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Gigamon Deep Observability Pipeline vs Microsoft Defender for Office 365 comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 1, 2024

Review summaries and opinions

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

ROI

Sentiment score
4.8
Gigamon Deep Observability Pipeline boosts productivity and efficiency through reduced troubleshooting, improved security visibility, and optimized resource management.
Sentiment score
7.3
Microsoft Defender for Office 365 is praised for enhancing security, reducing costs, and improving productivity with integrated threat protection.
In terms of the areas where I saw that return on investment with Microsoft Defender for Office 365, it is related to the risk to our environment, specifically regarding users being scammed or phished.
It's hard to quantify the return on investment we've seen from Microsoft Defender for Office 365.
Overall, cost of owning and operating our system goes down.
 

Customer Service

Sentiment score
5.4
Gigamon Deep Observability Pipeline's technical support is generally praised, though outsourced support presents challenges for some users.
Sentiment score
6.0
Microsoft Defender for Office 365 support is mixed, praised for responsiveness but criticized for delays and outdated documentation.
The technical support by Gigamon Deep Observability Pipeline is good because it has a local architect in my area.
we opened tickets, and they typically resolve them quickly.
Any issues are addressed quickly by Microsoft's support.
My experience with customer support and technical support for Microsoft Defender for Office 365 has been excellent.
 

Scalability Issues

Sentiment score
6.5
Gigamon Deep Observability Pipeline excels in scalability, especially in cloud environments, accommodating large deployments with ease and flexibility.
Sentiment score
8.0
Microsoft Defender for Office 365 seamlessly scales for global users, enabling effective cybersecurity with adaptable cloud-based capabilities and careful planning.
We have never faced scalability problems, and Microsoft manages it effectively.
Microsoft Defender for Office 365 scales transparently for us, as we grew from 1,000 users to 3,000 users, and we didn't notice much difference.
 

Stability Issues

Sentiment score
7.2
Gigamon Deep Observability Pipeline delivers stable, reliable performance in data centers, with high ratings despite minor issues in older systems.
Sentiment score
7.5
Microsoft Defender for Office 365 is praised for its stability, reliability, operational effectiveness, and high user satisfaction despite minor issues.
I would assess the stability and reliability of Microsoft Defender for Office 365 as very stable, with barely any issues.
The solution is stable, as we have been using it for the past two years.
Overall, the stability and reliability of Microsoft Defender for Office 365 are good.
 

Room For Improvement

Gigamon Deep Observability Pipeline needs security enhancements, improved GUI, better performance, cloud support, and easier setup and hardware handling.
Microsoft Defender for Office 365 needs better virus blocking, integration, threat detection, user-friendly configuration, and competitive pricing improvements.
The main area for improvement is simplifying the implementation and rollout process.
There is a different console for different things; I just want one consolidated console.
Microsoft could improve by offering recommendations for domain spoofing attacks, especially scenarios where DNS records like SPF, DKIM, and DMARC are not properly published.
 

Setup Cost

Gigamon Deep Observability Pipeline is often seen as expensive, but pricing perceptions vary based on needs and roles.
Microsoft Defender for Office 365 offers comprehensive security, valued for integration with E3/E5 licenses, despite varied perceptions on cost.
We've likely saved 30% of costs.
Money-wise, it is a part of the Office 365 suite, making it slightly more expensive compared to Trend Micro.
Microsoft is quite affordable with a lot of features available for any size organization.
 

Valuable Features

Gigamon Deep Observability Pipeline improves network visibility, performance, and security through advanced traffic analysis, integration, and process efficiencies.
Microsoft Defender for Office 365 provides comprehensive security features, enhancing protection and efficiency across platforms with real-time threat detection.
The Pipeline's Comprehensive Insights into data flows have helped improve operational efficiency and security.
The value of the DLP feature is significant to us because we have internal data, sometimes sensitive, and the users may not always be aware of security and privacy, which might lead them to send out information mistakenly to external parties.
It ranks the threats and allows us to prioritize those hitting us the hardest, such as email threats.
It provides end-to-end visibility on email threats such as phishing, extending beyond Exchange Online Protection.
 

Categories and Ranking

Gigamon Deep Observability ...
Ranking in Advanced Threat Protection (ATP)
25th
Average Rating
8.6
Reviews Sentiment
6.5
Number of Reviews
9
Ranking in other categories
Application Performance Monitoring (APM) and Observability (40th), Event Monitoring (10th), Data Loss Prevention (DLP) (29th), Security Information and Event Management (SIEM) (44th), Web Application Firewall (WAF) (32nd), Network Packet Broker (NPB) (1st), Network Detection and Response (NDR) (17th)
Microsoft Defender for Offi...
Ranking in Advanced Threat Protection (ATP)
2nd
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
53
Ranking in other categories
Email Archiving (1st), Email Security (1st), Microsoft Security Suite (10th), Secure Email Gateway (SEG) (1st)
 

Mindshare comparison

As of August 2025, in the Advanced Threat Protection (ATP) category, the mindshare of Gigamon Deep Observability Pipeline is 0.8%. The mindshare of Microsoft Defender for Office 365 is 8.0%, down from 13.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Advanced Threat Protection (ATP)
 

Featured Reviews

LeonardoAlves - PeerSpot reviewer
Improved the capability to analyze the environment and network problems with easy setup
It improved the capability to analyze the environment and network problems. It also helped streamline your security and performance monitoring The application I use is a script. My environment is a mix of technologies. I have many passionate people in my network who are on a journey in…
Tolu Omolaja - PeerSpot reviewer
Great URL scanning and attachment scanning, but I would like more proactive threat analysis
The two main features that prove most beneficial for us are URL scanning and attachment scanning. URL scanning involves an automatic scan of links and emails. When a user clicks on a link within an email, the system promptly checks the link's safety. If the link is deemed safe, access is granted automatically. However, if it is flagged as unsafe, we receive feedback and notification to caution us about the potentially harmful link. At this point, we are presented with the option to proceed or return. I have personally witnessed the system identify a few unsafe links, making this the primary advantage of using the solution. The second crucial aspect is the scanning of attachments. When an email containing an attachment arrives, we receive a notification of the new email, along with information that the attachment is being scanned for threats. This additional layer of security provides peace of mind for our organization. While Microsoft Defender for Office 365 offers numerous features, these two stand out as particularly impressive and valuable to us.
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Top Industries

By visitors reading reviews
Financial Services Firm
15%
Computer Software Company
13%
Healthcare Company
7%
Manufacturing Company
7%
Computer Software Company
16%
Financial Services Firm
8%
Manufacturing Company
8%
Comms Service Provider
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

What do you like most about Gigamon Deep Observability Pipeline?
The most valuable feature for improving network visibility with Gigamon is the packet filtering capability.
What needs improvement with Gigamon Deep Observability Pipeline?
Gigamon Deep Observability Pipeline needs to improve its performance. I face issues with performance because we use SPAN, and the SPAN traffic is not good. They need to improve their performance.
What is your primary use case for Gigamon Deep Observability Pipeline?
I am working with Gigamon Deep Observability Pipeline and Firemon, and I have been working with it for a year.
What do you like most about Microsoft Defender for Office 365?
Threat Explorer is an invaluable tool for me, and it plays a crucial role in helping me discern the origins of various email campaigns, pinpointing where they emanate from, and identifying the indi...
What is your experience regarding pricing and costs for Microsoft Defender for Office 365?
Microsoft is quite affordable with a lot of features available for any size organization.
What needs improvement with Microsoft Defender for Office 365?
Microsoft could improve by offering recommendations for domain spoofing attacks, especially scenarios where DNS records like SPF, DKIM, and DMARC are not properly published. It's essential to enhan...
 

Also Known As

Gigamon, GigaSecure
MS Defender for Office 365
 

Overview

 

Sample Customers

Amica Insurance, College of William & Mary, Gamma, IntercontinentalExchange, OppenheimerFunds
Microsoft Defender for Office 365 is trusted by companies such as Ithaca College.
Find out what your peers are saying about Gigamon Deep Observability Pipeline vs. Microsoft Defender for Office 365 and other solutions. Updated: July 2025.
865,384 professionals have used our research since 2012.