Laptop depicting dashboard UI for secure email software

Cisco Secure Email Threat Defense

Advanced protection to safeguard your inboxes

Email is still the No. 1 threat vector. Expand the scope of your defenses to detect dangerous threats and rapidly respond to and remediate new threats in real time.

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Comprehensive defense for the most damaging threats

Expansive email security protects your employees and organization, while empowering your security response.

Harness advanced threat analysis

Identify the malicious techniques used in attacks targeting your organization. Understand the specific business risks and categorize threats to gain insight into the parts of your organization that are most vulnerable to attack.

Expedite your response with robust, actionable threat data

Powerful search capabilities provide quick access to message details that empower more informed responses. Remediating threats directly in Threat Response streamlines processes and saves valuable time.

Optimize your defenses

Threats come from numerous sources: phishing, business email compromise, malware, and ransomware. Defend against all of them with industry-leading threat intelligence that empowers you to act quickly.

Remediate faster

Rapid message remediation in Cisco XDR empowers your team to act quickly and easily to ensure maximum threat protection.

Screenshot of Secure Email Threat Defense UI

See advanced threat features of Email Threat Defense

Here’s a look at the specific data Secure Email Threat Defense provides about the intent and risk an email-based threat poses to an organization.

Better together

SecureX threat detection and remediation

Cisco Vulnerability Management (formerly Kenna Security)

Risk-based prioritization that predicts exploits, drives down risk, and optimizes resources.

Advanced security for cloud email

Cisco XDR

Detect the most sophisticated threats sooner across all vectors and prioritize by impact for faster responses.

Awareness training for safer, smarter choices

Cisco Secure Endpoint

Stop threats—before they cause compromise—with powerful detection and response capabilities.

Licensing made easy


Pricing for Secure Email Threat Defense is on a per-user basis, which means it applies to a single-knowledge worker.


All subscriptions have flexible options,​ including 1-, 3-, and 5-year terms with significant savings on multiyear options​. There is no extra charge for scheduled billing (monthly, quarterly, yearly, or full payment)​.


All subscriptions can be included in larger Cisco buying programs (Security Bundles, Enterprise Agreements) and can engage Cisco Capital for financing options. 


All subscriptions include Cisco Technical Assistance Center (TAC) support (24/7) and customer success for onboarding assistance.

Featured resources

Powerful features for maximum protection

Exciting innovations in Secure Email Threat Defense include advanced threat features and ties to Extended Detection and Response (XDR).

Protection for your small business

Secure Email Threat Defense provides the complete email security solution to drive the success of small business. 

Cloud-based email security tips

Make the migration to cloud email security seamless while increasing protection against advanced email threats.

Cisco Secure Email Buyer's Guide

Learn which email security solutions can keep your business resilient in the face of the latest threats. 

Get three vital protections in a single step

You don't have to trade security for productivity. The Cisco Security Step-Up promotion deploys three powerful lines of defense that are simple, secure, and resilient for your business. Defend every critical attack vector–email, web traffic, and user credentials–in one easy step.