ModSecurity is an Open Source web application firewall developed by Trustwave's SpiderLabs.
Current Customer(s)
Market Share (Est.)
Ranking
The top three of ModSecurity’s competitors in the Perimeter Security And Firewalls category are Fortinet FortiGate with 16.23%, Cisco ASA with 15.68%, SiteLock with 13.00% market share.
Popular Comparisons
The top three of ModSecurity’s competitors in the Perimeter Security And Firewalls category are Fortinet FortiGate with 16.23%, Cisco ASA with 15.68%, SiteLock with 13.00% market share.
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ModSecurity vs Cisco ASA
ModSecurity vs SiteLock
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Around the world in 2026, over 274 companies have started using ModSecurity as Perimeter Security And Firewalls tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Institut Teknologi Bandung | 10,000+ | Bandung | West Java | Indonesia | |
| Huawei Technologies | 10,000+ | Shenzhen | Guangdong | People's Republic of China | |
| GE | 10,000+ | Boston | Massachusetts | United States | |
| Politicnico Di Torino | 10,000+ | Turin | Piedmont | Italy | |
| FONCIA | 10,000+ | Paris | Ile-de-France | France | |
| Rio de Janeiro City Hall | 10,000+ | Rio de Janeiro | Rio de Janeiro | Brazil | |
| VMware | 10,000+ | Palo Alto | California | United States | |
| Indra | 10,000+ | Madrid | Madrid | Spain | |
| Université Laval | 10,000+ | Quebec | Quebec | Canada | |
| The University Of North Carolina At Chapel Hill | 10,000+ | Chapel Hill | North Carolina | United States |
The top three products and services offering customers that use ModSecurity for Perimeter Security And Firewalls are Cybersecurity (18), Cloud Services (15), Digital Transformation (11).
Customers
The majority of ModSecurity's customers for the perimeter-security-and-firewalls category fall in the company size of 10,000+ employees (72 companies), 100 - 249 employees (49 companies), 20 - 49 employees (35 companies).
Employee Size
The top three geographies of ModSecurity for perimeter-security-and-firewalls are the United States with 92(45.54%), France with 26(12.87%), Brazil with 21(10.40%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top ModSecurity competitors?
ModSecurity’s Top competitors in the perimeter-security-and-firewalls category are Fortinet FortiGate, Cisco ASA, SiteLock. You can view a full list of ModSecurity competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of ModSecurity and 40,000 other technologies on the internet. You can also compare ModSecurity and its feature with top competitors here : ModSecurity vs Fortinet FortiGate ModSecurity vs Cisco ASA ModSecurity vs SiteLock.
What is ModSecurity customer distribution based on company size?
What is ModSecurity market share in the perimeter-security-and-firewalls?
What are the top countries that use ModSecurity?
What are the top industries that use ModSecurity?
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