69 Best Security Startups to Watch in 2025

The Definitive Seedtable Ranking of Security Startups

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 770 start-ups with an aggregate funding of $14.3b. The average funding per company in this subset is $206.6m.

Last update to the database: Feb 18, 2025. See changelog.

Track over 71,000 companies

Discover
Fast-growing Global startups

Seedtable uses technology and people to track over 71,000 companies to help you find the right ones to partner with.

Pricing + Sign up
Charles River Analytics logo

Charles River Analytics

Charles River Analytics is a Cambridge, Massachusetts-based R&D solutions provider in 1983.

9

Funding Rounds

$3.9m

Money raised

Gemalto logo

Gemalto

Gemalto is an Amsterdam-based electronics company that has been acquired by Thales.

5

Funding Rounds

$37.0m

Money raised

Immuta logo

Immuta

Immuta is a Boston-based provider of a cloud-native data governance platform for organizations to automate data access control, security, and privacy compliance.

7

Funding Rounds

$267.5m

Money raised

Siklu logo

Siklu

Siklu is a San Jose, California and Petah Tikva-based telecommunications company developing multi-gigabit wireless fiber connectivity systems for urban, suburban, and rural areas.

4

Funding Rounds

$49.0m

Money raised

Visionary.ai logo

Visionary.ai

Visionary.ai is an Israeli artificial intelligence start-up developing computer vision solutions, including night vision, removing blur and noise, and improving HDR performance and recognition.

3

Funding Rounds

$8.0m

Money raised

Paravision logo

Paravision

Paravision is a San Francisco-based provider of facial recognition and activity monitoring software. Paravision was previously known as Ever AI.

3

Funding Rounds

$47.0m

Money raised

Density (company) logo

Density (company)

Density is a San Francisco-based company building a people-counting system to measure the number of people in or passing through a physical space such as a hallway, lobby, or conference hall.

9

Funding Rounds

$217.2m

Money raised

MetaMap logo

MetaMap

MetaMap aims to digitize trust

1

Funding Rounds

$13.5m

Money raised

Clearview AI logo

Clearview AI

Clearview AI is a software company offering a computer vision system using artificial intelligence for serving the law enforcement industry.

4

Funding Rounds

$38.6m

Money raised

Exabeam logo

Exabeam

Exabeam is a San Mateo, California-based data security analytics company offering cybersecurity and early cyber attack detection software.

8

Funding Rounds

$390.0m

Money raised

42Crunch logo

42Crunch

42Crunch is an enterprise API security platform with integrated services, including an API firewall, to discover and remediate API security vulnerabilities.

5

Funding Rounds

$37.7m

Money raised

Auth0 logo

Auth0

Auth0 is an authentication and authorization service for application developers.

9

Funding Rounds

$332.3m

Money raised

Irvine Sensors Corporation (ISC) logo

Irvine Sensors Corporation (ISC)

ISC provides cybersecurity solutions as well as hardware and software products for enterprise threat management.

153

Funding Rounds

$59.5m

Money raised

Checkmarx logo

Checkmarx

Checkmarx is a company that makes static code analysis software.

1

Funding Rounds

$84.0m

Money raised

1X Technologies logo

1X Technologies

1X Technologies is a Norwegian engineering and robotics company developing androids capable of human-like movements and behaviors to meet labor demands.

2

Funding Rounds

$123.5m

Money raised

Openpath Security Inc. logo

Openpath Security Inc.

Openpath Security Inc. is a Culver City, California-based cybersecurity company offering mobile and cloud-enabled access control systems.

3

Funding Rounds

$63.0m

Money raised

DJI logo

DJI

DJI is a Shenzen, China-based company developing and manufacturing drone and camera technology.

3

Funding Rounds

$105.0m

Money raised

Bugcrowd logo

Bugcrowd

Bugcrowd is an enterprise cloud computing and computer security crowdsourcing company that offers a platform for security testing, web, mobile, source code, and client-side applications.

8

Funding Rounds

$180.7m

Money raised

Blue Hexagon logo

Blue Hexagon

Blue Hexagon is a San Francisco-based cybersecurity company offering an on-device machine learning based malware detection product.

2

Funding Rounds

$37.0m

Money raised

Enveil logo

Enveil

Enveil is a Fulton, Maryland-based data security and privacy security technology company.

5

Funding Rounds

$40.0m

Money raised

SAM Seamless Network logo

SAM Seamless Network

SAM Seamless Network is a cybersecurity technology platform that protects the connected home by tackling cyber security threats at the source.

3

Funding Rounds

$35.5m

Money raised

Pacific Northwest National Laboratory - PNNL logo

Pacific Northwest National Laboratory - PNNL

Pacific Northwest National Laboratory (PNNL) is a research laboratory that aims to advance scientific discovery in the fields of data science, biology, and Earth sciences for the US government and the private sector.

1

Funding Rounds

Salt Security logo

Salt Security

Salt Security is a Palo Alto, California-based protection platform for APIs and associated API integrations.

7

Funding Rounds

$281.0m

Money raised

L7 Defense logo

L7 Defense

L7 Defense is a Be'er Sheva, Israel-based cybersecurity and network security company working to develop systems to protect APIs and API-based applications.

4

Funding Rounds

$6.6m

Money raised

Minim logo

Minim

Minim is a Manchester, New Hampshire-based communications company developing software-based communications products including WiFi products.

1

Funding Rounds

$2.5m

Money raised

Armored Things logo

Armored Things

Armored Things is a Boston-based company founded in 2017 by Julie Johnson, Chris Lord and Charles Curran.

5

Funding Rounds

$33.8m

Money raised

Numerica Corporation logo

Numerica Corporation

Numerica is a Fort Collins, Colorado-based space, air, and missile defense company

112

Funding Rounds

$55.5m

Money raised

Cypherock Wallet logo

Cypherock Wallet

Cypherock is building a hardware wallet that does not require a seed phrase.

1

Funding Rounds

$1.0m

Money raised

Verkada logo

Verkada

Verkada is a software company offering a cloud-based internet of things (IoT) platform for security camera systems.

4

Funding Rounds

$138.9m

Money raised

Simplilearn logo

Simplilearn

Simplilearn is an educational technology company with a focus on courses for digital skills.

5

Funding Rounds

$76.0m

Money raised

OPSWAT logo

OPSWAT

OPSWAT is a cybersecurity company founded in 2002. Based in San Francisco, CA, they focus on cyberthreat prevention including a focus on malware, sensitive information, and application vulnerabilities.

1

Funding Rounds

$125.0m

Money raised

Deep Instinct logo

Deep Instinct

Deep Instinct is a Tel Aviv- and New York City-based cybersecurity company that applies deep learning to cybersecurity.

7

Funding Rounds

$321.1m

Money raised

Censys logo

Censys

Censys is an Ann Arbor, Michigan-based computer and network security company.

3

Funding Rounds

$53.1m

Money raised

Voyager Labs logo

Voyager Labs

Voyager Labs is an artificial intelligence-based analytics and investigation solution provider, offering insights about individuals, groups, and topics.

1

Funding Rounds

$100.0m

Money raised

Tessian logo

Tessian

Tessian (formerly Checkrecipient) is an artificial intelligence email security platform.

7

Funding Rounds

$184.7m

Money raised

Kairos (company) logo

Kairos (company)

Facial recognition company Kairos today announced the alpha release of the Kairos Protocol, a biometric verification system for cryptocurrency transactions.

6

Funding Rounds

$9.8m

Money raised

Noname Security logo

Noname Security

Noname Security is a Palo Alto, California-based cybersecurity and network security company developing products to protect APIs.

3

Funding Rounds

$220.0m

Money raised

Echodyne logo

Echodyne

Echodyne is a company developing compact, solid-state, high-performance radar system founded in 2014 by Eben Frankenberg and Tom Driscoll.

5

Funding Rounds

$228.0m

Money raised

Nylas logo

Nylas

A company offering a communications platform allows developers to quickly build features that connect to every email, calendar, and contacts provider in the world.

5

Funding Rounds

$162.5m

Money raised

Rebellion Defense logo

Rebellion Defense

Rebellion Defense provides artificial intelligence and machine learning solutions for the United States and United Kingdom military and civil service.

2

Funding Rounds

$161.3m

Money raised

Idwall logo

Idwall

Idwall is a Brazilian artificial intelligence company offering customer credentialing technology.

5

Funding Rounds

$51.8m

Money raised

Menlo Security logo

Menlo Security

Menlo Security is a cloud-based internet isolation to prevent cyber attacks founded in 2013 by Amir Ben-Efraim, Gautam Altekar and Poornima DeBolle.

7

Funding Rounds

$260.5m

Money raised

Shield AI logo

Shield AI

Shield AI is a company building artificially intelligent systems like drones for use by military service members and first responders.

10

Funding Rounds

$588.1m

Money raised

Network Optix logo

Network Optix

Network Optix is a Burbank, California-based software development company focused on video management solutions.

1

Funding Rounds

$750.0k

Money raised

Flock Safety logo

Flock Safety

Flock Safety is a company developing wireless security systems for neighborhoods founded in 2017 by Garrett Langley.

7

Funding Rounds

$382.6m

Money raised

Illumio logo

Illumio

Illumio is a cloud security company utilizing adaptive segmentation to prevent cyber threats of unauthorized communications.

6

Funding Rounds

$557.5m

Money raised

Opaque logo

Opaque

Opaque is a company developing a cloud-based service for secure analytics and machine learning on encrypted data.

2

Funding Rounds

$31.5m

Money raised

SentinelOne logo

SentinelOne

SentinelOne is a U.S-based company providing endpoint security software globally founded in 2013 by Tomer Weingarten, Ehud Shamir and Almog Cohen.

8

Funding Rounds

$3.5b

Money raised

Signaturit logo

Signaturit

Signaturit specializes in digital transaction management and trust services.

11

Funding Rounds

$21.9m

Money raised

Securboration logo

Securboration

Securboration is a Melbourne, Florida-based security, collaboration, and intelligence solutions company founded in 2001.

80

Funding Rounds

$44.6m

Money raised

Yubico logo

Yubico

Yubico is a Palo Alto, California-based secure authentication and enterprise security company founded in 2007 by Stina Ehrensvärd and Jakob Ehrensvärd.

3

Funding Rounds

$55.0m

Money raised

RapidSOS logo

RapidSOS

RapidSOS is a technology company that has created a platform which connects emergency responders with essential data. It was founded in 2012 and is located in New York City.

8

Funding Rounds

$278.0m

Money raised

Tanium logo

Tanium

Tanium is a company providing security and systems management solution for businesses.

18

Funding Rounds

$1.5b

Money raised

Shape Security logo

Shape Security

Shape Security is a Mountain View, California-based company. It was acquired by F5 Networks in 2019.

6

Funding Rounds

$149.0m

Money raised

Veracode logo

Veracode

Veracode Dynamic Analysis provides context around how an application responded to an attack and how it was exploited.

5

Funding Rounds

$74.3m

Money raised

Clarifai logo

Clarifai

A technology company utilizing artificial intelligence for image searches that can in turn be used in mobile applications. It is located in New York City, New York and was founded in 2013.

4

Funding Rounds

$100.0m

Money raised

BigID logo

BigID

BigID is a cybersecurity company developing a platform for data protection and privacy compliance.

12

Funding Rounds

$296.1m

Money raised

Swimlane logo

Swimlane

Swimlane is the developer of a security organization and response platform that allows businesses to automate their security.

7

Funding Rounds

$247.0m

Money raised

Ouster logo

Ouster

An electronic manufacturing company with a focus on high-resolution LIDAR sensors. It was founded in 2015 and is located in San Francisco, California.

5

Funding Rounds

$232.0m

Money raised

Cybereason logo

Cybereason

Cybereason is a Boston-based cybersecurity company.

7

Funding Rounds

$668.2m

Money raised

Rapid7 logo

Rapid7

Rapid7 is a Boston-based cybersecurity company providing security data and analytics solutions.

4

Funding Rounds

$60.2m

Money raised

Ping Identity logo

Ping Identity

Ping Identity is a Denver-based cybersecurity company providing cloud-based identity management software for companies and government organizations.

3

Funding Rounds

$78.0m

Money raised

BBT.live logo

BBT.live

BBT.live develops software products and provides services based on SD-WAN technology with the purpose of establishing secure communication networks.

1

Funding Rounds

$6.8m

Money raised

Envoy (company) logo

Envoy (company)

A company offering an enterprise workplace visitor management software platform.

3

Funding Rounds

$169.0m

Money raised

Dedrone logo

Dedrone

Dredrone is an airspace security platform that detects, classifies, and mitigates drone threats.

7

Funding Rounds

$128.9m

Money raised

ISARA (company) logo

ISARA (company)

ISARA is a company developing quantum computer resistant software products founded in 2015 by Scott Totzke.

3

Funding Rounds

$26.8m

Money raised

Lithic logo

Lithic

Lithic is a financial technology company that builds payments infrastructure for businesses and consumers.

4

Funding Rounds

$115.4m

Money raised

Lookout (company) logo

Lookout (company)

Lookout is a cybersecurity company using predictive machine intelligence to analyze data to predict and stop mobile attacks to an individual or an enterprise.

9

Funding Rounds

$282.3m

Money raised

Synapse Technology logo

Synapse Technology

Synapse Technology is an artificial intelligence company making deep learning and computer vision systems for field analysis related to security and defense at security checkpoints.

7

Funding Rounds

$8.5m

Money raised