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Cisco IOS Security vs Hillstone T-Series comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Sep 16, 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

Fortinet FortiGate
Sponsored
Ranking in Firewalls
1st
Average Rating
8.4
Reviews Sentiment
6.9
Number of Reviews
592
Ranking in other categories
Secure Web Gateways (SWG) (2nd), Intrusion Detection and Prevention Software (IDPS) (1st), Software Defined WAN (SD-WAN) Solutions (1st), WAN Edge (1st), ZTNA (1st), Unified Threat Management (UTM) (1st)
Cisco IOS Security
Ranking in Firewalls
39th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
49
Ranking in other categories
Intrusion Detection and Prevention Software (IDPS) (17th)
Hillstone T-Series
Ranking in Firewalls
41st
Average Rating
7.4
Number of Reviews
3
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of June 2026, in the Firewalls category, the mindshare of Fortinet FortiGate is 15.1%, down from 21.7% compared to the previous year. The mindshare of Cisco IOS Security is 0.6%, up from 0.3% compared to the previous year. The mindshare of Hillstone T-Series is 0.5%, up from 0.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Firewalls Mindshare Distribution
ProductMindshare (%)
Fortinet FortiGate15.1%
Cisco IOS Security0.6%
Hillstone T-Series0.5%
Other83.8%
Firewalls
 

Featured Reviews

JK
IP Network Security Specialist at MTN Ghana
Process-Level CPU Visibility: Introduce detailed CPU-usage metrics per subsystem (e.g., IPS engine, logging) so administrators can quickly identify and address performance spikes.
Analytics with FortiAnalyzer. Being able to pull in logs not just from our FortiGates but from all our other firewalls and then get them in one view has been a game changer. Whether I’m building an executive dashboard or doing a deep dive forensics session, I get everything I need without navigating consoles.Straightforward Application Control. FortiGate spots and blocks unwanted apps (eq. like BitTorrent or streaming services) with accuracy. Segmentation with VDOMs. We’ve carved our data center into four logical ‘mini-firewalls’ enterprise, core, billing, and WAF—all on one box. Each has its own rules and logs, and any traffic between them still gets inspected. It’s like having multiple appliances without the extra hardware. Always-Up-to-Date Threat Feeds. Daily signature updates and AI-driven threat sensing mean we’re blocking the latest vulnerabilities almost as soon as they’re announced.
Danijel Cerovecki - PeerSpot reviewer
Head of Cyber Defense Department and Network Technologies Department at Verso Altima
Have faced challenges in keeping licensing clear and consistent while ensuring reliable network protection
We are a Gold Partner with Cisco. Our customers come from various industries, including service providers, and we target service providers and enterprise customers.We do not extensively use Zone-Based Firewalls in Cisco IOS Security, instead typically deploying standalone firewalls such as Cisco FTDs or Cisco ASA devices. For threat analytics and vulnerability scanning, we utilize third-party vendors with dedicated devices and software. We use products such as Tenable from Nessus for this type of analysis. We have implemented Secure Access Control Server in Cisco IOS Security, which combines multiple security mechanisms including AAA, 802.1X for network access control with Cisco ICE, TrustSec for identity-based segmentation, and Cisco DNA Center. Cisco IOS Security's VPN support is comprehensive and increasingly important in daily communication, from basic site-to-site tunnels to remote access VPNs and SD-WAN secure VPNs. Protecting and encrypting communication is essential in modern networks. The challenges with Cisco IOS Security are more operational than product-related. There is an understaffing issue, making automation and orchestration capabilities particularly valuable. For the products themselves, we only encounter routine operational matters such as addressing new vulnerabilities and patching. For those considering Cisco IOS Security, it is important to understand that Cisco offers a complete ecosystem. When embracing the Cisco ecosystem fully, customers receive excellent products and comprehensive solutions. On a scale of 1-10, I rate Cisco IOS Security a 9.
TahirMahmood - PeerSpot reviewer
IT Manager at Zubair Feeds
Is stable and has a user-friendly dashboard and a good interface
We installed Hillstone T-Series after a ransomware attack. The dashboard and user interface are very good We cannot secure a specific IP class with this firewall. Another loophole with Hillstone T-Series is that when we connect through WiFi and turn our hot spot on, all who connect through the…

Quotes from Members

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

Pros

"The integration with Active Directory is one of the good features. Most of the customers are now looking for the Single Sign-on feature. So, being able to integrate Active Directory with the firewall is useful. It is also easy."
"The FortiGate 60D is a fantastic piece of equipment."
"Customer Service: They're good. Technical Support: They're very good."
"The most valuable feature is the deep inspection for traffic, which is capable of identifying zero-day attacks."
"The solution can scale well."
"The most valuable feature is the VDOM, which allows the customer to have multiple firewalls in a single campus."
"We use a lot of function on the IPS and it works well for us."
"The best feature of Fortinet FortiGate is the IPS or IDS implementation. I appreciate most the agility or the flexibility to create hashes to block incoming threats, and I can integrate with third-party threat intelligence with our FortiGate."
"The stability of this solution is excellent."
"This solution, called Network Access Controller, handles authentication, authorization, and accounting for devices accessing the network."
"The scalability of Cisco IOS Security is good, and I can increase and decrease elements when needed for approximately 45,000 people who can use the solution, including about 1,000 IT managers, technicians, and other users who directly use it."
"The VPN was valuable for us because more people are working from home, and it has a lot of reporting and easy-to-use management tools."
"The VPN connection portal scan works flawlessly, which was a big plus for us."
"The software offers plenty of security solutions that can work in the most sophisticated enterprise but also works well for small/mid-range enterprises."
"The solution is very user-friendly and easy to deal with, and we find working with both the Command-Line and the Viewer very, very straightforward."
"Cisco IOS Security is very robust and works very well."
"We installed Hillstone T-Series after a ransomware attack. The dashboard and user interface are very good."
"It has been stable so far."
"We found some limitations with Fortinet FortiGate, and we are satisfied with Hillstone T-Series right now."
"Hillstone supports IOT setup and detecting intrusions from IOT or CCTV connectivity, and with this solution, we can also detect unauthorized devices plugged into the CCTV network and sound the alarm to the administrator."
"The only firewall able to monitor traffic from a CCTV network. Can detect unauthorized devices plugged into the network, which standard firewalls can't do."
 

Cons

"I think Fortinet FortiGate is stable because previously it had a hiccup around a bug within the authentication VPN due to the firmware, but after updating, it's easier to control."
"The captive portal could be improved."
"I would like to have logs, monitoring, and reporting for a month without extra fees."
"An area for improvement for Fortinet FortiGate is that their support needs to be more customer friendly."
"There is a lot of improvement needed with SSL-VPN."
"The area that Fortinet may improve is customer support."
"In our environment, we need multiple virtual firewalls to facilitate end users and customers. Fortinet doesn't provide that but they really should include that feature."
"NGN, reporting and controls."
"In the security portfolio from Cisco, the issue is marketing. Cisco is still seen primarily as an enterprise network player rather than being acknowledged as a security vendor."
"Cisco is a scalable product, but it is expensive compared to other vendors."
"Currently, integration with UTM is missing. Cisco IOS Security also doesn't have the load balancers and a few things that need to be done to get a good UTM firewall."
"There could be a bit more functions on offer that could make it easier to use."
"With Cisco IOS, especially the routers, don't have like long-term tendency features, or high availability features available for the IOS. Also, it could use a better user interface."
"We faced significant challenges related to licensing issues, particularly when licenses expire."
"The configuration should be easier in the solution."
"Cisco IOS Security should improve its functionalities."
"Licensing is not cheap, but there are customers who will buy because they understand that this has a cost involved and they will cater their budget for that."
"They have a very good technical support team, but I think there are some communication issues due to language differences."
"Licensing is not cheap."
"Another loophole with Hillstone T-Series is that when we connect through WiFi and turn our hot spot on, all who connect through the hotspot get all the functions, and the security does not work."
 

Pricing and Cost Advice

"I would rate the pricing a five out of ten"
"Its pricing is fine. It is on a yearly basis. Other than the licensing fee, there is no extra fee."
"It is not a very costly product if you compare it with other products. The return on investment is also good. If you compare the return of investment and money that you are spending on this product with Palo Alto, Cisco, Check Point, and other solutions, the investment is very less. We are happy with this solution. The optional licenses are there, and you can choose which one you want and which one to avoid."
"Easy to understand licensing requirements."
"We find the most valuable aspect of this solution is the price. It is affordable, and cheaper than other firewalls."
"It was pretty affordable. We did go a little bit above MSRP, but the service pack that was included was quite worth the additional costs. It is competitively priced compared to other major players in the market. It is significantly cheaper than Check Point, which is a primary competitor. Additionally, its pricing is comparable to that of Cisco's ASA and a few other vendors."
"We have the full version of Fortinet FortiGate and we are on a three-year contract with a commitment of five years."
"Fortinet FortiGate IPS' licensing is quite simple to understand."
"The pricing is okay. It is competitive. It costs more when you need get more features."
"They have smart licenses that can be provided for one year, two years, three years, five years, and seven years. Alternatively, they have perpetual licenses available."
"The licensing is on a subscription basis, and it is fairly costly. I would prefer a one-time payment."
"I rate Cisco IOS Security's pricing a ten out of ten."
"The pricing is expensive."
"The price of the solution should be cheaper, and the license is purchase annually."
"The solution's pricing is very good."
"It is necessary to pay for a license in order to use the solution. It is on a yearly basis and the price is high."
"On a scale from one to ten, with one being low and ten being high price, I would rate the price of Hillstone T-Series at three. There are no additional costs other than renewal costs."
"We got a much cheaper price than that provided by Fortinet right now."
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Top Industries

By visitors reading reviews
Comms Service Provider
10%
Computer Software Company
9%
Manufacturing Company
9%
Financial Services Firm
7%
Construction Company
19%
Financial Services Firm
10%
Computer Software Company
9%
Manufacturing Company
7%
Construction Company
15%
Manufacturing Company
12%
Real Estate/Law Firm
10%
Comms Service Provider
10%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business369
Midsize Enterprise139
Large Enterprise195
By reviewers
Company SizeCount
Small Business20
Midsize Enterprise14
Large Enterprise18
No data available
 

Questions from the Community

Which is the better NGFW: Fortinet Fortigate or Cisco Firepower?
When you compare these firewalls you can identify them with different features, advantages, practices and usage a...
What is the biggest difference between Sophos XG and FortiGate?
From my experience regarding both the Sophos and FortiGate firewalls, I personally would rather use FortiGate. I know...
What are the biggest technical differences between Sophos UTM and Fortinet FortiGate?
As a solution, Sophos UTM offers a lot of functionality, it scales well, and the stability and performance are quite ...
What is your experience regarding pricing and costs for Cisco IOS Security?
The cost of Cisco IOS Security for customers is on the higher end of pricing compared to the competition, depending o...
What needs improvement with Cisco IOS Security?
Regarding improvements in Cisco IOS Security, what consistently confuses me is the inability of Cisco to maintain a c...
What is your primary use case for Cisco IOS Security?
The main use cases for Cisco IOS Security include elementary device hardening, access control, control-plane policing...
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Also Known As

Fortinet FortiGate Next-Generation Firewall
IOS Security
Hillstone T-Series Intelligent Next-Generation Firewalls, Hillstone iNGFW
 

Overview

 

Sample Customers

Amazon Web Services, Microsoft, IBM, Cisco, Dell, HP, Oracle, Verizon, AT&T, T-Mobile, Sprint, Vodafone, Orange, BT Group, Telstra, Deutsche Telekom, Comcast, Time Warner Cable, CenturyLink, NTT Communications, Tata Communications, SoftBank, China Mobile, Singtel, Telus, Rogers Communications, Bell Canada, Telkom Indonesia, Telkom South Africa, Telmex, Telia Company, Telkom Kenya
Arup Group, Brunel University London, City of Biel, Gobierno de Castilla-La Mancha, K&L Gates , New South Wales Rural Fire Service, Offshore Northern Seas, Transplace
University of Córdoba
Find out what your peers are saying about Cisco IOS Security vs. Hillstone T-Series and other solutions. Updated: June 2026.
902,495 professionals have used our research since 2012.