Security Startups

Quantstamp provides smart contract and blockchain security audits and verification services for Web3 and Web2 projects. The company serves developers and teams building decentralized applications, DeFi protocols, and blockchain infrastructure.

13 investors

Reality Defender develops an AI platform for detecting deepfakes and synthetic media, serving enterprise organizations to prevent fraud and impersonation. The company offers multimodal detection capabilities through an API and SDK for developers.

13 investors

Vanta provides a security and compliance platform that helps companies improve their security posture and demonstrate compliance to auditors. The platform serves enterprise customers across industries seeking to manage security controls, governance, and regulatory compliance.

12 investors

Anjuna develops software for secure data sharing and confidential computing in cloud and AI environments. The company serves enterprises seeking to protect data while leveraging cloud and artificial intelligence capabilities.

10 investors

Better Auth is an open-source authentication framework for TypeScript applications that provides composable, plugin-based authentication with support for multiple methods including credential auth, social sign-on, passkeys, and enterprise features. It serves developers building consumer and enterprise applications across various frameworks including Next.js, Nuxt, and SvelteKit.

8 investors

Authy provides a two-factor authentication (2FA) app that protects user accounts from unauthorized access by requiring device-based identity verification. The service enables individuals to secure their online accounts across various platforms against hackers and account takeovers.

7 investors

Ambient.ai develops an AI-powered platform using computer vision to automate physical security monitoring and threat detection for enterprises. The platform identifies and responds to security threats in real-time, addressing the limitations of traditional camera-based surveillance.

6 investors

Cyble provides threat intelligence and security solutions for organizations to protect against cyber threats across their attack surface. The company serves enterprises including Fortune 500 firms and government entities in the cybersecurity industry.

6 investors

Doppler provides a secrets management platform for developers, DevOps, and security teams to securely manage sensitive credentials and configuration data within their development workflows.

6 investors

Upfort provides software and automation solutions for managing cyber risk, combining security expertise with insurance and data analytics to improve organizational cyber resilience.

6 investors

Escape provides an offensive security platform that continuously maps an organization's attack surface and identifies vulnerabilities the way attackers would, integrating directly into engineering workflows. The platform is designed for security teams managing large numbers of developers.

5 investors

Riot is an employee security posture management platform that monitors and improves cybersecurity behaviors across workforces to defend against AI-powered threats. The platform serves enterprise companies and security teams seeking to reduce employee-targeted cyberattacks through real-time monitoring, awareness training, and integrated security scoring.

5 investors

Risotto is an AI help desk platform for internal support across multiple departments (IT, HR, Finance, Legal, Security) that automates repetitive questions, routes tickets, and manages access control by integrating with knowledge bases and communication tools like Slack and Teams.

5 investors

Apozy builds Airlock, a browser defense platform that uses native browser isolation to disarm malicious websites at the moment a user clicks a link. It also offers an API backed by a visual threat database to check URLs for malicious content in real time, targeting security-focused enterprises.

4 investors

Argument builds zero-knowledge cryptography, formal verification, and distributed consensus systems for private and decentralized software. The company develops tools including Lurk (a ZK reduction-machine), Yatima (a certifying compiler for provably correct programs), Sphinx (a ZK virtual machine), and ZK light clients for blockchain interoperability.

4 investors

AuthZed provides authorization infrastructure that automatically evaluates access permissions based on team and organizational hierarchies, eliminating the need for manual permission syncing and background jobs. The platform serves enterprise software builders who need dynamic access control that updates in real-time as team memberships change.

4 investors

Castle builds trust infrastructure for the modern internet, helping organizations detect and prevent fraud and account takeover attacks. The company serves enterprise and mid-market customers requiring security and identity verification solutions.

4 investors

Cloudanix provides cloud security solutions that help engineering teams identify and remediate security findings across their cloud infrastructure. The platform maps findings to identity, assets, and blast radius with associated remediation guidance.

4 investors

Oneleet provides a compliance management platform that helps SaaS companies achieve SOC 2, ISO 27001, and other security certifications. The platform integrates with cloud and development tools to automate evidence collection and compliance workflows for startups through enterprises.

4 investors

Prembly provides an API that enables digital businesses to verify the identities of individuals and companies across emerging market regions.

4 investors

Sqreen provides runtime application security monitoring for enterprises, analyzing code execution in real time to protect applications, APIs, and microservices from attacks while maintaining performance.

4 investors

Swif develops a device and inventory management application that uses AI to eliminate shadow IT and provide businesses with control and visibility over their device security.

4 investors

Telivy provides continuous risk management and vulnerability monitoring for managed service providers (MSPs), combining asset monitoring, vulnerability prioritization, and automated remediation tracking aligned to security frameworks and CIS controls.

4 investors

Agency provides outsourced security and compliance operations for enterprise companies, combining forward-deployed U.S.-based compliance engineers with proprietary AI. The platform offers virtual CISO services, control implementation, evidence collection, continuous monitoring, vendor risk assessment, and penetration testing.

3 investors