P1 — multiple Microsoft products use this code

heads up — this term is ambiguous

"P1" is a Microsoft plan-tier code used by several products. Pick the one you meant:

pick one →

• $ entra-p1 Microsoft Entra ID P1 // identity · SSO · Conditional Access · most common P1
• $ mde Defender for Endpoint Plan 1 // endpoint security — preventative controls (E3, Business Premium)
• $ mdo Defender for Office 365 Plan 1 // email security — Safe Links, Safe Attachments, anti-phishing