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Cisco Secure Email Threat Defense vs SlashNext Complete comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Cisco Secure Email Threat D...
Ranking in Email Security
26th
Average Rating
8.0
Reviews Sentiment
6.9
Number of Reviews
15
Ranking in other categories
No ranking in other categories
SlashNext Complete
Ranking in Email Security
61st
Average Rating
0.0
Number of Reviews
0
Ranking in other categories
User Entity Behavior Analytics (UEBA) (39th), Advanced Threat Protection (ATP) (40th), Threat Intelligence Platforms (62nd)
 

Mindshare comparison

As of August 2025, in the Email Security category, the mindshare of Cisco Secure Email Threat Defense is 1.1%, up from 1.0% compared to the previous year. The mindshare of SlashNext Complete is 0.2%, up from 0.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Email Security
 

Featured Reviews

Enrique-Diaz Jolly - PeerSpot reviewer
Provides comprehensive threat protection with suggestions for modernizing controls
I use the email gateway as the core of the email exchange between the Internet and our domain. The email gateway serves as the email exchanger The product offers protection, email security, anti-spam, and antivirus. It includes threat intelligence with advanced malware protection and many…
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Top Industries

By visitors reading reviews
Computer Software Company
23%
Healthcare Company
8%
Government
6%
Manufacturing Company
6%
No data available
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for Secure Email Threat Defense?
The pricing for Cisco Secure Email Threat Defense is relatively high. For an organization that already has the legacy system, it makes sense to continue hosting it. However, new organizations might...
What needs improvement with Secure Email Threat Defense?
Modernization is an area that could be improved for Cisco Secure Email Threat Defense, as some features have lagged behind newer competitors, potentially offering more advanced analysis capabilitie...
What is your primary use case for Secure Email Threat Defense?
The main use case for Cisco Secure Email Threat Defense is as a gateway for email traffic into and out of the organization. It serves as the primary conduit for emails, providing content filtering,...
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Also Known As

Cisco Secure Email Cloud Mailbox, Cisco CMD, Cisco Cloud Mailbox Defense
No data available
 

Overview

 

Sample Customers

Luiss University, Lone Star College, T-Systems, Magyar Telekom
Aryaka, Centrify, Nevro, Inven Sense, IAS Integrated Archive Systems
Find out what your peers are saying about Microsoft, Proofpoint, Abnormal Security and others in Email Security. Updated: July 2025.
865,164 professionals have used our research since 2012.