The cybersecurity sector is experiencing a surge in funding, with a strong focus on companies that apply artificial intelligence. These startups are securing substantial capital to scale their security technologies.
Cyera, an AI data security firm, leads with $1.3 billion in funding. Another notable company is Quantinuum, which has raised $925 million to merge quantum computing with cybersecurity.
Below is our list of 100 Cyber Security startups worth keeping an eye on.
Failory's Top 10 Picks
Tool
Fundraising OS
Everything you need to raise funding for your startup, including 3,500+ investors, 7 tools, 18 templates and 3 learning resources.
Buy It For $97 $297 →Sheet
2,189 Accelerators & Incubators
Information about the industries, countries, and cities they generally invest in.
Get the Sheet for $50Sheet
1,600+ Unicorns
Information about their valuation, HQ's location, founded year, name of founders, funding amount and number of employees.
Get the Sheet for $50Sheet
250 BioTech & Health Investors
List of startup investors in the BioTech, Health, and Medicine industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50Sheet
250 AI Investors
List of 250 startup investors in the AI and Machine Learning industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50Sheet
250 Fintech Investors
List of 250 startup investors in the FinTech and Finance industries, along with their Twitter, LinkedIn, and email addresses.
Get the Sheet for $50Quantinuum builds full-stack quantum computers, combining powerful hardware with sophisticated software. Their technology is designed to accelerate breakthroughs in areas like chemistry, cybersecurity, and finance.
| Headquarters | Broomfield, Colorado, United States |
| Year Founded | 2021 |
| Founders | Ilyas Khan |
| Funding Amount | $925M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series B |
| Top Investors | QED Investors, JP Morgan Chase, NVentures, Amgen, Korea Investment Partners |
Nozomi Networks provides a cybersecurity platform that protects operational technology, Internet of Things, and cyber-physical systems. The company specializes in delivering visibility and threat detection for industrial control systems, helping organizations minimize risk and ensure operational resilience.
| Headquarters | San Francisco, California, United States |
| Year Founded | 2013 |
| Founders | Andrea Carcano, Moreno Carullo |
| Funding Amount | $266M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Private Equity |
| Top Investors | CDP Venture Capital, Lux Capital, Partners Group, Schneider Electric, Activate Capital Partners |
SecurityScorecard builds a cybersecurity platform that provides security ratings for millions of companies. Organizations use these scores to predict and remediate potential risks, giving them a clear view of their own security posture and that of their vendors.
| Headquarters | New York, New York, United States |
| Year Founded | 2013 |
| Founders | Aleksandr Yampolskiy, Sam Kassoumeh |
| Funding Amount | $292.2M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series E |
| Top Investors | Sequoia Capital, Two Sigma Ventures, Riverwood Capital, AlleyCorp, NGP Capital |
Semperis develops enterprise identity protection and cyber resilience solutions for cross-cloud and hybrid environments. Their platform helps organizations defend against cyberattacks targeting directory services and provides tools for rapid, malware-free recovery.
| Headquarters | Hoboken, New Jersey, United States |
| Year Founded | 2014 |
| Founders | Guy Teverovsky, Matan Liberman, Mickey Bresman |
| Funding Amount | $498.3M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series C |
| Top Investors | Insight Partners, Paladin Capital Group, JP Morgan, Ten Eleven Ventures, Kohlberg Kravis Roberts |
Zania builds autonomous AI agents to help businesses manage their security, risk, and compliance posture. The platform automates complex security operations, allowing teams to maintain continuous adherence to industry standards.
| Headquarters | Palo Alto, California, United States |
| Year Founded | 2023 |
| Founders | Shruti Gupta |
| Funding Amount | $18M |
| Startup Size | Lean Team (11-50) |
| Last Funding Status | Series A |
| Top Investors | Anthropic, Menlo Ventures, New Enterprise Associates, Palm Drive Capital, George Kurtz |
Cyera provides an AI-powered data security platform that gives enterprises deep context on their data to ensure cyber-resilience and compliance. Their technology helps security teams automatically discover, classify, and secure sensitive information across their entire data landscape.
| Headquarters | New York, New York, United States |
| Year Founded | 2021 |
| Founders | Tamar Bar-Ilan, Yotam Segev |
| Funding Amount | $1.3B |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series E |
| Top Investors | Sequoia Capital, Accel, Lightspeed Venture Partners, Sapphire Ventures, Georgian |
Sumsub builds an all-in-one verification platform that secures the entire customer journey from onboarding to ongoing transactions. Their technology helps businesses fight fraud and stay compliant by combining AI-powered identity checks with transaction monitoring.
| Headquarters | Limassol, Limassol, Cyprus |
| Year Founded | 2015 |
| Founders | Andrew Sever, Jacob Sever, Peter Sever, Vyacheslav Zholudev |
| Funding Amount | $37.5M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series B |
| Top Investors | Flint Capital |
BigID builds a data intelligence platform that gives organizations visibility and control over their sensitive information. The platform uses AI to automate discovery and classification, enabling companies to strengthen their data security, privacy, and governance.
| Headquarters | New York, New York, United States |
| Year Founded | 2016 |
| Founders | Dimitri Sirota, Nimrod Vax |
| Funding Amount | $306.1M |
| Startup Size | Large Team (251-1,000) |
| Last Funding Status | Series E |
| Top Investors | Advent International, Plug and Play, Bessemer Venture Partners, Salesforce Ventures, Tiger Global Management |
CalypsoAI builds a security platform designed to protect and validate artificial intelligence and machine learning systems. Their platform helps organizations automatically test, monitor, and secure their AI models against emerging threats.
| Headquarters | Washington, District of Columbia, United States |
| Year Founded | 2018 |
| Founders | Davey Gibian, Neil Serebryany, Victor Ardulov |
| Funding Amount | $43.2M |
| Startup Size | Mid-Size Team (51-250) |
| Last Funding Status | Venture Round |
| Top Investors | ARVO VENTURE CAPITAL, 8VC, Lightspeed Venture Partners, Lockheed Martin Ventures, Crosspoint Capital Partners |
ID.me created a digital identity wallet that allows users to securely verify their identity across different websites and services. The platform is trusted by government agencies and major brands to provide secure access and combat fraud.
| Headquarters | Mclean, Virginia, United States |
| Year Founded | 2010 |
| Founders | Blake Hall, Matthew Thompson, Tanel Suurhans |
| Funding Amount | $814.2M |
| Startup Size | Major Organization (1,001-5,000) |
| Last Funding Status | Series E |
| Top Investors | BoxGroup, Morgan Stanley, Ribbit Capital, Fortress Investment Group, Ares Management |
90 Additional Cyber Security Startups Worth Following
Our top ten picks are just a small slice of the exciting work happening in cyber security. Founders are building new tools to protect everything from personal data to critical infrastructure, and together the companies on this list have raised over $24 billion to do it.
Here are dozens more companies to keep an eye on. Some are new and scrappy while others are well on their way, but all of them are making the digital world a safer place.