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Symantec Email Security.cloud vs Microsoft Defender for Office 365 Comparison (2026)

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Symantec Email Security.cloud

Microsoft Defender for Office 365

Overview

Symantec Email Security.cloud is an anti-spam software designed to help businesses filter unwanted messages and protect the system from email-borne viruses. The platform offers data loss prevention functionality, which enables managers to encrypt and control sensitive data.

Microsoft Defender for Office 365 is a cloud-based email security software designed to help businesses automatically detect, investigate, and resolve potential email threats on a centralized platform. Supervisors can configure security policies, perform spoof checks, and maintain a record of reported incidents.

Platforms supported

Web-based
iPhone app
Android app
Windows Phone app

Typical customers

Freelancers
Small businesses
Mid size businesses
Large enterprises

Customer support

Phone
Online
Knowledge base
Video tutorials

view more detailsview details

Platforms supported

Web-based
iPhone app
Android app
Windows Phone app

Typical customers

Freelancers
Small businesses
Mid size businesses
Large enterprises

Customer support

Phone
Online
Knowledge base
Video tutorials

view more detailsview details

Video & Screenshots

Pricing

Starting from

No pricing info

Free trial available
Credit cardless trial
Free account
Subscription based

Starting from

No pricing info

Free trial available
Credit cardless trial
Free account
Subscription based

User reviews

4.5

159

Value for money

Ease of use

Features

Customer support

74%

would recommend this app

4.6

243

158

Value for money

Ease of use

Features

Customer support

76%

would recommend this app

Pros

“ease of installation”

Harsha P.

Information security engineer

“We use symantec email security product to prevent malicious mails, spam or phishing mails. ”

Cüneyt B.

Cyber security manager

“Very useful as it protects system from unwanted threats through adware and malware originating from email”

Issac P.

Officer

Pros

“Features such as Safe Links and Safe Attachments add an extra layer of protection without significantly impacting user productivity.”

Swetha C.

Technical Program Mananger

“The platform also integrates well with other Microsoft security products, making it a strong choice for organisations already invested in Microsoft 365.”

Josh D.

IT Support Engineer

“For people who rely heavily on email for advocacy, school, benefits, medical care, and family communication, security matters.”

Michelle C.

CEO

Cons

Not enoughreviews yet

Cons

“Some of the reports, alerts, and security language can feel too technical, especially for people who are not IT professionals.”

Michelle C.

CEO

“Some advanced phishing or spoofing protections aren’t perfect and may miss high-level impersonation attacks without additional layers or tuning.”