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Cisco Sourcefire SNORT vs Zscaler Cloud IPS comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 19, 2024

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 Sourcefire SNORT
Ranking in Intrusion Detection and Prevention Software (IDPS)
14th
Average Rating
7.6
Reviews Sentiment
6.8
Number of Reviews
19
Ranking in other categories
No ranking in other categories
Zscaler Cloud IPS
Ranking in Intrusion Detection and Prevention Software (IDPS)
16th
Average Rating
9.0
Reviews Sentiment
6.8
Number of Reviews
5
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of April 2025, in the Intrusion Detection and Prevention Software (IDPS) category, the mindshare of Cisco Sourcefire SNORT is 3.3%, down from 3.9% compared to the previous year. The mindshare of Zscaler Cloud IPS is 1.4%, up from 1.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Intrusion Detection and Prevention Software (IDPS)
 

Featured Reviews

Syed Shahnawaz Hussain - PeerSpot reviewer
An IPS solution for security and protection but lacks stability
We assess the client's environment, including the size of the workforce responsible for firewall management. Sourcefire can be effective despite its complexity if you have a capable team. Sourcefire might not be more appropriate if you lack a strong IT team. When it comes to real-time traffic analysis, the requirements can vary significantly. Discussing an organization's or individual user's security posture adds another layer of complexity. It's important to note that there isn't a single device that can fully meet the demands of real-time traffic analysis for security purposes. Multiple appliances and solutions are often necessary to achieve comprehensive real-time visibility. We've successfully integrated Sourcefire into various environments, making the process relatively straightforward. We've incorporated it with certain NMS, so I foresee no significant challenges in integrating the Sourcefire. Cisco Sourcefire SNORT offers visibility and robust support. Its resource management documentation is notably extensive, enhancing usability. However, its complexity may pose challenges, especially as the market trends toward simpler solutions for intricate issues. While concerns regarding maturity and stability exist, the development team has actively addressed these issues, requiring ongoing scrutiny to ensure complete resolution. Overall, I rate the solution a 7 out of 10.
Atdhe Zyhranaj - PeerSpot reviewer
It allows for a separation between cloud applications and URL filtering
We recently had a significant issue with Zscaler. I think they have too many customers and some of their connection edge nodes went down because there were too many requests. I think they aren't scaling enough to keep up with the demand in some areas. That's one thing they should improve.

Quotes from Members

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

Pros

"The solution is rather easy to use."
"The whole solution is very good, and stable."
"The URL filtering is very good and you can create a group for customized URLs."
"The most valuable feature is the ability to automatically learn the traffic in our environment, and change the merit recommendations based on that."
"The tool's most valuable feature is threat detection, which is important because we have multiple layers not only in Cisco."
"In general, the features are all great. However, if I need to take hardware for ASA, because they need to upgrade to Firepower, we want to create rules. For that, most of the time we go to the command line. Right now Firepower is working really hard on the grid. You can apply all those rules to the grid. Even if you want to monitor the logs, for example, the activity will tell you which particular user has been blocked because of that rule. Firepower's monitoring interface is very good, because you can see each and every piece. ASA also had it, but there you needed to type the command and be under the server to see all that stuff. In Firepower you have the possibility to go directly to the firewall. The way the monitoring is displayed is also very nice. The feature I appreciate most in Firepower is actually the grid. The grid has worked very well."
"The most valuable feature of this solution is the filtering."
"The most valuable features of Cisco Sourcefire SNORT are the dashboard for monitoring events."
"The initial setup is straightforward and easy in comparison with other solutions."
"The best feature is that Zscaler allows for a separation between cloud applications and URL filtering. For example, under the cloud application segment, I can bypass Microsoft Office 365 without the need to add URLs manually. It's one click, so that's handy."
"The initial setup process is easy."
"Cloud IPS integration is seamless, and it uses a Zero Trust model. It also simplifies overall user access management."
"The product's most valuable feature is complete SSL inspection."
 

Cons

"The customization of the rules can be simplified."
"The initial setup is a little difficult compared to other products in the market. It depends on the environment. If we are doing any migration, it might take months in a brown-field environment."
"With the next release, I would like to see some PBR, so that you can do the configuration with the features."
"The implementation could be a bit easier."
"I would like to have analytics included in the suite."
"If the price is brought down then everybody will be happy."
"I did not experience any pain points that required improvement. Maybe a couple of false-positives, but that's about it."
"The solution's approach to managing traffic blocking is confusing and impractical."
"When it comes to scalability, the IPsec could be improved."
"They have given limited free access for a year. Instead, they should increase the file size and give limited free access for around two months. It will allow engineers to evaluate the product."
"There is always room for improvement."
"We encounter issues sharing IP addresses with other companies using the software."
"We recently had a significant issue with Zscaler. I think they have too many customers and some of their connection edge nodes went down because there were too many requests. I think they aren't scaling enough to keep up with the demand in some areas. That's one thing they should improve."
 

Pricing and Cost Advice

"I don't know the exact amount, but most of the time when I go to a company with a proposition, they will say, "This thing that you are selling is good, but it's expensive. Why don't you propose something like FortiGate, Check Point, or Palo Alto?" Cisco device are expensive compared to other devices."
"If one is an extremely expensive product, and ten is cheap, I rate the tool's price as a five."
"The cost is per port and can be expensive but it does include training and support for three years."
"Licensing for this solution is paid on a yearly basis."
"We have a three-year license for this solution."
"The product is not affordable for small and medium enterprises."
"Zscaler has so far been solely responsible for all the sales we have done with it, so it would be more suited than us to address any issues concerning the pricing."
"The software has become more expensive at present."
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Top Industries

By visitors reading reviews
Computer Software Company
20%
Financial Services Firm
11%
Government
9%
University
7%
Financial Services Firm
13%
Computer Software Company
13%
Manufacturing Company
12%
Healthcare Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What do you like most about Cisco Sourcefire SNORT?
The product is inexpensive compared to leading brands such as Palo Alto or Fortinet.
What is your experience regarding pricing and costs for Cisco Sourcefire SNORT?
If one is an extremely expensive product, and ten is cheap, I rate the tool's price as a five. There are some other tools in the market that are more expensive than Cisco. There are no additional c...
What needs improvement with Cisco Sourcefire SNORT?
Cisco offers the Cisco DNA Center, which is a source that provides crucial information for us to monitor performance, and see whether there is any trouble. We are using Cisco DNA center, but again,...
What do you like most about Zscaler Cloud IPS?
The product's most valuable feature is complete SSL inspection.
What is your experience regarding pricing and costs for Zscaler Cloud IPS?
The product is not affordable for small and medium enterprises.
What needs improvement with Zscaler Cloud IPS?
They have given limited free access for a year. Instead, they should increase the file size and give limited free access for around two months. It will allow engineers to evaluate the product.
 

Also Known As

Sourcefire SNORT
No data available
 

Overview

 

Sample Customers

CareCore, City of Biel, Dimension Data, LightEdge, Lone Star College System, National Rugby League, Port Aventura, Smart City Networks, Telecom Italia, The Department of Education in Western Australia
Zenith Live, Azure, Carlsberg Group
Find out what your peers are saying about Cisco Sourcefire SNORT vs. Zscaler Cloud IPS and other solutions. Updated: March 2025.
845,406 professionals have used our research since 2012.