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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 significantly reduces malicious emails and phishing incidents.
It decreases SOC workload and offers better visibility into targeted campaigns.
The use of Trellix Email Security results in improved risk mitigation, increased efficiency, and cost reductions.
It effectively detects malicious attachments and advanced threats, ensuring comprehensive protection.
Trellix Email Security provides a notable return on investment, with cost efficiency compared to competitors like Cisco.

CONS

Trellix Email Security faces challenges in its email filtering process.
False positives, particularly with riskware detection, need attention.
Blocking URL-based threats is difficult and the security settings are complex.
Pricing is considered quite expensive.
Phishing and spam mail protection needs enhancement despite using Microsoft GTI threat intelligence.
 

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.
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.
ObaseunAwoyinfa - PeerSpot reviewer
Security Consultant at Trinexia
Apr 15, 2026
Trellix Email Security is quite valuable and definitely provides a massive return on investments.
Learn what your peers think about Trellix Email Security. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.
893,244 professionals have used our research since 2012.
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.
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.
 

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.
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.
ObaseunAwoyinfa - PeerSpot reviewer
Security Consultant at Trinexia
Apr 15, 2026
The biggest area for improvement in Trellix Email Security is the pricing. The solution is quite expensive.
Learn what your peers think about Trellix Email Security. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.
893,244 professionals have used our research since 2012.
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.
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.