Apex Security

Real-time Detection, Investigation, and Response to Cyberattacks Targeting AI Platforms

Cyber Security
Acquired by Tenable
Acquired Tel Aviv-Yafo, Israel Founded 2023
Last updated 2026-06-18
Total raised
$7.0M
Last: 2024-05
Stage
Acquired
Founded
2023
Headcount
38
HQ
Tel Aviv-Yafo, Israel
Sector
Cyber Security

About

Apex built a security platform that provides organizations with comprehensive visibility of their AI activity, allowing them to define how AI is used across the organization and enforce security policies accordingly. The platform can detect violations to a company's or industry security standards, detect and respond to AI attacks, so that companies can securely leverage cutting-edge AI technologies. Apex adds a crucial security layer to AI models, applications and large language models (LLMs); the platform includes a secure portal for a productive and secure interaction with all the organization's AI platforms.

Funding history · 1 round · $7.0M total

Q&A

What is Apex Security's primary focus?
Apex Security specializes in real-time detection, investigation, and response to cyberattacks targeting AI platforms, including AI models, applications, and large language models (LLMs).
When was Apex Security founded?
Apex Security was founded in April 2023.
What is the current status of Apex Security?
Apex Security was acquired by Tenable in May 2025.
How much funding has Apex Security raised in total?
Apex Security has raised a total of $7,000,000.
When was Apex Security's last funding round and who were the lead investors?
Apex Security's last funding round was in May 2024, with Sequoia Capital as a lead investor.
What is Apex Security's employee count?
Apex Security has an employee count in the 11-50 range.
Who are the co-founders of Apex Security?
The co-founders of Apex Security are Matan Derman (Co-founder & CEO) and Tomer Avni (Co-founder & CPO).
What sector does Apex Security primarily operate in?
Apex Security's primary sector is Cyber Security.

Team · 2

Founder · Co-founder & CEO
LinkedIn ↗
Founder · Co-founder & CPO
LinkedIn ↗

Sectors & technology

Primary sector
Cyber Security
Sub-sectors
Cyber SecurityApplication & Website Security
Technologies
Artificial IntelligenceGenerative AI
Target customers
Enterprise & Professional ServicesEnterprises
Business model
B2B

Tags

artificial-intelligencecyber-security
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)

External links

Websitetenable.com/products/ai-exposure
LinkedInlinkedin.com/company/102439338

Identifiers & details

Founded2023-4
Employees (exact)38
Status reasonAcquired by Tenable on May, 2025

Acquisitions & public offerings

Acquired by Tenable 2025-05

Radar intelligence

Open jobs — greenhouse

Total open55
Remote20
By departmentEngineering (9), Sales Development (4), Marketing & Communications (2), Security Engineering (3), Territory Management (3), Consulting (2), Localization (1), Channel Sales (4), Research (2), Product Management (4), Technical Support (5), HR Operations (1), Legal Counsel (1), Commercial Sales (2), Product Marketing (2), Accounting (1), Enterprise Security Engineering (2), QA Engineering (1), Non-Tech Program Management (1), Technical Alliances (1), Business Systems (P) (1)
By locationIsrael - Office - Tel Aviv (15), India - Remote - Mumbai , India - Remote - Delhi (1), MA - Boston - Office , US - Headquarters - Maryland - Columbia (4), US - Remote - Illinois (1), Australia - Office - Melbourne (1), Netherlands - Remote (1), Ireland - Office - Dublin (1), US - Headquarters - Maryland - Columbia (9), UK - Office - London , Germany - Remote (1), Germany - Remote (1), US - Remote - Massachusetts , US - Headquarters - Maryland - Columbia (1), US - Headquarters - Maryland - Columbia, US - Remote - Massachusetts , US - Remote - California - Bay Area (1)
TitleLocationDepartment
Senior Software Engineer - OTIsrael - Office - Tel AvivEngineering
Fullstack Engineer (Frontend Oriented, Angular) – OTIsrael - Office - Tel AvivEngineering
Sales Development RepresentativeIndia - Remote - Mumbai , India - Remote - DelhiSales Development
Internal Communications Senior ManagerMA - Boston - Office , US - Headquarters - Maryland - ColumbiaMarketing & Communications
Security Sales Engineer - Chicago, Pre-salesUS - Remote - IllinoisSecurity Engineering
Agentic AI Community Manager (Hybrid/Columbia MD or Boston MA)MA - Boston - Office , US - Headquarters - Maryland - ColumbiaMarketing & Communications
Territory Account ManagerAustralia - Office - MelbourneTerritory Management
Senior Security ConsultantNetherlands - RemoteConsulting
Senior Localization Engineer, Applied AIIreland - Office - DublinLocalization
Senior Sales Development RepresentativeUS - Headquarters - Maryland - ColumbiaSales Development
Sales Development Representative – DACH RegionUK - Office - London , Germany - RemoteSales Development
Channel ManagerGermany - RemoteChannel Sales

Patents

EPO4

GitHub

Top reposterrascan, poc, routeros, awesome-llm-cybersecurity-tools, pyTenable

Web history (Wayback)

Domaintenable.com