Cybersecurity Startups

K2 Integrity provides advisory and investigative services in financial crimes risk management, investigations, monitoring, cybersecurity, virtual asset advisory, and training and certifications. It serves clients seeking to protect their operations, reputations, and economic security through interdisciplinary expert teams.

1 investor

Kanopy Security provides application security solutions for enterprises, helping AppSec and platform teams secure low-code/no-code applications, automations, and AI agents built by non-technical creators without impeding development velocity.

1 investor

Karambit.AI performs static analysis of software binaries (without source code) to detect malicious or unintended behaviors and verify integrity before deployment. It helps organizations secure their software supply chain and maintain compliance during product release and updates.

1 investor

Karlsgate provides a data governance and identity protection platform (the Karlsgate Identity Exchange) that lets organizations match, share, and collaborate on sensitive data across partners and AI workflows without transmitting raw identifiers, using locally generated cryptonyms and single-use protected values. It serves enterprises with data privacy and compliance needs, embedding automated policy enforcement into their data workflows.

1 investor

Kasm delivers secure workspace access through web browsers, enabling remote application and desktop access without requiring client software installation. The platform serves organizations implementing web-first or zero-trust security strategies.

1 investor

Kastle Systems International is a managed security and workplace safety provider offering physical security solutions integrated with HR, IT, and facilities systems for enterprise clients. The company operates through a family of five security brands including Kastle Systems and Mutual Security Services.

1 investor

Katara operates an agentic platform that connects students, agents, and universities through a shared, governed funnel to improve international student recruitment while maintaining compliance and human oversight. The platform serves UK universities facing financial pressure from dependence on international tuition fees and tightening visa regulations.

1 investor

Keeper Security provides a zero-knowledge encrypted password manager, secrets manager, and privileged access management (PAM) platform for organizations, with features covering vault storage, credential sharing, session management, and compliance auditing. It serves enterprises and public-sector customers, offering integrations with identity providers, SIEM tools, and DevOps pipelines.

1 investor

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.

1 investor

KelVPN is a cryptocurrency token (ERC20 and BEP20) with market data and trading information available on multiple exchanges and blockchain explorers.

1 investor

KERI is an open-source standard for key management and credential verification that is being deployed by the Global Legal Entity Identifier Foundation in their vLEI (verifiable Legal Entity Identifier) system.

1 investor

Kertos offers a no-code compliance platform that automatically discovers and monitors a company's systems, data sources, and processing activities to reduce shadow IT risk and support GDPR and ISO 27001 requirements. It targets fast-growing B2B and B2C startups and scaleups looking to automate data protection and build an ISMS.

1 investor

Kestrel provides AI agents for platform engineering that automate incident response, cloud provisioning, CI/CD pipelines, and developer requests through deterministic workflows. The platform enables infrastructure and DevOps teams to build and execute automations using natural language, visual editing, or code across 30+ integrations.

1 investor

Keybase is a messaging and file storage platform that uses public key cryptography to provide end-to-end encryption for communications and documents. The service serves individuals, families, teams, and groups across work and social contexts.

1 investor

KeyCaliber provides AI-native security visibility and asset management across an organization's security tools, from endpoint to boardroom. The platform aggregates data from existing security infrastructure (EDR, vulnerability management, cloud, identity) to identify coverage gaps, shadow IT/AI, and prioritize exposures based on business impact.

1 investor

Keyno develops payment security and e-commerce fraud prevention technology, protecting digital transactions for consumers and businesses globally. The company provides solutions including dynamic CVV2, transaction controls, and biometric authentication to secure payment systems.

1 investor

Keyo builds a palm-based biometric identification system, using a device that analyzes data points from the hand to enable touchless identity verification. Its product suite includes integration APIs, an app hub and sandbox, and an ID vault, positioning the technology as a replacement for wallets, keys, and physical IDs.

1 investor

Keyri provides fraud prevention and authentication software that uses device fingerprinting and biometric methods to help companies detect fraudulent activity and verify user identities across mobile and web applications.

1 investor

Keyring builds on-chain financial infrastructure for fixed income markets, providing three core products to address compliance, insurance, settlement, and governance barriers. The platform serves institutional participants in decentralized finance who want to trade tokenized fixed income assets with institutional-grade controls and risk management.

1 investor

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.

1 investor

Kidas develops acoustic AI technology for voice providers to detect AI voice fraud, robocalls, and voice-based threats in real-time. The company protects telecommunications networks and their customers from emerging voice-based security risks.

1 investor

Kigen provides embedded SIM technology and remote provisioning services for IoT device connectivity, serving chipset makers, device manufacturers, mobile network operators, and solution providers across multiple industries.

1 investor

Kikimora is an AI security agent that connects a security stack (AWS, Azure, Cloudflare, GitHub, Qualys, Tenable, FortiGate and other tools, 18 integrations total) into one conversational interface for triaging findings, drafting fixes, and approving remediation. It supports CSPM, vulnerability management, and compliance automation, with multi-tenant workspaces aimed at teams managing multiple client environments.

1 investor

King & Union develops enterprise cybersecurity software and consultative services to help organizations manage and reduce cyber risk. The company serves U.S. Government agencies, the Intelligence Community, critical infrastructure sectors, and commercial enterprises.

1 investor