Companies List of Computer Security Companies

Reference
129.1k views 30 items

List of the top computer security companies in the world, listed by their prominence with corporate logos when available. This list of major computer security companies includes the largest and most profitable computer security businesses, corporations, agencies, vendors and firms in the world. If you are wondering what the biggest computer security companies are, then this list has you covered. This list includes the most famous computer security companies in the industry, so if you're thinking of working in the computer security industry you might want to look to these company names for jobs.

Click here to protect yourself with ESET Cyber Security Software!

List features reputable companies like Symantec Corporation, McAfee and more!

This list answers the questions, "What are the biggest computer security companies in the world?" and "What are the most successful computer security companies?"
Ranker may collect a commission from links on this page.
1
CheckPoint Software Technologi... is listed (or ranked) 1 on the list List of Computer Security Companies
Computer security, Software, Computer hardware
Check Point Software Technologies is a leader in securing the Internet. The company is a marketleader in the worldwide enterprise firewall, personal firewall, data security and VPN markets. ...more
2
Clearswift is listed (or ranked) 2 on the list List of Computer Security Companies
Computer security
Clearswift is an information security company. Clearswift operates out of offices in Europe, Australia, Japan and the United States. Clearswift has a partner network of more than 900 resellers ...more
3
Comodo Group is listed (or ranked) 3 on the list List of Computer Security Companies
Computer security, Internet security
Comodo Group, Inc. is a privately held group of companies providing computer software and SSL digital certificates, based in Clifton, New Jersey in the United States. It has offices in the ...more
4
Cryogenix is listed (or ranked) 4 on the list List of Computer Security Companies
Computer security, Software
5
EarthLink is listed (or ranked) 5 on the list List of Computer Security Companies
Computer security, Information technology, Telecommunications
EarthLink is an IT services, network and communications provider headquartered in Atlanta, Georgia, US. The company serves more than 150,000 businesses and 1 million U.S. consumers.
6
Entrust is listed (or ranked) 6 on the list List of Computer Security Companies
Computer security, Enterprise software
Entrust Inc. is a $130 million privately owned software company with 350 employees. It provides identity management security software and services in the areas of public key infrastructure, ...more
7
ESET is listed (or ranked) 7 on the list List of Computer Security Companies
Software
ESET is an IT security company headquartered in Bratislava, Slovakia that was founded in 1992 by the merger of two private companies. The company was awarded as the most successful Slovak ...more
8
F-Secure is listed (or ranked) 8 on the list List of Computer Security Companies
Computer security, Computer industry
F-Secure Corporation is an anti-virus, cloud content and computer security company based in Helsinki, Finland. The company has 20 country offices and a presence in more than 100 countries, with ...more
9
Finjan is listed (or ranked) 9 on the list List of Computer Security Companies
Finjan Computer security
Finjan is a company which owns the patented technology used in many enterprise web security solutions, including real-time and behavior-based malware prevention. The original hardware and ...more
10
FireEye, Inc. is listed (or ranked) 10 on the list List of Computer Security Companies
Computer security
FireEye provides the only global, anti-botnet protection system to combat botnets and targeted malware. FireEye protects customers against botnets to prevent data and intellectual property and ...more
11
Fortinet is listed (or ranked) 11 on the list List of Computer Security Companies
Computer security, Computer, Wireless
Fortinet is the pioneer and world's leading provider of Unified Threat Management (UTM) security systems that enable secure business communications and deliver the best security, performance and ...more
12
FRISK Software International is listed (or ranked) 12 on the list List of Computer Security Companies
FRISK Software International Computer security, Software
FRISK Software International was an Icelandic software company that developed F-Prot antivirus and F-Prot AVES antivirus and anti-spam service. Its name is derived from the initial letters of ...more
13
FSA Corporation is listed (or ranked) 13 on the list List of Computer Security Companies
Computer security, Software, Research and development
FSA Corporation developed UNIX and Windows system level software for security and distributed system administration in the 1990s. The company provided the underlying technology basis for ...more
14
GFI Software is listed (or ranked) 14 on the list List of Computer Security Companies
Computer security, Software
GFI Software is an American developer of Web & Mail security, Networking & Security and Archiving & Fax computer software founded in 1992. Its products include software for filtering ...more
15
Haute Secure is listed (or ranked) 15 on the list List of Computer Security Companies
Haute Secure Computer security
16
Immunet is listed (or ranked) 16 on the list List of Computer Security Companies
Computer security
17
MailChannels is listed (or ranked) 17 on the list List of Computer Security Companies
Computer security, Software
MailChannels is a privately held, anti-spam technology company based in Vancouver, British Columbia.
18
McAfee is listed (or ranked) 18 on the list List of Computer Security Companies
Computer security, Software, Computer
Intel Security Group, is an American global computer security software company headquartered in Santa Clara, California, and the world's largest dedicated security technology company. The ...more
19
NeoScale Systems is listed (or ranked) 19 on the list List of Computer Security Companies
NeoScale Systems Computer security
Entrusted by Global 500 corporations, government, and small-medium enterprises across major industries as their premier storage security partner, NeoScale delivers to customers appliance-based ...more
20
NetScreen Technologies is listed (or ranked) 20 on the list List of Computer Security Companies
NetScreen Technologies Computer security, Software, Computer hardware
NetScreen provided a family of network/Internet security solutions that integrate firewall, VPN encryption and traffic management functionality all on a single, dedicated ASIC-based hardware
21
secunet is listed (or ranked) 21 on the list List of Computer Security Companies
secunet Computer security
22
Shavlik Technologies is listed (or ranked) 22 on the list List of Computer Security Companies
Shavlik Technologies Computer security
Shavlik Technologies was a privately held company founded in 1993 by Mark Shavlik, who was one of the original developers of Windows NT in the late 1980s and early 1990s at Microsoft. The ...more
23
SonicWall is listed (or ranked) 23 on the list List of Computer Security Companies
Computer security, Software, Business Services
SonicWall, originally a private company headquartered in San Jose, California, and now owned by Dell, sells a range of Internet appliances primarily directed at content control and network ...more
24
Sophos is listed (or ranked) 24 on the list List of Computer Security Companies
Computer security, Software
Sophos is a developer and vendor of computer security software and hardware, providing communication endpoint, encryption, network security, email security and mobile security as well as Unified ...more
25
Sourcefire is listed (or ranked) 25 on the list List of Computer Security Companies
Sourcefire Computer security, Network security
Sourcefire® was founded in 2001 by Martin Roesch, the creator of SNORT®, the open source technology that has become the de facto standard for intrusion detection and prevention. To date, ...more