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Top California Cybersecurity Startups (185)

Smallstep
Software • Cybersecurity
San Francisco
21 Employees
Hiring Now

Identify company-owned devices with ease with Smallstep. Ensure that access to financial data, code repositories, PII, SaaS apps, and other sensitive resources is only possible from trusted, company-managed devices.

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Smallstep
Metalware, Inc.
Information Technology • Security • Software • Cybersecurity
2 Offices
4 Employees
Hiring Now

Metalware helps protect cyber-physical systems in critical industries. We develop advanced firmware analysis and security solutions for industries where failure isn’t an option.

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Metalware, Inc.
GitGuardian, Inc.
Cybersecurity
3 Offices
140 Employees
18 Benefits Hiring Now
GitGuardian leads the way in Non-Human Identity security, offering end-to-end solutions from secrets detection in code,

GitGuardian leads the way in Non-Human Identity security, offering end-to-end solutions from secrets detection in code, productivity tools and environments to strong remediation, observability and proactive prevention of leaks. Our solutions are already used by more than 600K developers worldwide! GitGuardian Internal monitoring is the e n°1 security app on the GitHub marketplace. GitGuardian helps organizations find exposed sensitive information that...

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GitGuardian, Inc.
CUJO AI
Internet of Things • Cybersecurity
Walnut
157 Employees
Hiring Now

CUJO AI is the global leader of cutting-edge cybersecurity and network intelligence solutions that enable network operators globally to improve the digital life protection of their customers in and outside the home. By pioneering AI-powered cybersecurity and empowering a growing ecosystem of OEM partners, CUJO AI helps major ISPs around the world to protect their subscribers. Mobile and fixed network operators...

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CUJO AI
Datacurve
Artificial Intelligence • Information Technology • Software • Cybersecurity
Fully Remote
28 Employees
Hiring Now

Providing code data vetted by the best engineers, so you can build the most capable models

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Datacurve
AISLE (aisle.com)
Information Technology • Software • Cybersecurity • Automation
San Francisco
37 Employees
Hiring Now

Organizations of all sizes use AISLE to autonomously discover and remediate critical vulnerabilities at superhuman speed and depth. We secure the entire software stack — from operating systems, libraries, and protocols to the application layer — so teams can build, deploy, and innovate faster and more securely.

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AISLE (aisle.com)
Adaptive Security
Artificial Intelligence • Software • Cybersecurity
2 Offices
74 Employees
Hiring Now

Adaptive is a next-generation cybersecurity platform. We're working with pioneering security teams to protect critical systems from AI-powered cyber attacks. Our customers today include one of the largest payment aggregators in the United States, hedge funds and private equity firms, regional and national banks, leading technology companies, and critical healthcare systems. Join us in building the future of cybersecurity.

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Adaptive Security
XYPRO Technology Corporation
Cloud • Security • Software • Database • Cybersecurity
Simi Valley
98 Employees
37 Benefits Hiring Now

Fortune 500 companies rely on XYPRO to secure their systems. Our diverse 700+ customer base includes the world’s leaders in finance, telecommunications, manufacturing, retail, and government. The XYGATE solution includes risk management, analytics, authentication, privileged privileged access management, auditing and compliance.

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XYPRO Technology Corporation
Stairwell
Cybersecurity
Palo Alto
64 Employees
Hiring Now

Stairwell helps organizations take back the cybersecurity high ground with solutions that attackers can't evade. Its flagship product, the Inception platform, empowers security teams to outsmart any attacker. Stairwell is comprised of security industry leaders and engineers from Google and is backed by Sequoia Capital, Accel, and Gradient Ventures.

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Stairwell
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SafePaaS
Cloud • Information Technology • Software • Cybersecurity
4 Offices
41 Employees
Hiring Now

SafePaaS is an enterprise access governance platform that helps organizations manage risk through a combination of governance, compliance, and identity security. It provides policy-based solutions to automate Segregation of Duties (SoD), Privileged Access Management (PAM), and GRC controls, ensuring operational integrity and safeguarding enterprise data across digital ecosystems.

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SafePaaS
AttackIQ
Information Technology • Software • Cybersecurity
8 Offices
188 Employees
8 Benefits Hiring Now

AttackIQ is the industry’s leading Continuous Threat Exposure Management (CTEM) platform, enabling organizations to measure true exposure, prioritize risk, and disrupt real-world attack paths. It provides a global enterprise security validation platform for proactive cyber threat response.

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AttackIQ
Instil (instil.co)
Artificial Intelligence • Cloud • Software • Cybersecurity • Design • Generative AI
Los Angeles
130 Employees
4 Benefits Hiring Now
We help technology brands transform, innovate and disrupt their markets with secure, category-defining software.

Founded in 2005, our services include product development, delivering next-generation digital solutions; cyber security, helping teams protect against emerging cyber threats; and artificial intelligence, unlocking the potential of your data and people.

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Instil (instil.co)
Vamonos IT
Cloud • Information Technology • Software • Cybersecurity
San Diego
23 Employees
Hiring Now

Whether you are moving IT services to the cloud or optimizing an existing infrastructure, Vamonos IT will guide your transition and enable you to take full advantage of the Microsoft Cloud services available today and into the future. Vamonos IT offers tenant-to-desktop support with extensive domain knowledge and years of directly supporting on-premises Microsoft technologies coupled with large scale cloud...

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Vamonos IT
Halcyon
Cybersecurity
2 Offices
56 Employees
6 Benefits Hiring Now

Halcyon is a cybersecurity company building products that stop ransomware from impacting enterprise customers. Halcyon's core platform offers layered ransomware protection that combines pre-execution detection, behavioral modeling, deception techniques and, if all else fails, resiliency, recovery and isolation of impacted nodes. To learn more and get a demo, contact us today.

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Halcyon
Opal Security
Cybersecurity
2 Offices
36 Employees
12 Benefits Hiring Now

The Opal security platform, backed by Greylock, enables organizations to implement least privilege at scale. Through a combination of insights and workflows, Opal decentralizes access management away from overburdened teams. Without using agents or proxies, Opal is deployed on-premise and cloud in minutes. Opal is based in San Francisco and New York. For more information, please visit www.opal.dev or reach...

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Opal Security
Endsight
Cloud • Information Technology • Cybersecurity
2 Offices
111 Employees
21 Benefits Hiring Now

California-based organizations hire Endsight to ensure that their technology systems operate effectively and align with their business goals. They rely on our award-winning helpdesk support, secure environment, and strategic guidance to thrive. From the help desk specialists to technical account managers, and project managers, Endsight's team collaborates to provide comprehensive IT support to small and mid-sized businesses. In the realm...

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Endsight
Anvilogic
Artificial Intelligence • Cloud • Software • Cybersecurity
Palo Alto
70 Employees
10 Benefits Hiring Now

No more legacy SIEM. Time for a Modern approach. Democratize security across your hybrid, multi-cloud, and other data lakes. Anvilogic is an AI-Driven SOC platform for threat detection and incident response that helps to unify and automate security operations across people, processes, and technology enabling security teams to reduce the time, manual effort, complexity, and expertise needed for building detections and...

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Anvilogic
Galvanick
Cybersecurity
Los Angeles
12 Employees
Hiring Now

Galvanick helps companies secure their industrial operations and minimize cyber risk. Our platform collects telemetry from across our clients' industrial environments to analyze, correlate, and detect malicious behavior. Concerned about cyber threats to your industrial infrastructure and operations? Contact us at [email protected]

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Galvanick
Riot (tryriot.com)
Information Technology • Cybersecurity
22 Offices
105 Employees
43 Benefits Hiring Now

In today's world, most successful cyberattacks start by a human failure. We're making the platform that makes it easy to prepare your employees for cyberattacks, in a way they love.

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Riot (tryriot.com)
G2 Ops, Inc.
Security • Analytics • Cybersecurity
4 Offices
106 Employees
17 Benefits Hiring Now

G2 Ops is a preferred provider of analytical and innovative solutions in the following areas: - Model-Based Systems Engineering - Cybersecurity Requirements, Analysis, and Threat Assessment - Cybersecurity Consulting Strategic vision: G2 Ops helps companies stay ahead of cyber crime and IT threats by identifying and measuring weaknesses before incidents occur, then providing remediation priorities based on individual business and financial risk thresholds.

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G2 Ops, Inc.

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