SafeBase
Acquired
What they do:
Trust Center platform that scales customer security reviews
Quick facts:
HQ: San Francisco, CA, United States
Top Security Startups
This list has 156 startups and was last updated on Oct 15, 2026. 41 of them are hiring right now. Biggest hubs: San Francisco (95), New York (20), and Tel Aviv (5). Largest teams: Vanta, TRM Labs, and Authy. Latest round: ZeroPath raised $7.03M (Mar 23, 2026).
156 startupsPage 4 of 5
Optery
Acquired
What they do:
Opt out software that removes your private info from the internet
Quick facts:
HQ: San Francisco, CA, United States
AeroFS
Acquired
What they do:
Secure Enterprise Collaboration.
Quick facts:
HQ: San Francisco, CA, United States
Doppler
Acquired
What they do:
Secure secrets. Prevent breaches. Keep teams moving.
Quick facts:
HQ: Austin, TX, United States
Clickfacts
Acquired
What they do:
ClickFacts is a Malware Software Solutions company for buyers and sellers of online media. Its automated plug and play malware discovery solution tests online…
Quick facts:
HQ: San Francisco, CA, United States
Kuna Systems
Acquired
What they do:
We're making a smart, front door camera with intercom that lets you…
Quick facts:
HQ: San Francisco, CA, United States
Final
Acquired
What they do:
A credit card that drastically reduces payment fraud and gives…
Quick facts:
HQ: San Francisco, CA, United States
Smyte
Acquired
What they do:
Smyte stops bad actors on social networks and marketplaces.
Quick facts:
HQ: San Francisco, CA, United States
Cymmetria
Acquired
What they do:
Shifting the asymmetry of cyber security.
Quick facts:
Templarbit
Acquired
What they do:
Protecting applications from malicious activity
Quick facts:
HQ: San Francisco, CA, United States
Foxpass
Acquired
What they do:
Making enterprise security practices available for all companies.
Quick facts:
HQ: San Francisco, CA, United States
Tarsal
Acquired
What they do:
Data pipeline for your security data lake.
Quick facts:
HQ: New York, NY, United States
Vectrix
Acquired
What they do:
Scan your SaaS apps and instantly identify security issues
Quick facts:
HQ: San Francisco, CA, United States
Telivy
Acquired
What they do:
Automate your cyber security risk assessments
Quick facts:
HQ: San Francisco, CA, United States
Keyri
Acquired
What they do:
Secure fraud prevention and authentication platform for developers
Quick facts:
HQ: San Francisco, CA, United States
EdgeBit
Acquired
What they do:
Autofix your software dependencies
Quick facts:
HQ: San Francisco, CA, United States
Meldium
Acquired
What they do:
Simple password & identity management for teams. Acquired by LogMeIn…
Quick facts:
HQ: San Francisco, CA, United States
Stacksi
Acquired
What they do:
Automated Answers to Security Questionnaires
Quick facts:
HQ: Los Angeles, CA, United States
Xeol
Acquired
What they do:
Close your outdated dependency attack vector
Quick facts:
HQ: New York, NY, United States
CyberFend
Acquired
What they do:
Cyberfend delivers robust, real-time web and mobile security by…
Quick facts:
HQ: San Francisco, CA, United States
Appcanary
Acquired
What they do:
Appcanary tracks the dependencies you use in your apps and servers…
Quick facts:
Sphere Secure Workspace
Acquired
What they do:
Sphere Secure Workspace For a product demonstration, or for any other enquiries please contact at [email protected]
Quick facts:
HQ: London, United Kingdom
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
Hunter2
Acquired
What they do:
Hunter2 trains engineering teams in application security through…
Quick facts:
HQ: Boston, MA, United States
YC W18Early stage
Fuzzbuzz
Acquired
What they do:
Fuzzing as a Service
Quick facts:
HQ: San Francisco, CA, United States
YC W19Early stage
Datree
Shut down
What they do:
Datree prevents Kubernetes misconfigurations from reaching production
Quick facts:
ThinAir
Shut down
What they do:
Intelligent data security for teams
Quick facts:
HQ: San Francisco, CA, United States
Squire.ai
Shut down
What they do:
Never code alone.
Quick facts:
HQ: San Francisco, CA, United States
Protego
Shut down
What they do:
We help companies recover lost revenue from chargebacks
Quick facts:
Tesseral
Shut down
What they do:
The open source platform for managing identity in business software
Quick facts:
HQ: San Francisco, CA, United States
LunaSec
Shut down
What they do:
An Open Source dependency security tool that is smarter than the rest
Quick facts:
HQ: Seattle, WA, United States
Visual One
Shut down
What they do:
AI for security cameras
Quick facts:
HQ: San Francisco, CA, United States
Slauth.io
Shut down
What they do:
The IAM Policy Copilot
Quick facts:
Bannerman
Shut down
What they do:
Security Guard Company Marketplace
Quick facts:
HQ: San Francisco, CA, United States
SlashAuth
Shut down
What they do:
The solution for fine-grained access control in web3
Quick facts:
HQ: San Francisco, CA, United States