45 Computer security software companies

AlgoSec is a provider of software for network security policy management, also known as firewall policy management.

Digital Ai is an American technology company specializing in anti-tamper and digital rights management (DRM) for Internet of Things (IoT), mobile, and other applications. Arxan's security products are used to prevent tampering or reverse engineering of software, thus preventing access or modifications to said software that are deemed undesirable by its developer. The company reports that applications secured by it are running on over 500 million devices. Its products are used across a range of industries, including mobile payments & banking, automotive, healthcare and gaming.

Avast Software s.r.o. is a Czech multinational cybersecurity software company headquartered in Prague, Czech Republic that researches and develops computer security software, machine learning and artificial intelligence. Avast has more than 435 million monthly active users and the second largest market share among anti-malware application vendors worldwide as of April 2020. The company has approximately 1,700 employees across its 25 offices worldwide. In August 2021, the company's board agreed an offer from NortonLifeLock to acquire the company for US$8 billion.

AVG Technologies is a brand of cybersecurity, privacy, performance and utility software applications for desktop computers and mobile devices developed by Avast. AVG was a cybersecurity software company founded in 1991 and it merged into Avast following an acquisition in 2017. It typically offers freeware, earning revenues from advertisers and from users that upgrade to paid versions for access to more features.

BigFix, Inc., was an American company focusing on managing networked desktop, mobile, and server computers. From its origins as a personal computer self-help application, the company’s products expanded to on-demand endpoint management services that include asset inventory/discovery, security vulnerability detection and remediation, software distribution, information technology compliance reporting, patch management, software license management, security policy enforcement, and endpoint device power consumption management. Founded in 1997, BigFix, Inc. was headquartered in Emeryville, California.

Blue Coat Systems was a company that provided hardware, software, and services designed for cybersecurity and network management. In 2016, it was acquired by and folded into Symantec.

Cato Networks, Ltd. is an Israeli Secure Access Service Edge (SASE) company. The company's core product converges SD-WAN and network security into a cloud-native service. The company designs cloud services that migrate from MPLS to SD-WAN, as well as a private backbone, security as a service and cloud access services. The converged SASE platform provides secure connectivity that covers enterprise branch locations, cloud infrastructure and mobile users. In 2021 Cato was valued at $1b.The company's international headquarters is located in Tel Aviv, with development centers in USA, Israel, UK, Singapore, Japan, Netherlands and Australia. Cato has approximately 400 employees worldwide.

Check Point is an American-Israeli multinational provider of software and combined hardware and software products for IT security, including network security, endpoint security, cloud security, mobile security, data security and security management.

Checkmarx is a global software security company headquartered in Ramat Gan, Israel. Founded in 2006, Checkmarx integrates automated software security technologies into DevOps. Checkmarx provides static and interactive application security testing, software composition analysis (SCA), infrastructure as code security testing (KICS), and application security and training development (Codebashing).

Cheetah Mobile Inc (猎豹移动公司) is a Chinese mobile Internet company headquartered in Beijing. The creator of some of the most popular global mobile apps, it has more than 634 million monthly active users as of Jan 2017.

Core Security is an American computer and network security company that provides an attack intelligence platform, vulnerability management and network penetration testing measurement software products and services. The company’s research arm, CoreLabs, proactively identifies new IT security vulnerabilities, publishes public vulnerability advisories, and works with vendors to assist in eliminating the exposures they find.

Cylance Inc. is an American software firm that develops antivirus programs and other kinds of computer software that prevents, rather than reactively detect, viruses and malware. The company is based in Irvine, California. Cylance has been described as “the first company to apply artificial intelligence, algorithms, and machine learning to cyber security.”

DB Networks is a privately held Information Security company founded in the United States The company is headquartered in San Diego, California, and its regional offices are located in Palo Alto, California and Seattle, Washington.

Digital Guardian is an American data loss prevention software company designed to see and stop malicious actions by users and malware on endpoints. Digital Guardian provides software both at the end-user level and in corporate networks, servers, databases, and the cloud. The company is designed to see and stop malicious actions by users and malware on endpoints. It puts data events into context and applies a granular set of rules to protect it against threats.

Dr.Web is a software suite developed by Russian anti-malware company Doctor Web. First released in 1992, it became the first anti-virus service in Russia.

Entrust Corp., formerly Entrust Datacard, provides financial institutions, national governments, corporate enterprises and other organizations with technologies to establish trusted identities and conduct highly secure transactions. Examples of the company's diverse offerings include software and hardware used to issue financial cards, produce e-passports; authenticate users looking to access secure networks or conduct financial transactions; provide trusted certificates for websites, mobile credentials, and connected devices; and hardware security modules and software for secure encryption and key management solutions. The privately-held company is based in Shakopee, Minnesota and employs more than 2,500 people globally.

ESET is a Slovak internet security company that offers anti-virus and firewall products. ESET is headquartered in Bratislava, Slovakia, and was awarded the recognition of the most successful Slovak company in 2008, 2009 and in 2010.

F-Secure Corporation is a global cyber security and privacy company with over 30 offices around the world and is headquartered in Helsinki, Finland.

G Data CyberDefense AG is a German software company that focuses on computer security. The company was founded in 1985 and is headquartered in Bochum. They are known for being the creators of the world's first antivirus software. G Data use multiple scanning engines; one is developed in-house and the other is the Bitdefender engine. G Data provides several security products that are targeted at home and business markets. The company has a North American subsidiary located in Newark, Delaware.

GadgetTrak is a company based in Portland, Oregon that develops theft recovery and data protection software under the same name. The company was founded in February 2007 by Ken Westin with the launch of the first theft recovery product for USB mass storage devices, that tracked stolen devices including iPods, flash drives, digital cameras and other devices when connected to a computer. The company was issued a patent for the technology on February 24, 2009. GadgetTrak's technology was featured during a special segment by Dateline on iPod theft where they tracked stolen iPods and confronted the thieves. A customized version of the technology was embedded in FLIR thermal imaging cameras as part of an exclusive licensing agreement under the name ThermaTrak utilized for both theft recovery as well as export controls.

ImmuniWeb is a global application security company headquartered in Geneva, Switzerland. ImmuniWeb develops Machine Learning and AI technologies for SaaS-based application security solutions provided via its proprietary ImmuniWeb AI Platform.

Imperva is a cyber security software and services company which provides protection to enterprise data and application software. The company is headquartered in San Mateo, California.

INCA Internet Corporation, also known as nProtect, is a corporation which sells computer software. INCA Internet was founded by Young Heum Joo, the current CEO and President of INCA Internet, in 2000. It offers anti-virus, anti-spyware, game security, and unified corporate security. Headquartered in Seoul, Republic of Korea, INCA Internet was selected as one of the Deloitte Technology Fast 50 Korea 2007 and Deloitte Technology Fast 500 Asia Pacific 2007.

iViZ Security is an information security company which is into on-demand application penetration testing for proactive security audit risk management and compliance for standards such as SOX, PCI, HIPAA and ISO 27001:2005.

Kaspersky Lab is a Russian multinational cybersecurity and anti-virus provider headquartered in Moscow, Russia and operated by a holding company in the United Kingdom. It was founded in 1997 by Eugene Kaspersky, Natalya Kaspersky, and Alexey De-Monderik; Eugene Kaspersky is currently the CEO. Kaspersky Lab develops and sells antivirus, internet security, password management, endpoint security, and other cybersecurity products and services.

Adaware, formerly known as Lavasoft, is a software development company that produces spyware and malware detection software, including Adaware. It operates as a subsidiary of Avanquest a division of Claranova.

Malwarebytes Inc. is an American Internet security company that specializes in protecting home computers, smartphones, and companies from malware and other threats. It has offices in Santa Clara, California, Clearwater, Florida, Tallinn, Estonia and Cork, Ireland.

McAfee Corp. is an American global computer security software company headquartered in San Jose, CA.

Mitro was a password manager for individuals and teams that securely saved users' logins, and allowed users to log in and share access.

Narus Inc. was a software company and vendor of big data analytics for cybersecurity.

Norman Safeground AS develops and sells data security software such as anti-virus, anti-spam, anti-spyware and backup with local support. The company headquarters is in Oslo, Norway. Norman Safeground has a global partner-network, and the main market is Europe.

NortonLifeLock Inc., formerly known as Symantec Corporation is an American software company headquartered in Tempe, Arizona, United States. The company provides cybersecurity software and services. NortonLifeLock is a Fortune 500 company and a member of the S&P 500 stock-market index. The company also has development centers in Pune, Chennai and Bangalore.

NowSecure is a Chicago-based mobile security company that publishes mobile app and device security software.

Paramount Defenses

Paramount Defenses is a privately held American Cyber Security company that develops cyber security solutions to "help organizations secure their foundational Microsoft Active Directory deployments".

Proofpoint, Inc. is an American enterprise security company based in Sunnyvale, California that provides software as a service and products for inbound email security, outbound data loss prevention, social media, mobile devices, digital risk, email encryption, electronic discovery ("eDiscovery"), and email archiving.

Qihoo 360, full name Qihoo 360 Technology Co. Ltd., is a Chinese internet security company that has developed the antivirus software programs 360 Safeguard and 360 Mobile Safe, the Web browser 360 Secure Browser, and the mobile application store 360 Mobile Assistant. It was founded by Zhou Hongyi and Qi Xiangdong in June 2005. The company's head office is in Chaoyang District, Beijing.

Quick Heal

Quick Heal Technologies, is an Indian multinational cybersecurity software company, headquartered in Pune, Maharashtra, India. The company was formerly known as CAT Computer Services (P) Ltd and was started as a computer service centre in 1995. The company was renamed as Quick Heal Technologies Pvt. Ltd. in 2007.

Safelayer Secure Communications S.A. is a Spanish private company founded in May 1999. It develops software products on the public key infrastructure area. Safelayer's technology is part of the three major certification and digital identity projects in Spain: Fábrica Nacional de Moneda y Timbre, the Spanish ID card DNI electrónico and the Spanish E-passport. Safelayer's technology also secures the NATO X400 messaging system.

SafeNet, Inc. was an information security company based in Belcamp, Maryland, United States, which was acquired in August 2014 by the French security company Gemalto. Gemalto was, in turn, acquired by Thales Group in 2019. The former SafeNet's products include solutions for enterprise authentication, data encryption, and key management. SafeNet's software monetization products are sold under the Thales Sentinel brand.

Sourcefire, Inc was a technology company that developed network security hardware and software. The company's Firepower network security appliances were based on Snort, an open-source intrusion detection system (IDS). Sourcefire was acquired by Cisco for $2.7 billion in July 2013.

Trend Micro

Trend Micro Inc. is an American-Japanese multinational cyber security software company with global headquarters in Tokyo, Japan and Irving, Texas, United States, with regional headquarters and R&D centers in Asia, Europe, and North America. The company develops enterprise security software for servers, containers, & cloud computing environments, networks, and end points. Its cloud and virtualization security products provide automated security for customers of VMware, Amazon AWS, Microsoft Azure, and Google Cloud Platform.

Tripwire, Inc. is a software company based in Portland, Oregon that develops, markets and sells information technology (IT) for security and compliance automation.

Tufin is a security policy management company specializing in the automation of security policy changes across hybrid platforms while improving security and compliance. The Tufin Orchestration Suite supports next-generation firewalls, network layer firewalls, routers, network switches, load balancers, web proxies, private and public cloud platforms and microservices.

Venafi, Inc. is a privately held cybersecurity company that develops software to secure and protect cryptographic keys and digital certificates. Its enterprise key and certificate management and security products are certificate authority (CA) independent and manage security instruments such as Transport Layer Security (TLS) digital certificates and Secure Shell (SSH) keys. Venafi does not sell encryption and it is not a Certificate Authority (CA).

Ziften

Ziften was a cybersecurity software company based in Austin, Texas, United States. The organization's endpoint protection platform is designed to provide advanced anti-virus, endpoint detection and response, and endpoint visibility and hardening for enterprise laptops, desktops, servers and cloud. As of 2020, Ziften is out of business.