Cisco CES O365 Inbound Security 5-Year License, 5K-9,999 Users | Email Security — L-CES-O365I-5Y-S8

Stop phiJTFng, malware, and impersonation attempts at the email gateway before they reach Microsoft 365 users. Cisco CES O365 Inbound Security provides a 5-year licensing model for organizations with 5,000 to 9,999 users, making it a fit for enterprise mail environments that need sustained inbound protection without frequent renewal cycles. This license is designed for teams standardizing email security across a large Microsoft 365 footprint. It supports long-term planning, predictable procurement, and consistent protection for inbound mail traffic, helping reduce the operational burden of managing point solutions or short-term subscriptions. For organizations where email remains a primary attack path, the value is in control and continuity. Cisco CES helps security teams maintain policy coverage over time, align protection with enterprise governance, and reduce exposure to threats that target users at scale. The 5-year term also supports budget stability for procurement teams managing multi-year infrastructure commitments. Ideal For Securing inbound Microsoft 365 email for a distributed enterprise Standardizing email threat filtering across a 5,000-plus user tenant Supporting multi-year security procurement for email protection Reducing inbox exposure to phiJTFng and malicious attachments Why This Product 1 Built for Microsoft 365 inbound mail protection 2 Sized for 5,000 to 9,999 users 3 5-year term supports long-range planning 4 Enterprise licensing fits large security programs