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Cisco Email Security

Protecting inbound messages and sensitive outbound data.

The latest features

Features and benefits

Combat the most advanced malware

Combat the most advanced malware

Defend your business against ransomware, phishing, and other sophisticated attacks with Cisco Advanced Malware Protection.

Move to the cloud with confidence

Move to the cloud with confidence

Reduce your onsite data center footprint, maintain advanced threat protection, and protect against rapidly changing email threats. Watch video (2:39 min).

Talos threat intelligence

Get exceptional threat intelligence

Cisco's Talos, the largest threat intelligence team in the world, dynamically updates Cisco Email Security solutions every 3 to 5 minutes.

Reduce exposure against email threats

Reduce exposure against the latest threats

Protect your business from inbound threats, and control and encrypt sensitive outbound email. Read brochure

Achieve agility and optimize your resources

Achieve agility and optimize your resources

Reduce investigation and response times with real-time information, and keep consistent policies on premises and in the cloud. Watch 5-minute demo

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Enhancing security for Office 365 cloud email

Gain a robust layer of defense against ransomware, business email compromise, phishing, and more. See why Cisco Email Security and Office 365 are better together.

Your Help Center for Office 365

Migrating to the cloud gives you more flexibility, but it comes with security drawbacks. Use the resources below to learn the key features that your cloud email security approach should include.  

Vulnerability snapshot

Vulnerability snapshot

View our infographic and see why O365 customers choose Cisco Email Security for an additional layer of security. (PDF)

Buyer’s guide

Buyer’s guide

Cut through the marketing mumbo-jumbo. Learn the 5 product features you actually need. (PDF)

Expert advice

Expert advice

Find out how you can better protect against ransomware, business email compromise, phishing, and more. (PDF)

No one’s better at blocking spam

No one’s better at blocking spam

Opus One conducts a yearlong test and finds Cisco Email Security the leader in spam efficacy. (PDF)

See test results

How to deploy

Gain flexibility and feature parity in the cloud, on premises, or both. Change the number of cloud versus on-premises users at any time. Talk with a Cisco salesperson or partner to choose what works best for you.

Choose from 4 deployment options

Cloud

Lower costs with co-management and no onsite infrastructure. Subscriptions start at 100 users. (PDF)

Hybrid

Migrate to the cloud in phases with a cloud and on-premises deployment. (PDF)

Virtual

A software version runs on a VMware ESXi hypervisor and Cisco UCS servers. (PDF)

On-premises

Our Email Security Appliance comes in multiple versions to fit different-size organizations.

Featured promotions

Block advanced email threats

Block advanced email threats

Get an overview of Cisco Email Security.

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Get a free 45-day trial

Take our solution for a test-drive with this exclusive offer.

Add-on software

Advanced Malware Protection

Advanced Malware Protection

Stop ransomware and malware. AMP for Email Security adds advanced threat capabilities and outbound protection.

Data loss prevention

Data loss prevention

Protect outbound email. Keep intellectual property, financial information, and other confidential and sensitive files safer.

Cisco Registered Envelope Service

Cisco Registered Envelope Service

Keep your email highly secure and confidential. Encrypt outgoing messages with cloud-based key storage encryption.

Case studies

CoxHealth protects against latest email threats

CoxHealth

Cisco Cloud Email Security protects a large healthcare network against ransomware and other email threats. (3:41 min)

SUNY Old Westbury

SUNY Old Westbury

SUNY Old Westbury enhances Office 365 Security with Cisco's Cloud Email Security and Advanced Malware Protection. (PDF)

News and events

2016 Secure Email Gateway Market Quadrant

Cisco solution is top player

The Radicati Secure Email Gateway Market Quadrant 2016 says so.

Cisco Leader for email security

Cisco named a leader

IDC’s 2016 vendor assessment puts Cisco in the Leaders section for email security.

Cisco 2017 Midyear Cybersecurity Report

Midyear Cybersecurity Report

Understand how adversaries quickly pivot, innovate, and are now shifting to the IoT.

Support

Cisco Cloud Email Security

Cisco Email Security Appliance

For partners

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