# Top 50 AI Security Startups Worldwide by Funding (2026)

> The 50 best-funded AI security startups worldwide, ranked by total funding raised: $7.1B combined. With founding year, headquarters and each company's rounds.

Source: https://millionrounds.com/top-lists/ai-security-startups (Millionrounds; every figure on the page links to its filing or article)

- 1 [**Coralogix** Coralogix is a full-stack observability platform founded in 2014, headquartered in Boston, Massachusetts, with additional offices in Ramat Gan, Israel, and San](https://millionrounds.com/company/coralogix) Coralogix is a full-stack observability platform founded in 2014, headquartered in Boston, Massachusetts, with additional offices in Ramat Gan, Israel, and San *Founded* 2014 Boston, United States **$326M** last round Jun 2026
- 2 [**Criticalstart** Critical Start is a cybersecurity company based in Plano, Texas, founded in 2012 by Rob Davis.](https://millionrounds.com/company/criticalstart) Critical Start is a cybersecurity company based in Plano, Texas, founded in 2012 by Rob Davis. *Founded* 2012 Plano, United States **$255M** last round Apr 2022
- 3 [**CloudWalk Technology** CloudWalk Technology is an AI platform that provides facial recognition services for the financial, public security, and aviation sectors.](https://millionrounds.com/company/cloudwalk-technology) CloudWalk Technology is an AI platform that provides facial recognition services for the financial, public security, and aviation sectors. *Founded* 2015 Beijing **$254M** last round May 2020
- 4 [**Abnormal AI** Abnormal AI, founded in 2018 by Evan Reiser and Sanjay Jeyakumar, is a leading AI-native cybersecurity company based in San Francisco, California.](https://millionrounds.com/company/abnormal-ai) Abnormal AI, founded in 2018 by Evan Reiser and Sanjay Jeyakumar, is a leading AI-native cybersecurity company based in San Francisco, California. *Founded* 2018 Las Vegas, United States **$250M** last round Aug 2024
- 5 [**Metomic** Metomic is an enterprise data security company based in London, specializing in AI-powered protection for sensitive data across SaaS applications, cloud platfor](https://millionrounds.com/company/metomic) Metomic is an enterprise data security company based in London, specializing in AI-powered protection for sensitive data across SaaS applications, cloud platfor *Founded* 2018 London, United Kingdom **$242M** last round Feb 2023
- 6 [**ZeroFOX** ZeroFox delivers proactive external cybersecurity to outfox the adversary and disrupt, identify, and dismantle threats outside the traditional corporate perimeter.](https://millionrounds.com/company/zerofox) ZeroFox delivers proactive external cybersecurity to outfox the adversary and disrupt, identify, and dismantle threats outside the traditional corporate perimeter. *Founded* 2013 Baltimore, United States **$210M** last round Aug 2022
- 7 [**Corelight** Corelight is a cybersecurity company based in San Francisco, founded in 2013.](https://millionrounds.com/company/corelight) Corelight is a cybersecurity company based in San Francisco, founded in 2013. *Founded* 2016 San Francisco, United States **$209M** last round Apr 2024
- 8 [**Exaforce** Exaforce is a cybersecurity software company based in San Jose, California, founded in 2023.](https://millionrounds.com/company/exaforce) Exaforce is a cybersecurity software company based in San Jose, California, founded in 2023. *Founded* 2023 San Jose, United States **$201M** last round May 2026
- 9 [**Obsidian Security** Obsidian Security is a cybersecurity company founded in 2017, specializing in comprehensive security solutions for SaaS and enterprise AI environments.](https://millionrounds.com/company/obsidian-security) Obsidian Security is a cybersecurity company founded in 2017, specializing in comprehensive security solutions for SaaS and enterprise AI environments. *Founded* 2017 Palo Alto, United States **$191M** last round Aug 2026
- 10 [**Exabeam** Exabeam is a global leader in cybersecurity, based in Foster City, California.](https://millionrounds.com/company/exabeam) Exabeam is a global leader in cybersecurity, based in Foster City, California. *Founded* 2013 Broomfield, United States **$191M** last round Dec 2021
- 11 [**Versa Networks** Versa Networks, founded in 2012 and based in Santa Clara, California, is a leader in Secure Access Service Edge (SASE) solutions.](https://millionrounds.com/company/versa-networks) Versa Networks, founded in 2012 and based in Santa Clara, California, is a leader in Secure Access Service Edge (SASE) solutions. *Founded* 2012 Santa Clara, United States **$177M** last round Oct 2022
- 12 [**Govini** Air, formerly known as Govini, is a defense technology company founded in 2011 and based in Arlington, Virginia.](https://millionrounds.com/company/govini) Air, formerly known as Govini, is a defense technology company founded in 2011 and based in Arlington, Virginia. *Founded* 2011 Arlington, United States **$170M** last round Oct 2025
- 13 [**7AI** 7AI is a Boston-based cybersecurity company that has developed the first agentic security platform.](https://millionrounds.com/company/7ai) 7AI is a Boston-based cybersecurity company that has developed the first agentic security platform. *Founded* 2024 Boston, United States **$166M** last round Dec 2025
- 14 [**Armadin Security** Armadin Security is an AI-powered cybersecurity company that specializes in real-time threat hunting.](https://millionrounds.com/company/armadin-security) Armadin Security is an AI-powered cybersecurity company that specializes in real-time threat hunting. *Founded* 2025 Menlo Park, United States **$165M** last round Jan 2026
- 15 [**Blackwall** Blackwall is an AI-enabled security infrastructure company based in Tallinn, Estonia.](https://millionrounds.com/company/blackwall) Blackwall is an AI-enabled security infrastructure company based in Tallinn, Estonia. *Founded* 2019 Tallinn, United Kingdom **$162M** last round Oct 2026
- 16 [**XBOW** XBOW is an autonomous offensive security platform that specializes in AI-driven cybersecurity solutions.](https://millionrounds.com/company/xbow) XBOW is an autonomous offensive security platform that specializes in AI-driven cybersecurity solutions. *Founded* 2024 Seattle, United States **$155M** last round May 2026
- 17 [**Oasis Security** Oasis is a non-human identity management platform that aims to give visibility and risk assessment.](https://millionrounds.com/company/oasis-security) Oasis is a non-human identity management platform that aims to give visibility and risk assessment. *Founded* 2022 New York, United States **$155M** last round Mar 2026
- 18 [**BigID** BigID is a software company based in New York, founded in 2016 by Dimitri Sirota and Nimrod Vax.](https://millionrounds.com/company/bigid) BigID is a software company based in New York, founded in 2016 by Dimitri Sirota and Nimrod Vax. *Founded* 2016 New York, United States **$154M** last round Mar 2024
- 19 [**HiddenLayer**](https://millionrounds.com/company/hiddenlayer) *Founded* - United States **$150M** last round Sept 2026
- 20 [**Sublime Security** Sublime Security is an adaptive, AI-powered cloud email security platform founded in 2019 in Washington, DC.](https://millionrounds.com/company/sublime-security) Sublime Security is an adaptive, AI-powered cloud email security platform founded in 2019 in Washington, DC. *Founded* 2019 Washington, United States **$150M** last round Nov 2025
- 21 [**Zscaler** Zscaler empowers enterprises to modernize security, streamline operations and help transform business through its innovative approach to cybersecurity.](https://millionrounds.com/company/zscaler) Zscaler empowers enterprises to modernize security, streamline operations and help transform business through its innovative approach to cybersecurity. *Founded* 2007 San Jose, United States **$148M** last round Sept 2015
- 22 [**Shape Security** Shape Security is a cybersecurity company that specializes in AI-powered application defense technology.](https://millionrounds.com/company/shape-security) Shape Security is a cybersecurity company that specializes in AI-powered application defense technology. *Founded* 2011 Seattle, United States **$143M** last round Sept 2019
- 23 [**Egnyte** Egnyte is a software company based in Mountain View, California, that specializes in an AI-powered content cloud.](https://millionrounds.com/company/egnyte) Egnyte is a software company based in Mountain View, California, that specializes in an AI-powered content cloud. *Founded* 2008 Mountain View, United States **$143M** last round Oct 2018
- 24 [**Vectra AI** Vectra AI is a cybersecurity company based in San Jose, California, founded in 2011.](https://millionrounds.com/company/vectra-ai) Vectra AI is a cybersecurity company based in San Jose, California, founded in 2011. *Founded* 2011 San Jose, United States **$130M** last round Apr 2021
- 25 [**Fortress Information Security** Fortress Information Security is an AI-powered cybersecurity company founded in 2015, based in Orlando, Florida.](https://millionrounds.com/company/fortress-information-security) Fortress Information Security is an AI-powered cybersecurity company founded in 2015, based in Orlando, Florida. *Founded* 2015 Orlando, United States **$125M** last round Apr 2022
- 26 [**RECO** Reco is an identity-first SaaS security solution that provides full visibility into every app, identity, and action to protect against risk.](https://millionrounds.com/company/reco) Reco is an identity-first SaaS security solution that provides full visibility into every app, identity, and action to protect against risk. *Founded* 2020 South Korea **$125M** last round Sept 2026
- 27 [**Adaptive Security** Adaptive Security is the security layer for the AI era, protecting organizations and their employees from modern cyberattacks.](https://millionrounds.com/company/adaptive-security) Adaptive Security is the security layer for the AI era, protecting organizations and their employees from modern cyberattacks. *Founded* 2024 New York, United States **$124M** last round Dec 2025
- 28 [**Banjo** Banjo is a provider of AI-based security and surveillance monitoring solutions for the commercial sector.](https://millionrounds.com/company/banjo) Banjo is a provider of AI-based security and surveillance monitoring solutions for the commercial sector. *Founded* 2010 South Jordan, United States **$121M** last round May 2015
- 29 [**Depthfirst** depthfirst is an applied AI lab and AI-native security platform founded in October 2024, based in San Francisco, California.](https://millionrounds.com/company/depthfirst) depthfirst is an applied AI lab and AI-native security platform founded in October 2024, based in San Francisco, California. *Founded* - San Francisco, United States **$120M** last round Apr 2026
- 30 [**Zafran Security** Zafran Security is a New York-based cybersecurity company founded in 2022, specializing in an AI-native Threat Exposure Management (TEM) Platform.](https://millionrounds.com/company/zafran-security) Zafran Security is a New York-based cybersecurity company founded in 2022, specializing in an AI-native Threat Exposure Management (TEM) Platform. *Founded* 2022 New York, United States **$120M** last round Jul 2026
- 31 [**Cyberhaven** Cyberhaven is a cybersecurity company based in Palo Alto, California, founded in 2016 by a team of five PhD researchers from MIT and EPFL.](https://millionrounds.com/company/cyberhaven) Cyberhaven is a cybersecurity company based in Palo Alto, California, founded in 2016 by a team of five PhD researchers from MIT and EPFL. *Founded* 2016 Palo Alto, United States **$113M** last round Apr 2025
- 32 [**LayerX** LayerX is a provider of a browser security platform that turns any browser into a secure and manageable workspace.](https://millionrounds.com/company/layerx) LayerX is a provider of a browser security platform that turns any browser into a secure and manageable workspace. *Founded* 2021 Japan **$111M** last round Sept 2025
- 33 [**Callsign** Callsign is a global technology company based in London, UK, that focuses on digital identity, fraud prevention, and behavioral authentication.](https://millionrounds.com/company/callsign) Callsign is a global technology company based in London, UK, that focuses on digital identity, fraud prevention, and behavioral authentication. *Founded* 2011 London, United Kingdom **$109M** last round Jun 2023
- 34 [**Alcatraz** Alcatraz, also known as Alcatraz AI, is a security technology company based in Cupertino, California, founded in 2016.](https://millionrounds.com/company/alcatraz) Alcatraz, also known as Alcatraz AI, is a security technology company based in Cupertino, California, founded in 2016. *Founded* 2016 Cupertino, United States **$106M** last round Apr 2026
- 35 [**Horizon3.ai** Horizon3.ai is a cybersecurity startup based in San Francisco, California, founded in 2019 by a team of cybersecurity veterans, including former U.S.](https://millionrounds.com/company/horizon3-ai) Horizon3.ai is a cybersecurity startup based in San Francisco, California, founded in 2019 by a team of cybersecurity veterans, including former U.S. *Founded* 2019 San Francisco, United States **$100M** last round Jan 2026
- 36 [**Noma Security** Noma Security is an enterprise AI security and governance platform founded in 2023 and headquartered in Tel Aviv, Israel, with a presence in New York.](https://millionrounds.com/company/noma-security) Noma Security is an enterprise AI security and governance platform founded in 2023 and headquartered in Tel Aviv, Israel, with a presence in New York. *Founded* 2023 New York, United States **$100M** last round Jul 2025
- 37 [**Apiiro** Apiiro is a cybersecurity company focused on protecting AI-driven development environments.](https://millionrounds.com/company/apiiro) Apiiro is a cybersecurity company focused on protecting AI-driven development environments. *Founded* 2019 New York, United States **$100M** last round Nov 2022
- 38 [**Coro** Coro is a cybersecurity company based in Chicago, Illinois, with additional offices in New York, London, Tel Aviv, and Ukraine.](https://millionrounds.com/company/coro) Coro is a cybersecurity company based in Chicago, Illinois, with additional offices in New York, London, Tel Aviv, and Ukraine. *Founded* 2014 Chicago, United States **$100M** last round Mar 2024
- 39 [**Ent** Ent is an intent-aware workspace security platform dedicated to protecting work in real-time, particularly in environments where human and AI activities intersect.](https://millionrounds.com/company/ent) Ent is an intent-aware workspace security platform dedicated to protecting work in real-time, particularly in environments where human and AI activities intersect. *Founded* 2024 San Francisco, United States **$100M** last round Jul 2026
- 40 [**Airia** Airia is the enterprise AI security, orchestration, and governance platform that enables organizations to deploy AI quickly, safely, and at scale.](https://millionrounds.com/company/airia) Airia is the enterprise AI security, orchestration, and governance platform that enables organizations to deploy AI quickly, safely, and at scale. *Founded* 2023 Atlanta, United States **$100M** last round Sept 2025
- 41 [**Evolv Technology** Evolv Technology an AI-enabled touchless security screening system that uses digital sensors and artificial intelligence to detect threats.](https://millionrounds.com/company/evolv-technology) Evolv Technology an AI-enabled touchless security screening system that uses digital sensors and artificial intelligence to detect threats. *Founded* 2013 Waltham, United States **$93M** last round Jul 2025
- 42 [**Straiker** Straiker is an AI security company based in Sunnyvale, California, founded in 2024.](https://millionrounds.com/company/straiker) Straiker is an AI security company based in Sunnyvale, California, founded in 2024. *Founded* 2024 Sunnyvale, United States **$85M** last round Jun 2026
- 43 [**Agari** Agari is a cloud-native email security platform based in Foster City, California.](https://millionrounds.com/company/agari) Agari is a cloud-native email security platform based in Foster City, California. *Founded* 2009 California, United States **$85M** last round Jun 2018
- 44 [**Linx Security** Linx Security is a privately held cybersecurity company founded in 2023 and based in New York, New York.](https://millionrounds.com/company/linx-security) Linx Security is a privately held cybersecurity company founded in 2023 and based in New York, New York. *Founded* 2023 New York, United States **$83M** last round May 2026
- 45 [**Irregular** Irregular is a frontier security lab dedicated to protecting the globe from increasingly complex AI systems.](https://millionrounds.com/company/irregular) Irregular is a frontier security lab dedicated to protecting the globe from increasingly complex AI systems. *Founded* - United States **$80M** last round Sept 2025
- 46 [**Aurascape** Aurascape is an AI-native security company based in Santa Clara, California.](https://millionrounds.com/company/aurascape) Aurascape is an AI-native security company based in Santa Clara, California. *Founded* 2024 Santa Clara, United States **$76M** last round May 2026
- 47 [**Neo Security** Neo Security is a cybersecurity company that develops an AI security platform for enterprises adopting agentic AI and AI-enabled software.](https://millionrounds.com/company/neo-security) Neo Security is a cybersecurity company that develops an AI security platform for enterprises adopting agentic AI and AI-enabled software. *Founded* - Boston, United States **$75M** last round Jul 2026
- 48 [**Swimlane** Swimlane is a leader in agentic AI automation for security, providing a cloud-scale, low-code platform that enhances security operations.](https://millionrounds.com/company/swimlane) Swimlane is a leader in agentic AI automation for security, providing a cloud-scale, low-code platform that enhances security operations. *Founded* 2014 Denver, United States **$74M** last round Jun 2025
- 49 [**Webflow** Design, build, optimize, and rank in AI search, all in Webflow.](https://millionrounds.com/company/webflow) Design, build, optimize, and rank in AI search, all in Webflow. *Founded* - San Francisco, United States **$74M** last round Apr 2025
- 50 [**Xtium** A security-first approach to the managed IT, with AI, enterprise-grade cybersecurity, virtual desktops, unified communications, and more.](https://millionrounds.com/company/xtium) A security-first approach to the managed IT, with AI, enterprise-grade cybersecurity, virtual desktops, unified communications, and more. *Founded* 2011 Oldsmar, United States **$73M** last round Feb 2022

**Total funding** how the list is ranked

**15 November 2026** updated nightly

**Rounds we track** source: Millionrounds

Companies whose own description names this theme, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

## Who backed them?

Open any company for its rounds and investors, or search the investors who back AI security startups worldwide in the app, with filters, lists and exports.

[Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[All top lists](https://millionrounds.com/top-lists)

## More lists worldwide

[See all](https://millionrounds.com/top-lists?r=Global)

[*GV* *V* *RP* **Health startups worldwide** 12,811 companies · $81B](https://millionrounds.com/top-lists/health-startups)[*O* *A* *X* **AI startups worldwide** 10,238 companies · $830B](https://millionrounds.com/top-lists/ai-startups)[*GV* *V* *RP* **Biotech startups worldwide** 7,127 companies · $70B](https://millionrounds.com/top-lists/biotech-startups)[*D* *B* *FT* **Big data startups worldwide** 3,812 companies · $220B](https://millionrounds.com/top-lists/big-data-startups)[*AF* *R* *S* **Fintech startups worldwide** 3,200 companies · $94B](https://millionrounds.com/top-lists/fintech-startups)[*O* *A* *B* **AI startups that raised in 2026** 2,922 companies · $540B in 2026](https://millionrounds.com/top-lists/ai-startups-raised-2026)[*FT* *CE* *P* **Energy providers startups worldwide** 2,808 companies · $152B](https://millionrounds.com/top-lists/energy-providers-startups)[*A* *P* *O* **Marketing tech startups worldwide** 2,728 companies · $28B](https://millionrounds.com/top-lists/marketing-tech-startups)