Page in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/understand-overrides-in-email-entity.md.
User reported settings
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-user-reported-messages-custom-mailbox.md.
User tags in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/user-tags-about.md.
Utilize Microsoft Defender For Office 365 In Sharepoint Online
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/utilize-microsoft-defender-for-office-365-in-sharepoint-online.md.
View email security reports in the Microsoft Defender portal
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/reports-email-security.md.
Zero Trust with Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/zero-trust-with-microsoft-365-defender-office-365.md.
Add Advanced Hunting community queries to Microsoft Defender and Microsoft Sentinel
Hunting and detection
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/add-advanced-hunting-community-queries.md.
Air User Automatic Feedback Response
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/air-user-automatic-feedback-response.md.
Assess the impact of security configuration changes with Explorer
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/assess-the-impact-of-security-configuration-changes-with-explorer.md.
Configure Unified Rbac Defender Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/configure-unified-rbac-defender-office-365.md.
Defender For Office 365 Whats New
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/defender-for-office-365-whats-new.md.
Defender Office 365 Unified Rbac Permissions
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/defender-office-365-unified-rbac-permissions.md.
Enable Dmarc Reporting For Microsoft Online Email Routing Address Moera And Parked Domains
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-enable-dmarc-reporting-for-microsoft-online-email-routing-address-moera-and-parked-domains.md.
Handle False Positives In Microsoft Defender For Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-handle-false-positives-in-microsoft-defender-for-office-365.md.
How to configure quarantine permissions and policies
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-configure-quarantine-permissions-with-quarantine-policies.md.
How to handle malicious emails that are delivered to recipients (false negatives) using Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-handle-false-negatives-in-microsoft-defender-for-office-365.md.
How to run attack simulations for your team
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-run-attack-simulations-for-your-team.md.
How to set up automated attacks and training in Attack simulation training
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-setup-attack-simulation-training-for-automated-attacks-and-training.md.
Mdo Portal Permissions
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/mdo-portal-permissions.md.
Optimize and correct threat policies with configuration analyzer
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/optimize-and-correct-security-policies-with-configuration-analyzer.md.
Prioritize and manage Automated Investigations and Response (AIR)
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/how-to-prioritize-and-manage-automated-investigations-and-response-air.md.
Reduce the attack surface for Microsoft Teams
Vulnerabilities and exposure
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/reducing-attack-surface-in-microsoft-teams.md.
Review and remove unnecessary allowlist entries with Advanced Hunting
Hunting and detection
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/review-allow-entries.md.
Roles and role groups in Microsoft Defender for Office 365 and Microsoft Purview
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/scc-permissions.md.
Set up steps for the Standard or Strict preset security policies in Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/ensuring-you-always-have-the-optimal-security-controls-with-preset-security-policies.md.
Steps to use manual email remediation in Threat Explorer
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/search-for-emails-and-remediate-threats.md.
Tenant Allow Block List Teams Domains Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-teams-domains-configure.md.
Understanding detection technology in the email entity page of Microsoft Defender for Office 365
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/step-by-step-guides/understand-detection-technology-in-email-entity.md.
Address compromised user accounts with automated investigation and response
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/address-compromised-users-quickly.md.
Admin review for user reported messages
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/submissions-admin-review-user-reported-messages.md.
Alert policies in the Microsoft Defender portal
Incidents and response
Updated Microsoft Defender documentation in defender-office-365/alert-policies-defender-portal.md.
Allow or block IPv6 addresses using the Tenant Allow/Block List
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/tenant-allow-block-list-ip-addresses-configure.md.
Anti Malware Policies Configure
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-malware-policies-configure.md.
Anti Phishing Policies About
Email and collaboration
Updated Microsoft Defender documentation in defender-office-365/anti-phishing-policies-about.md.