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Trellix Email Security pros and cons

Vendor: Trellix
4.4 out of 5

Pros & Cons summary

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Prominent pros & cons

PROS

Trellix Email Security improves risk mitigation and overall efficiency, leading to reduced costs.
It effectively detects malicious attachments, providing comprehensive protection against advanced threats.
There is a significant decrease in phishing-related incidents and better visibility into targeted campaigns.
Trellix Email Security reduces SOC workload related to email investigation.
It offers cost advantages, being priced within 50 to 60% of some alternatives like Cisco.

CONS

Trellix Email Security can be improved by addressing some false positives with riskware detection.
Blocking URL-based threats and complex security settings are challenging, limiting the use of advanced features.
Improved protection against phishing and spam emails is needed despite using Microsoft GTI threat intelligence.
Proper single sign-on should be enabled instead of relying on local username and password.
The console for routing experiences slow performance.
 

Trellix Email Security Pros review quotes

KB
Senior Technical Support Engineer at Digitaltrack
May 20, 2025
Compared to other email solutions such as Cisco, price-wise, we get this solution within 50 to 60% of the average.
Ronald Paz - PeerSpot reviewer
Consulting Systems Engineer at Boomslang Tech
Feb 19, 2026
The impact of Trellix Email Security includes a reduction in malicious emails reaching users, a decrease in phishing-related incidents, reduced SOC workload related to email investigation, and better visibility into targeted campaigns.
Anastasia Wairimu - PeerSpot reviewer
Team Manager at Ford
Feb 27, 2026
Trellix Email Security has positively impacted my organization as it is user-friendly and does a good job detecting malicious attachments in email, providing complete email protection against all users and working well to stop advanced threats.
Find out what your peers are saying about Trellix, Microsoft, Abnormal AI and others in Email Security. Updated: February 2026.
884,873 professionals have used our research since 2012.
Ben Payne - PeerSpot reviewer
Senior Infrastructure Engineer at a tech company with 501-1,000 employees
Mar 5, 2026
For email spam and malware threat prevention, Trellix Email Security just works and I really appreciate the product.
Martha Rodah - PeerSpot reviewer
Program Specialist at GE
Mar 7, 2026
Overall, my daily experience with Trellix Email Security shows that it is a great solution to protect against malicious or phishing emails with accuracy and ease of use.
TrevisMacnon - PeerSpot reviewer
Project Manager at Nestle
Mar 10, 2026
Trellix Email Security has improved risk mitigation, increased efficiency, and reduced cost in my organization.
Abdullah Al Hadi - PeerSpot reviewer
Information Security Engineer at Nhq Distribution Ltd
Mar 24, 2026
Trellix Email Security is one of the good parts because all our organizations are very aware of email security and they are maybe using some exchange server, which is related to that email security purpose.
 

Trellix Email Security Cons review quotes

KB
Senior Technical Support Engineer at Digitaltrack
May 20, 2025
Threat intelligence is adequate because they are using Microsoft GTI threat intelligence, but we need to increase protection against phishing and spam mails.
Ronald Paz - PeerSpot reviewer
Consulting Systems Engineer at Boomslang Tech
Feb 19, 2026
In my opinion, Trellix Email Security could be improved by making the administrative interface more intuitive, incorporating more dynamic user-based risk scoring, and offering more customizable executive dashboards.
Anastasia Wairimu - PeerSpot reviewer
Team Manager at Ford
Feb 27, 2026
However, it was somewhat difficult to block URL-based threats and the security settings were complex, making it difficult for us to use features beyond basic security.
Find out what your peers are saying about Trellix, Microsoft, Abnormal AI and others in Email Security. Updated: February 2026.
884,873 professionals have used our research since 2012.
Ben Payne - PeerSpot reviewer
Senior Infrastructure Engineer at a tech company with 501-1,000 employees
Mar 5, 2026
For potential areas of improvement, Trellix can enable proper single sign-on as opposed to a local username and password.
Martha Rodah - PeerSpot reviewer
Program Specialist at GE
Mar 7, 2026
I think Trellix Email Security can be improved as the console for routing is sometimes slow and I have experienced some false positives, particularly with riskware detection, which has a lot of false positives.
TrevisMacnon - PeerSpot reviewer
Project Manager at Nestle
Mar 10, 2026
I think Trellix Email Security can be improved by addressing some false positives.
Abdullah Al Hadi - PeerSpot reviewer
Information Security Engineer at Nhq Distribution Ltd
Mar 24, 2026
I think Trellix Email Security needs to improve different sides of email security, especially the filtering process.