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Zyxel Cloud Email Security
Protect Your Email with Next Level Security


Sorry, this product is no longer available, please contact us for a replacement.


A cloud-based service designed to protect organizations from spam, malware, and phishing while ensuring uninterrupted email communications. Zyxel Cloud Email Security (CES) provides worry-free email communication for your SMB with the best threat catch rates in the industry and “SaaS simple” administration.



Industry-leading protection against “zero hour” outbreaks and known viruses, worms, and trojans sent through email. New malwares are identified immediately when it first appears.



Users have continuous, instant protection against compromises of their corporate accounts by hijacked websites, “zero-hour” phishing attacks, and fake URLs masquerading as legitimate websites.



CES anti-spam capabilities offer filtering and email categorization based on ‘fingerprint’ comparisons, enabling precise differentiation between unwanted spam and legitimate bulk emails such as newsletters.

Threat Intelligence Powers The Email Security

Being a cloud service, security will always be up to date. Zyxel CES operates a comprehensive, cloud-based security threat intelligence network that processes over 25 billion daily transactions and blocks up to 300 million threats per day on security cloud platform.

25B Security Transactions Daily

300M Blocked Threats Daily

Same Email Infrastructure with More Safety

Zyxel’s Cloud Email Security allows you to keep existing infrastructure with zero maintenance. It is easy to reduce management overhead and eliminate IT admin resources usage, all while increasing productivity and lowering operational costs.

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