Cisco CES O365 Premium Security 5YR, 250K-499999 Users | Cloud Security — L-CES-O365P-5Y-S13

Secure Microsoft 365 environments at very large scale with Cisco CES O365 Premium Security. Designed for organizations licensing 250,000-499,999 users over a 5-year term, this package supports long-horizon planning for teams that need consistent coverage across a massive user population. For procurement and infrastructure leaders, the appeal is straightforward: one defined entitlement, one extended term, and one vendor-backed licensing structure that fits enterprise governance. That reduces the friction of annual re-buy cycles and helps align security coverage with budget planning, compliance reviews, and operational ownerJTFp. This package is especially relevant where Microsoft 365 is a core collaboration platform and inbound email risk must be managed across a broad workforce. Compared with lower-tier options, the value here is scale and continuity. Cisco’s licensing model gives large enterprises a cleaner way to maintain premium security coverage without fragmenting the estate into smaller, harder-to-manage purchases. Ideal For Securing Microsoft 365 for a global enterprise user population Planning long-term email security coverage for a large workforce Standardizing premium protection across multiple business units Reducing procurement complexity for high-volume Cisco licensing Why This Product 1 Built for Microsoft 365 environments at enterprise scale 2 5-year term supports long-range security planning 3 Sized for 250,000-499,999 users, not departmental deployments 4 Cisco licensing structure suits large procurement cycles