AI Security
Securing AI/ML systems, models, pipelines, and defending against AI-driven threats.
Adaptive Security
AI-driven platform that simulates deepfake, voice, and multichannel social-engineering attacks to train and test organizations against next-generation phishing.
Zenity
Governance and security platform for AI agents and low-code/no-code development, securing agent identity, permissions and behavior across the…
Quilr
Early-stage agentic AI security startup building a 'Service-as-Software' platform to guard against human-related breaches and secure AI agent…
Tenzai
An agentic AI penetration testing startup building autonomous 'AI hackers' to find and validate exploitable vulnerabilities at a…
Gray Swan AI
Carnegie Mellon-linked startup building automated red-teaming and runtime guardrails that frontier AI labs use to stress-test their models…
Charm Security
Agentic AI workforce that investigates and intervenes on scams and fraud in real time, reading manipulation and intent…
Reco
Reco secures the "agentic ecosystem" — mapping what AI agents can access across SaaS and enterprise apps, detecting…
Alice (formerly ActiveFence)
Israeli AI security company (rebranded from ActiveFence in January 2026) offering a lifecycle platform to test, guard, and…
HiddenLayer
AI security platform unifying ML supply-chain scanning, runtime defense, posture management and automated red-teaming for enterprise AI systems.
Palo Alto Networks (Prisma AIRS)
Major cybersecurity incumbent's unified AI security platform (Prisma AIRS) for discovering, assessing and protecting AI models, agents and…
Crogl
Fully autonomous, private AI SOC analyst that automates triage, investigation, and documentation of security alerts for enterprise SOCs.
Zenity
Security platform for AI agents and low-code/no-code applications, covering posture, runtime detection and governance.
Airia
An Atlanta AI-governance platform, founded by AirWatch's John Marshall, giving CISOs visibility and policy enforcement across every AI…
Noma Security
AI and agent security platform that discovers, governs and red-teams AI assets across cloud, code and AI development…
Cisco AI Defense (Robust Intelligence)
AI security product line built on Robust Intelligence's algorithmic red-teaming and AI Firewall technology, now integrated into Cisco's…
Airrived
Agentic AI platform purpose-built for enterprise security operations, orchestrating composable multi-agent workflows for identity governance, incident response, and…
Outtake
Outtake uses autonomous AI agents to detect and take down AI-driven impersonation, spoofed domains, and fraudulent brand abuse,…
Fravity
Fravity is an Austin-based agentic AI startup that automates fraud, risk, and anti-money-laundering compliance investigations, offering more than…
GetReal Security
GetReal Security builds multimodal deepfake detection and continuous identity verification technology to help enterprises and governments counter AI-generated…
Vega Security
A New York/Tel Aviv company building an AI-native security operations platform with its own purpose-built model, positioned as…
Lakera
LLM security platform providing prompt-injection detection and real-time guardrails for generative AI applications, acquired by Check Point.
Protect AI (now part of Palo Alto Networks)
AI/ML security company (model scanning, MLSecOps, AI-SPM) acquired by Palo Alto Networks for $634.5M and folded into Prisma…
Virtue AI
Virtue AI builds an enterprise security and governance platform for AI models, conversational applications, and autonomous agents, offering…
Microsoft (AI Security portfolio)
Major cloud/software incumbent extending its Purview, Defender and Security Copilot products to cover AI-specific data-security, posture and threat-detection…
Beacon Security
AI-native cybersecurity platform building a trustworthy data foundation and library of specialized security agents for automated detection, investigation,…
DataKrypto
Fully homomorphic encryption technology that keeps data and AI models encrypted throughout training, inference, and deployment.
Straiker
AI agent security platform covering discovery, adversarial testing, and runtime defense for enterprise AI agents and MCP servers,…
SurePath AI
Denver startup that discovers shadow AI and agentic activity at the network layer; acquired by F5 in 2026…
Geordie AI
London-based startup building an agent-native security platform for discovering, monitoring, and governing autonomous AI agents inside the enterprise.
AllTrue.ai
AllTrue.ai is an AI Trust, Risk, and Security Management (AI TRiSM) startup founded in 2022 by Ron Bennatan,…
sgnl
SGNL, based in Palo Alto, California, builds continuous identity security technology that governs privilege and access dynamically across…
Realm Labs
AI security startup inspecting model internals — attention patterns and reasoning traces — rather than just prompts and…
AIUC
AIUC certifies and insures AI agents, tying an audit standard directly to underwritten coverage for enterprise deployments.
Stacklok
Kubernetes-native, open-source platform for governing and securely running enterprise AI agents and MCP servers.
Acuvity
A GenAI and agent governance startup, acquired by Proofpoint in early 2026.
Prompt Security (now part of SentinelOne)
Runtime GenAI and agentic-AI security company preventing AI-related data leakage and protecting AI agents, acquired by SentinelOne for…
MITRE
The nonprofit federally funded research center behind ATT&CK, CVE, CWE, and STIX.
Harmonic Security
AI-native data protection startup that classifies and blocks sensitive data from leaking into generative AI tools.
Netarx
Netarx builds real-time deepfake detection for voice, video, and email communications, aimed at stopping AI-generated social-engineering attacks as…
CyTwist
Deductive-AI threat detection engine designed to identify AI-generated and previously unseen malware within minutes using counterintelligence methods.
NeuralTrust
NeuralTrust is a Barcelona-based AI security startup that builds a Generative Application Firewall and agent-permissioning controls to protect…
Galileo
Galileo is an AI evaluation and observability platform that catches hallucinations, tool-call errors and safety regressions in LLM…
Dynamo AI
Dynamo AI (formerly DynamoFL) provides enterprise AI security and compliance tooling — DynamoGuard runtime guardrails, DynamoEval red-teaming across…
Corma
Corma is building what it calls the first foundation model purpose-built for defensive cybersecurity — rather than selling…
Arize
Arize is a San Francisco-based AI observability company whose platform automatically monitors, troubleshoots, and improves the performance of…
Ent AI
A San Francisco seed-stage startup building 'intent-aware' AI-native endpoint security, founded by the creators of RiskIQ and Microsoft…
Neo Security
Neo builds a discovery-and-control-plane platform for governing AI agents, MCP servers, and browser extensions as a distinct asset…
Modulate
Modulate builds voice AI models that detect fraud, deepfakes, and toxic behavior in real time across gaming, contact…
Ocean
Ocean is an AI-native email security platform where autonomous agents investigate sender intent and conversation context to catch…
Noma Security
AI security posture management (AI-SPM) platform for continuous discovery, risk prioritization and attack simulation across enterprise AI systems.
Mindgard
Academic-spinout AI red-teaming platform providing continuous automated testing, shadow-AI discovery and real-time threat protection for AI systems.
WitnessAI
Unified AI security and governance platform enforcing behavioral-intent-based policy control to block prompt injection and unsafe agent actions.
Bonfy AI
AI-native platform that classifies and protects unstructured data as it moves through email, SaaS apps, copilots, and AI…
Singulr AI
Enterprise AI and agentic control plane for discovering, governing, and enforcing runtime security policy across in-house agents, public…
Polygraf AI
Polygraf AI defends enterprises against AI-driven fraud and data exposure, using proprietary small language models to flag AI-generated…
Deep Instinct
Deep learning-based malware and ransomware prevention platform that scored 100% in the 2022 MITRE Engenuity ATT&CK Evaluations, now…
Advai
UK-based adversarial AI testing and assurance specialist that red-teams machine learning systems for the FCA, UK Ministry of…
TrojAI
AI/LLM security platform that scans models for vulnerabilities before deployment and inspects prompts and outputs at runtime to…
AiStrike
A seed-stage AI-native SOC platform unifying threat intelligence, detection engineering, investigation, and response.
Cranium
KPMG-spun-out AI governance and red-teaming platform that inventories AI models and tests them across the supply chain.
AIR Security
AI agent firewall that vets skills, plugins, and MCP servers for malicious instructions and supply-chain risk before agents…
Aim Security (now part of Cato Networks)
Platform governing and securing enterprise adoption of generative AI applications, acquired by Cato Networks at a reported $350M…
Onyx Security
A New York AI-agent control plane with a Series B and an Anthropic integration.
Andesite AI
AI-native security operations startup building a "bionic SOC" that pairs AI copilots with human analysts to speed up…
Daxa
AI governance and security platform, formerly the CNAPP vendor CloudDefense.io, that controls how AI agents access and act…
Holistic AI
Holistic AI is an enterprise AI governance platform that discovers shadow AI systems, runs bias/safety/security testing on models,…
Arthur AI
Arthur provides enterprise AI agent security and governance — discovering agents across an organization, tracing their reasoning and…
imper.ai
imper.ai detects deepfake and AI-generated impersonation in real time across enterprise communication platforms like Zoom, Teams, Slack, WhatsApp,…
Prevalent AI
Prevalent AI builds a security data fabric that unifies fragmented enterprise data — asset, vulnerability, identity, and exposure…
Clarity
Clarity is a Tel Aviv-based AI cybersecurity startup that detects deepfakes and verifies identities in real time, targeting…
Irregular
Frontier AI security lab that red-teams advanced models for OpenAI, Anthropic, and Google DeepMind.
Scantist
Singapore/NTU spinout that evolved from open-source vulnerability scanning into autonomous AI penetration testing and AI runtime security governance.
GetReal Security
A deepfake-forensics company co-founded by UC Berkeley researcher Hany Farid, offering API-based detection to screen AI-generated fraud and…
Frame Security
A Tel Aviv/New York startup building AI-generated deepfake and voice-clone phishing simulations to train employees against AI-driven social…
Enkrypt AI
A Yale-PhD-founded LLM security and red-teaming specialist, acquired by Anaconda in 2026.
Knostic
Need-to-know access control platform stopping enterprise AI assistants like Copilot from oversharing sensitive internal data.
Lasso Security
AI security platform discovering shadow AI usage and governing autonomous agent behavior with an 'Intent Security' model.
DeepKeep
Tel Aviv-based AI security vendor offering a model-agnostic platform that scans, red-teams, and firewalls LLM and agentic AI…
Glasswing AI
AI discovery and security platform giving enterprises real-time visibility into every AI tool, vendor, and shadow-AI service in…
MCP Manager
MCP Manager, based in New York, is an AI security company focused on bringing consent and trust controls…
Alias Robotics
A Spain-based cybersecurity AI lab that started by securing robots and has become a recognized CVE Numbering Authority…
Patronus AI
Patronus AI builds automated evaluation and security tooling — including its Lynx hallucination-detection model — that tests LLMs…
Operant AI
Operant AI secures cloud-native and AI workloads at runtime, with a particular focus on the Model Context Protocol…
Opaque Systems
Opaque Systems builds confidential AI infrastructure that lets enterprises run AI models on sensitive data using hardware-enforced privacy…
Radiant Security
A Series A AI SOC analyst platform automating triage, investigation, and response, backed by Next47.
Anchor
Anchor (Anchor.dev) was a stealth-stage startup building infrastructure to make certificate issuance and validation automatic, founded by engineers…
ONA
A 79-person secure cloud-execution vendor (formerly Gitpod) acquired by OpenAI to harden infrastructure behind Codex.
Sensity AI
Amsterdam-based deepfake detection company providing forensic-grade analysis of AI-manipulated images, video and audio for enterprise and government customers.
Aurascape
A Santa Clara startup inspecting employee generative-AI interactions in real time to stop shadow-AI data leakage without blocking…
AIM Intelligence
Seoul-based AI security platform combining automated red-teaming and real-time guardrails, used by major Korean banks and telecoms.
Tenet Security
A seed-stage startup from former Cisco AI Defense researchers building predictive simulation that blocks risky AI agent actions…
Zepo Intelligence
Madrid-based agentic platform that simulates AI-driven social engineering (deepfakes, voice cloning, phishing) to find and fix human-layer security…
Resemble AI
Toronto-based voice-AI company that pivoted into multimodal deepfake detection, offering real-time detection and watermarking for enterprise and government…
Confident AI
A YC-backed startup commercializing DeepEval, a widely-used open-source framework for unit-testing, red-teaming and guardrailing LLM applications.
Pluto Security
Security platform that monitors and governs AI tools, agents and MCP servers that employees adopt or build inside…
Verisoul
An Austin startup using device, network, and behavioral signals to tell real users apart from bots and fake…
CalypsoAI
AI security validation and guardrail platform for testing, monitoring and governing enterprise LLM deployments, acquired by F5 in…
Adversa AI
Bootstrapped AI red-teaming and adversarial-vulnerability research firm offering continuous red-teaming for agentic AI and coding-agent security.
LatticaAI
Very early-stage Israeli startup building fully homomorphic encryption infrastructure to let AI systems compute on sensitive data without…
Opsin Security
Opsin gives enterprises visibility and risk scoring for the AI tools and agents employees adopt on their own,…
Protecto
Protecto builds APIs for data discovery, classification, and de-identification purpose-built to protect sensitive data across the AI training…
SEWORKS
A San Francisco-based application security firm founded by former competitive white-hat hackers, offering AI-driven penetration testing (Pentoma), mobile…
Protopia AI
Austin-based AI security startup whose Stained Glass Transform technology obfuscates sensitive data before it reaches AI models, letting…
FireTail
FireTail is a McLean, Virginia security company that pivoted from API security into AI security and governance, helping…
Trustwise
Trustwise builds an AI runtime control plane that intercepts and evaluates agentic AI actions before execution, authorizing, blocking,…
Monitaur
Monitaur is an AI governance platform specialized in highly regulated industries (insurance, financial services) that automates model inventory,…
PVML
PVML provides a differential-privacy-based secure data access layer that lets AI agents and LLMs query enterprise databases via…
Prime Security
A Series A New York startup using agentic AI to catch security design flaws before code is written.
Jericho Security Inc
A venture-backed security-awareness startup using generative AI for personalized phishing and deepfake simulations.
AIR
AIR builds a runtime context firewall that vets and monitors the skills, plugins, and MCP tools enterprise AI…
SplxAI
A Zagreb-founded startup that automates red-teaming for AI agents, running simulated attacks to catch prompt injection before deployment.
Eve Security
Austin startup building "agent-in-the-loop" runtime policy enforcement that restricts what AI agents are allowed to do based on…
Dreadnode
An offensive-security startup that red-teams AI models and agentic systems before and after deployment, founded by former NVIDIA…
DeepTempo
A seed-stage San Francisco startup running a deep-learning log model natively inside Snowflake.
Google (Cloud Security AI portfolio)
Major cloud incumbent applying its Secure AI Framework and Google Cloud security products, including Model Armor, to protect…
Portkey
A San Francisco AI Gateway startup processing trillions of tokens monthly, acquired by Palo Alto Networks for $140M.
Zendata
An AI risk intelligence and data privacy platform tracing how sensitive data flows into and through AI applications,…
Ray Security
Ray Security discovers shadow AI tools and monitors real-time data interactions between enterprise data and LLMs, copilots, and…
Palantir Technologies
Publicly traded big-data and AI-analytics platform (Gotham, Foundry, AIP) used by government and large enterprises for data fusion,…
Portal26
AI application governance platform that discovers shadow AI usage and enforces data-leak guardrails across an organization's generative AI…
RedCarbon
An Italian AI-agent vendor building automated SOC and NIS2 compliance tooling, including an AI Compliance Analyst that monitors…
TrueScreen
Italian data-authenticity platform that certifies photos, video, audio, and documents at the moment of capture, plus a GenAI…
Vijil
Vijil provides trust infrastructure for AI agent development, letting engineering teams test agent reliability and resilience before deployment…
Fiddler AI
Fiddler AI provides a control plane for monitoring, governing, and securing both predictive and agentic AI systems in…
Credal AI
Credal (Y Combinator W23) is a governance and security layer for enterprise AI agents — scoped tool access,…
Cotool
Cotool is a Y Combinator-backed AI co-pilot for security operations teams that automatically assembles investigation context across a…
Promptfoo
A San Francisco open-source LLM and agent security-testing tool, used by over 25% of the Fortune 500, acquired…
Velatir
Danish AI-governance platform adding human-in-the-loop review and control over enterprise AI agent actions.
Outerlimit
A pre-seed New York startup building a decentralized, cryptographic authorization layer that fragments credentials so no single compromised…
DetectifAI
DetectifAI builds compact, on-device AI models that detect AI-generated and cloned voices in real time during phone calls,…
Modulos
AI governance platform that discovers shadow AI systems and continuously checks them against EU AI Act, ISO 42001,…
OpenAI
A leading AI lab that acquired AI red-teaming tool Promptfoo in March 2026 to embed security testing in…
Gray Swan
A Carnegie Mellon-born Pittsburgh AI red-teaming and safety vendor used directly by frontier AI labs.
Kai
Newly launched agentic AI security platform from Claroty and SecurityMatter co-founders, using autonomous agents to detect and respond…
AIShield
AIShield tests and protects machine-learning models against adversarial attacks — model theft, evasion and data poisoning — through…
Armilla AI
Armilla AI is a Lloyd's-backed managing general agent offering AI liability insurance, performance warranties, and independent AI model…
Gecko Security
Gecko Security is a Y Combinator-backed AI security testing platform that uses LLMs and custom code indexing to…
Variance
Variance builds AI agents for fraud review, identity verification, and investigations, serving Fortune 500 companies, marketplaces, and regulated…
Cofide
A six-person, 2024-founded London startup issuing short-lived identities to AI agents, acquired by Keyfactor in July 2026.
Attestable
Attestable builds zero-knowledge proof technology that lets organizations cryptographically verify what an AI system actually computed — which…
Capsule Security
Runtime guardrail platform that monitors and controls AI agent actions the instant before they execute, across tools like…
Arrakis Security
Autonomous workforce governance platform that discovers AI agents, monitors their behavior, and blocks policy violations across SaaS, cloud,…
Eve Security
Austin-based startup building EveGuard, a runtime observability and policy-enforcement layer for securing autonomous AI agents in the enterprise.
Confident Security
Confident Security builds CONFSEC, a confidential-computing layer that lets enterprises use third-party AI models while cryptographically proving prompts…
Manufact
Manufact is a YC-backed startup building open-source SDK and cloud hosting infrastructure for deploying MCP servers that connect…
Manetu
A Ridgewood, NJ seed-stage startup that pivoted from privacy-preserving knowledge graphs to AgentVisor, a hypervisor-style authorization layer that…
Neural Defend
Techstars-backed API that detects deepfake audio, video, image, and document manipulation for identity verification and fraud teams.
BeeSafe AI
Y Combinator-backed San Francisco startup deploying AI agents that directly engage scammers to expose and disrupt their infrastructure.
Bloom Security
A seed-stage Tel Aviv endpoint-security startup for AI agents and browser extensions on employee devices.
Glow
A Palo Alto AI-era endpoint-security entrant built on data-platform architecture by Meta, Snowflake, and Claroty veterans.
Neo
A Boston agentic-software governance vendor led by former SentinelOne COO Nick Warner.
Runlayer
A New York AI-tool governance control layer with Instacart, Gusto, and Opendoor among named customers.
1Security
AI-native permission manager for Microsoft 365 that maps who and what — including Copilot and other AI tools…
Trustlook
AI-driven mobile security SDK vendor providing malware detection, junk cleaning, and WiFi threat scanning embedded into OEM devices…
Discern Security
Early-stage AI platform that uses agentic 'loops' to continuously assess, prioritize, and verify remediation of security-control gaps.
MCPTotal
Secure hosting and monitoring platform for Model Context Protocol servers, pivoted in 2025 from PII-vault maker Piiano to…
Augur Security
A San Diego-based predictive threat intelligence company, rebranded from SecLytics in 2025, that analyzes internet infrastructure to flag…
Redcoat AI
San Francisco Bay Area seed-stage startup defending against AI-generated deepfake and social-engineering attacks across SMS, WhatsApp, and other…
Preamble
Preamble is a veteran-led AI security firm best known for discovering and responsibly disclosing the original GPT-3 prompt-injection…
Guardrails AI
Guardrails AI provides an open-source-rooted platform for detecting and blocking hallucinations, policy violations and data leakage in production…
ValidMind
ValidMind is an AI model-risk governance platform for regulated industries, automating testing, documentation, validation and monitoring of AI…
SURF Security
SURF Security builds a zero-trust enterprise browser and extension that discovers shadow AI usage, enforces data-loss prevention directly…
SECAI
A Singapore AI threat-detection vendor with a threat-intelligence API and digital risk protection service.
Anaconda
A Python and data-science platform that acquired Enkrypt AI in August 2026 to embed AI red-teaming and guardrails.
Koi Security
A 2024-founded Tel Aviv agentic endpoint-security startup reportedly acquired by Palo Alto Networks for about $400M.
General Analysis
A seed-stage San Francisco AI red-teaming lab whose adversarial agent extracted $10M+ in fabricated perks from 50 live…
Evoke Security
Pre-seed platform for continuously inventorying, threat-modeling, and monitoring AI agents across the enterprise.
Ciphero
AI-native verification layer that captures and governs every AI interaction across employees, agents, and models to catch shadow…
Giskard
Open-source and open-core platform for testing, evaluating and red-teaming LLMs and AI agents, aimed at pre-deployment quality and…
LatticeFlow AI
An ETH Zurich-founded AI-governance startup that added AI-system discovery by acquiring AI Sonar.
Repello AI
AI red-teaming startup running continuous automated adversarial testing and runtime guardrails against generative AI applications.
Elemendar
Elemendar builds AI models that convert unstructured cyber threat intelligence reports into structured, machine-readable STIX and MITRE ATT&CK…
SparkCognition DeepArmor
DeepArmor is SparkCognition's AI-native endpoint protection product line, using machine learning models instead of signatures to detect novel…
Private AI (now Limina AI)
Limina AI (rebranded from Private AI) builds PII/PHI de-identification technology that strips personal data out of text, images,…
PrivacyPal
PrivacyPal (Privacy Pal LLC / PrivacyPal.ai), based in Miami, Florida, builds AI governance and ‘shadow AI’ detection technology…
Lumia Security
A Team8-backed platform giving enterprises visibility and policy control over how employees and AI agents use thousands of…
PointGuard AI
PointGuard AI is a San Jose startup selling a unified platform to discover, govern, and protect enterprise AI…
Resaro
An independent, third-party AI assurance firm that tests mission-critical AI systems for safety, robustness and security on behalf…
Pillar Security
Early-stage platform securing AI applications and infrastructure across the full AI lifecycle, from development through production.
Usercentrics
A KKR-backed Munich privacy-consent platform extending governance to AI agents by acquiring MCP Manager in January 2026.
Arcade.dev
A San Francisco AI-agent authorization and action layer backed by Morgan Stanley and Wipro.
Frame
A 2025-founded New York human-risk security startup defending against phishing and deepfakes, launched by Wiz and Team8 operators.
Veria Labs
Veria Labs is a Y Combinator-backed continuous AI pentesting company whose LLM-based agents actively exploit vulnerabilities to confirm…
Multifactor
Multifactor provides authentication, authorization, and auditing infrastructure purpose-built for AI agents, letting organizations share account access with both…
Ent
A seed-stage San Francisco intent-aware workspace security startup from RiskIQ's co-founders, with one of cybersecurity's largest seed rounds.
Symbiotic Security
A New York developer-security startup embedding scanning and secure-coding training in IDEs, backed by Hugging Face co-founder Thomas…
JetStream Security
A seed-stage Santa Clara AI governance platform with founders from CrowdStrike, SentinelOne, and Cohesity.
Helmet Security
Washington DC startup securing the Model Context Protocol layer that lets AI agents connect to enterprise tools and…
Lyrie
Lyrie is a Dubai pre-seed startup building an open cryptographic trust protocol and autonomous pentesting tools to secure…
Aegis
Israeli AI-security startup founded in early 2026 by two Unit 8200 veterans; acquired by Upwind nine months later…
OmniSpeech
University of Maryland spinout whose zero-shot model flags AI-generated voice deepfakes in real time inside Zoom calls.
Nullify
A San Francisco AI-agent product-security startup (about $16.9M raised) that ships merge-ready fixes.
Asenion (formerly Fairly AI)
Asenion (formed when Fairly AI acquired Sweden's Anch.AI) is an AI governance, risk and compliance platform built to…
PromptArmor
PromptArmor is a Y Combinator-backed LLM security and compliance platform focused specifically on prompt injection, the top-ranked vulnerability…
Cyata
A Tel Aviv AI-agent identity-governance startup acquired by Check Point in February 2026.
Natoma
An MCP-focused AI-agent governance startup acquired by Snowflake alongside Observe and Select Star.
Manifold
San Diego startup providing AI detection-and-response (AIDR) that monitors autonomous AI agents at runtime on enterprise endpoints.
Scalekit
Scalekit provides an OAuth 2.1-based authentication and token-management stack purpose-built for AI agents calling tools and APIs.
Neuramancer
Bavarian startup building forensic deepfake-detection and attribution tools aimed first at the insurance industry's fraud exposure.
Voxmind
Early-stage London startup building on-device software to flag AI voice deepfakes on live phone calls in real time.
Tolmo
A Y Combinator- and Accel-backed San Francisco agentic AppSec startup built by the Sqreen team.
Deepchecks
An Israeli open-source ML validation pioneer acquired by Check Point to validate AI-driven security actions.
Skypher
Skypher uses AI agents to automate the flood of security, privacy, and vendor-risk questionnaires enterprises exchange with each…
White Circle
A seed-stage Paris real-time AI control layer endorsed by senior figures from OpenAI, Anthropic, Mistral, and DeepMind.
Trent AI
A seed-stage London startup using multi-agent architecture to secure AI agents across their lifecycle, built by ex-AWS engineers.
AI Sonar
A Dublin shadow-AI discovery platform, spun out of CloudSphere and acquired by LatticeFlow AI in January 2026.
Opsin
A San Jose startup that maps what enterprise AI agents like Copilot and Gemini can access, flagging data…
Casco
A Y Combinator-backed San Francisco AI red-teaming platform that maps findings to SOC 2, NIST AI RMF, and…
Pi
A 2025-founded agentic AppSec startup backed by CrowdStrike CEO George Kurtz and Armis's founders.
ZySec AI
An Abu Dhabi sovereign, self-hosted AI platform absorbed into Infinia Technologies.
Nebula Security
Nebula Security builds VEGA, an autonomous AI cybersecurity agent that continuously discovers vulnerabilities in codebases, monitors code changes,…
AironWorks
AironWorks is a Japanese-Israeli startup that built its business on AI-driven phishing simulation and is now repositioning around…
Fabraix
Fabraix builds AI red-teaming agents, led by its product Nyx, that test customer-facing AI systems by directly interacting…
deepidv
A young Toronto-based startup bundling AI identity verification, document fraud checks, and layered deepfake detection into one API.
Agentic Fabriq
Agentic Fabriq provides identity, governance, and visibility infrastructure for AI agents, managing authentication, permission enforcement, and audit trails…
Malloc Inc
Malloc provides AI-driven mobile cybersecurity that monitors and blocks unauthorized data recording or transmission from mobile devices, using…
Traceforce
Traceforce is a YC S26 startup that installs on employee devices to inventory and control AI apps and…
LogosGuard
LogosGuard is a Y Combinator-backed sensitive-data redaction layer for AI, helping enterprises safely adopt tools like ChatGPT and…
Cipher
A 2025-founded New York agentic-application security startup acquired by Soxton to secure its own legal workflows.
Aiceberg
Aiceberg built a risk-mapping and monitoring platform focused specifically on agentic AI — the autonomous, multi-step AI agents…
ContextFort
Y Combinator-backed startup whose Chrome extension gives security teams visibility and rule-based controls over AI browser agents.
Probo
Probo is a Y Combinator-backed AI compliance platform that acts as an automated compliance team for startups pursuing…
InfoHawk
InfoHawk is an AI platform that maps online scam and fraud infrastructure to detect and block deception in…
QAILinks
Deep-technology company building secure execution and orchestration infrastructure for AI and quantum computing workloads, per its own description.
TouchBrick
TouchBrick is a Tampa-based pre-seed startup building AI privacy agents that scan enterprise databases to flag sensitive data…
Infinia Technologies
An Abu Dhabi technology group diversifying into AI security by acquiring ZySec AI in May 2026.
Soxton
A New York AI-powered law firm that acquired agentic-security startup Cipher in March 2026 to secure its own…
HydroX AI
San Jose, California startup building an AI trust, risk, and security management (AI TRiSM) platform for evaluating and…