• Protects email, collaboration tools, and documents against advanced threats such as phishing and business email compromise. Includes Safe Attachments, Safe Links, and anti-phishing policies — the foundational tier of advanced threat protection for Office 365, upgradable to Plan 2 for automated investigation, threat hunting, and attack simulation.

  • Microsoft's advanced threat protection for email, documents, and collaboration tools, building on Plan 1's Safe Attachments, Safe Links, and anti-phishing policies. Adds threat trackers, automated investigation and response, attack simulation training, and real-time reporting — for organisations needing proactive, automated defence against sophisticated phishing and business email compromise attacks.

  • The frontline worker–priced equivalent of Defender for Office 365 Plan 1, protecting email and collaboration tools against advanced threats such as phishing and business email compromise. Includes Safe Attachments, Safe Links, and anti-phishing policies — a cost-effective baseline of threat protection for shift-based, deskless staff.

  • The frontline worker–priced equivalent of Defender for Office 365 Plan 2, protecting email, documents, and collaboration tools against advanced threats like phishing and business email compromise. Adds threat hunting, automation, attack simulation training, and cross-domain XDR capabilities on top of the F1 tier — sized and priced for shift-based, deskless staff.