Email is still the top entry point for ransomware, BEC, and credential theft. Architects choosing between Exchange Online Protection, Defender for Office 365 Plan 1, and Plan 2 have to answer one question: which tier, at what licensing cost, gets the organization to a defensible posture. This article covers what each tier does, the cost-of-breach math, and the 5 questions that decide Plan 1 versus Plan 2.

Zero Trust isn’t a product—it’s a decision framework. This post explains how Microsoft 365 enforces consistent access decisions across identity, endpoints, apps, data, and unified security operations to reduce cost, risk, and improve compliance defensibility.