Cybersecurity Startups

imper.ai detects and prevents impersonation and social engineering attacks across communication channels by analyzing network, device, and behavioral telemetry signals rather than documents or biometrics. Its impersonation detection engine assigns real-time risk scores and enables enterprise teams to allow, restrict, or block sessions at the point of contact.

3 investors

Imprivata is a digital identity company that supports community outreach and corporate social responsibility initiatives through its employee-founded Imprivata Cares organization. The company organizes donation drives, hands-on volunteer projects, and mentoring partnerships focused on local communities.

3 investors

IndyKite builds a system of intelligence that provides real-time contextual data access and retrieval for enterprise applications and AI agents, enabling intelligent decision-making across complex digital environments. The platform captures context, relationships, and trust signals in real time to support organizations where identity, access, and automated decision-making are critical.

3 investors

INETCO provides real-time fraud detection and prevention solutions for digital payments and payment-powered industries. The company serves businesses and enterprises seeking to secure payment transactions through modular, scalable technology.

3 investors

Infrascale provides cloud-based data protection with backup and disaster recovery solutions, offering offsite data storage and standby infrastructure for real-time recovery. It serves SMBs through Managed Service Providers (MSPs) and Value-Added Resellers (VARs) as well as enterprises.

3 investors

Insane Cyber provides cybersecurity monitoring and threat detection built for operational technology (OT) environments, converging host and network data to expand visibility across remote sites, legacy assets, and networks where traditional tools can't deploy. It serves asset owners in critical infrastructure and industrial operations.

3 investors

Internxt is an open-source, zero-knowledge cloud storage provider that encrypts files on the user's device with AES-256 and post-quantum (Kyber-512) cryptography so the provider cannot access them. It offers storage, backup, sharing, VPN, and antivirus for individuals, businesses, and enterprises, with data stored in EU data centers under GDPR.

3 investors

Intertrust builds trust and interoperability infrastructure for interconnected systems, focused on securing data exchange across open networks. Its offerings target the energy sector—supporting IoT networks and energy asset orchestration—and the media sector, providing rights and revenue infrastructure to protect and monetize content.

3 investors

Intigriti operates a bug bounty platform that connects security researchers with organizations to identify and remediate vulnerabilities. The platform facilitates crowdsourced security testing and vulnerability disclosure.

3 investors

Invary provides runtime integrity verification for AI systems using continuous remote attestation technology. The platform detects unauthorized system modifications and ensures the trustworthiness of AI models, applications, and security tools deployed in mission-critical environments.

3 investors

IP Fabric develops a network assurance platform that gives enterprises automated visibility, understanding, and continuous validation of their network infrastructure across cloud, on-premise, wired, and wireless environments. The product is aimed at engineers and operators managing large-scale enterprise networks.

3 investors

Januar is a regulated EEA payment institution offering operational IBAN accounts, crypto trading and storage, and embedded accounts for businesses. It targets crypto-native companies and firms using crypto for cross-border payments, providing banking and payment infrastructure in Europe.

3 investors

JetStream builds a security-first AI governance platform that gives enterprises visibility into AI agents, models, and workflows across SaaS, cloud, APIs, and endpoints, along with design control, identity binding, runtime governance, and cost accountability. It targets organizations moving autonomous AI systems from pilot to production while meeting regulatory, privacy, and security requirements.

3 investors

Jmem Tek designs ASIC solutions, hardware security IP, and IC design services for quantum-resilient cybersecurity, including NIST-certified post-quantum cryptography and hardware-anchored identity authentication. Operating in the upstream semiconductor industry, it protects chips against counterfeiting, unauthorized access, and quantum-era threats.

3 investors

Join builds an agentic network platform, called Graphite AI, that unifies observability, telemetry, and operations across vendor-agnostic access, switching, and SASE using open-standard hardware. The platform targets enterprise IT teams seeking automated, AI-ready network operations and reliability.

3 investors

Jumbo offered a consumer privacy assistant iPhone app that helped individuals manage privacy settings across services like Google and Twitter, clean old tweets, and receive security notifications, with processing done on-device rather than server-side. The company was acquired in 2023.

3 investors

K2 Integrity is a global risk and financial crimes advisory firm that helps public- and private-sector organizations manage risk, meet regulatory obligations, and protect their assets and reputation. Its services span financial crime prevention, regulatory compliance, cybersecurity, investigations, and risk advisory, drawing on former regulators and industry experts alongside technology and data-driven analysis.

3 investors

Kai builds an agentic security layer that autonomously executes security work end-to-end, replacing fragmented tool stacks with intelligence-driven defense. The company serves enterprise organizations seeking to match attacker speed with automated, integrated security operations.

3 investors

Iru provides an AI-powered unified platform for endpoint management, identity, threat detection, and compliance automation serving IT and security teams. The platform consolidates workforce identity, endpoint detection and response, vulnerability management, and compliance tools into a single system.

3 investors

Karamba Security provides runtime protection and binary hardening software for edge devices, embedded systems, and containerized workloads to prevent AI-enabled attacks and supply chain compromises. The company also offers vulnerability intelligence and compliance automation through its VCode platform for software supply chains.

3 investors

Keepsafe provides privacy and security apps with AES-256 encryption to protect personal content on user devices. The service enables individuals to set boundaries, organize their private files, and control what they share.

3 investors

Kekkai provides security services for Web3 projects, focusing on protecting smart contracts and blockchain assets from code exploits and vulnerabilities. It addresses risks tied to publicly stored code and the difficulty of modifying deployed smart contracts.

3 investors

Keyfactor provides a unified trust control platform that consolidates certificate and cryptographic identity management across cloud, on-premises, and edge environments. The platform enables enterprises to continuously discover, assess, automate, and govern machine and workload identities throughout their hybrid infrastructure.

3 investors

Kidas provides white-label threat detection and protection solutions that integrate with SMS, email, voice, and gaming platforms to defend against scams, fraud, and digital threats. The company uses cybersecurity and AI technology to protect communications for gaming platforms, messaging services, and other digital channels.

3 investors