What they do:
Protects organizations from getting breached through their APIs.
Quick facts:
HQ: New York, NY, United States
Top Cybersecurity Startups in New York State
This list has 24 startups and was last updated on Oct 15, 2026. 9 of them are hiring right now. Largest teams: Salt Security, Reality Defender, and Agency.
24 startups
Reality Defender
Hiring
What they do:
Enterprise Deepfake Detection
Quick facts:
HQ: New York, NY, United States
Agency
Hiring
What they do:
Agency replaces traditional security and compliance headcount with AI.
Quick facts:
HQ: New York, NY, United States
Notabene
Hiring
What they do:
The Notabene platform is the trust layer for global money movement.
Quick facts:
HQ: New York, NY, United States
authzed
Hiring
What they do:
Authorization Infrastructure securing AI at OpenAI, Zoom, & more
Quick facts:
HQ: New York, NY, United States
Cinder
Hiring
What they do:
Infrastructure to protect companies from AI abuse
Quick facts:
HQ: New York, NY, United States
SpruceID
Hiring
What they do:
SpruceID lets users control their data across the web.
Quick facts:
HQ: New York, NY, United States
Credal.ai
Hiring
What they do:
The Control Plane for Enterprise Agents
Quick facts:
HQ: New York, NY, United States
Skypher
Hiring
What they do:
AI agent for Compliance Questionnaires Automation
Quick facts:
HQ: New York, NY, United States
What they do:
Enterprise software for enterprise risk and cyber fraud intelligence
Quick facts:
HQ: New York, NY, United States
Pangolin
Hiring
What they do:
Open networking and security for your workforce, AI agents, and infra
Quick facts:
HQ: New York, NY, United States
What they do:
Your always-on red team.
Quick facts:
HQ: New York, NY, United States
What they do:
AI to fight financial crime
Quick facts:
HQ: New York, NY, United States
What they do:
AI infrastructure for biosecurity
Quick facts:
HQ: New York, NY, United States
What they do:
Protect, monitor and defend your Internet presence
Quick facts:
HQ: New York, NY, United States
What they do:
Agents that handle security work
Quick facts:
HQ: New York, NY, United States
What they do:
Privileged Access Management for AI Agents
Quick facts:
HQ: New York, NY, United States
What they do:
AI Claims Investigator for Insurance
Quick facts:
HQ: New York, NY, United States
What they do:
Detect Gunshots | Inform Law Enforcement | Empower First Responders
Quick facts:
HQ: New York, NY, United States
YC W16Early stage
What they do:
Open-source agentic security automation platform
Quick facts:
HQ: New York, NY, United States
YC W24Early stage
Tarsal
Acquired
What they do:
Data pipeline for your security data lake.
Quick facts:
HQ: New York, NY, United States
Xeol
Acquired
What they do:
Close your outdated dependency attack vector
Quick facts:
HQ: New York, NY, United States
JumpWire
Acquired
What they do:
Dynamic access controls for all data and databases
Quick facts:
HQ: New York, NY, United States
BitPatrol
Acquired
What they do:
AI-powered code security
Quick facts:
HQ: New York, NY, United States
Questions and answers
How many startups are on this list?
There are 24 startups on this list, last updated on Oct 15, 2026.
Which of them are hiring?
9 of them are hiring right now, including Reality Defender, Agency, and Notabene.
Which of them have the largest teams?
By team size: Salt Security (200 employees), Reality Defender (54 employees), and Agency (50 employees).