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Hex Security

Pre-Seed
hex.coB2BSan Francisco, CA, USA
Market index

Market data is refreshed once per day from public sources. Information may be incomplete or outdated — verify independently before making decisions. This is not investment advice.

Beta

DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.

Investor read

Evidence-bound summary — expand sections for movement, risks, and signals.

Memo snapshot · May 20, 2026, 5:37 PM

Beta

DealFlow OS uses public web data and automated enrichment. Research may be incomplete, outdated, or incorrect. Verify important information before making investment or outreach decisions.

What they do

Hex Security | AI-Powered Autonomous Penetration Testing Continuous offensive security agents for startups and enterprises.

Funding

Latest: Pre-seed (Jan 2026). Investors: Y Combinator. (High).

Quick read

  • •Hex Security | AI-Powered Autonomous Penetration Testing Continuous offensive security agents for startups and enterprises.
  • •Reported angle: Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 3 product/news‑style — scoring reflects corpus coverage only.

Stage

Seed (YC)

Evidence summary

Verified facts

  • •Hex Security | AI-Powered Autonomous Penetration Testing Continuous offensive security agents for startups and enterprises.
  • •Reported angle: Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing
  • •Indexed activity snapshot: 1 funding‑related row(s), 0 hiring‑related, 0 GitHub‑tagged, 3 product/news‑style — scoring reflects corpus coverage only.

Recent movers

  • •May 11, 2026 · Blog / news — Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing
  • •May 20, 2026 · ycombinator.com — Hex Security | Y Combinator
  • •May 11, 2026 · Blog / news — Hex Security | AI-Powered Autonomous Penetration Testing

+1 more in Recent movement below

  • •May 11, 2026 · Blog / news — Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing
  • •May 20, 2026 · ycombinator.com — Hex Security | Y Combinator
  • •May 11, 2026 · Blog / news — Hex Security | AI-Powered Autonomous Penetration Testing
  • •May 20, 2026 · ycombinator.com — Launch YC: Hex Security
  • •Y Combinator

Funding

Latest: Pre-seed (Jan 2026). Investors: Y Combinator. (High).

Hiring

No hiring/careers evidence indexed (Low).

GitHub

No GitHub‑linked evidence indexed (Low).

Product / news

3 product/news‑styled row(s); headline risk without filings (High).

Traffic / social

3 social/traffic‑styled row(s) (Medium).

Funding & hiring signals

funding_articleMay 20, 2026Confidence: high

Hex Security | Y Combinator

Winter 2026 batch; continuous AI penetration testing.

Affected score: yesObserved: May 20, 2026Round: Pre-Seed
raisedpre-seed

Open roles (indexed)

No open roles indexed yet.

Failed or blocked links

  • socialok
    Last checked Wed, May 20, 08:01 AM

    Hex Security:reddit_credentials_not_configured

  • trafficnot_found
    Last checked Wed, May 20, 08:01 AM

    traffic_source_disabled_compliance

  • product_huntnot_found
    Last checked Wed, May 20, 08:01 AM

    product_hunt_search_disabled_compliance

  • hiringblocked
    Last checked Wed, May 20, 08:01 AM

    careers_blocked

  • fundingnot_found
    Last checked Wed, May 20, 08:01 AM

    discovery:google:google_cse_not_configured

  • public_page:newsroomnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:investorsnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:pricingnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:productnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:productsnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:aboutnot_found
    Last checked Wed, May 20, 08:01 AM
  • public_page:teamnot_found
    Last checked Wed, May 20, 08:01 AM
DealFlow growth score
42.0Limited recent public signal
7D-18%
30D+4%
Needs Review

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Source health

  • socialok
    Last checked Wed, May 20, 08:01 AM

    Hex Security:reddit_credentials_not_configured

  • githubok
    Last checked Wed, May 20, 08:01 AM
  • public_page:homeok
    Last checked Wed, May 20, 08:01 AM
  • public_page:blogok
    Last checked Wed, May 20, 08:01 AM
  • public_page:_blog_open-source-announcementok
    Last checked Mon, May 11, 04:11 AM
  • public_page:_blogok
    Last checked Mon, May 11, 04:11 AM
  • public_page:_ok
    Last checked Mon, May 11, 04:11 AM

DealFlow score momentum

427D -1830D +4
100500
2026-05-20: 42

More runs will build history.

The score is an algorithmic estimate based on observed public company-level signals. It may be incomplete, stale, or inaccurate and is not investment, legal, tax, or business advice.

Signal breakdown

Latest momentum signal per category. Expand a card to inspect raw payloads.

Public source summary

Total evidence rows
14
Latest evidence
Wed, May 20, 05:37 PM

Source types found

blogcompany_sitefunding_articlegithubofficial_siteotherpresssocial

Strongest / recent news-style rows

  • Hex Security | Y Combinator

    Wed, May 20, 05:37 PM · confidence 88%high quality

    https://www.ycombinator.com/companies/hex-security

  • Launch YC: Hex Security

    Wed, May 20, 05:37 PM · confidence 85%medium quality

    https://www.ycombinator.com/launches/POq-hex-security-ai-that-hacks-before-attackers-do

  • Head of the Security Service of Ukraine

    wikipedia · Wed, May 20, 08:01 AM · confidence 50%medium quality

    https://en.wikipedia.org/wiki/Head_of_the_Security_Service_of_Ukraine

Public signal timeline

Newest first · 14 event(s)

1
Wed, May 20, 05:37 PM · funding_article · 88% · verified_publichigh quality

Hex Security | Y Combinator

Winter 2026 batch; continuous AI penetration testing.

Source ↗
2
Wed, May 20, 05:37 PM · company_site · 85% · verified_publichigh quality

Hex Security | AI-Powered Autonomous Penetration Testing

Continuous offensive security agents for startups and enterprises.

Source ↗
3
Wed, May 20, 08:01 AM · official_site · 75% · publichigh quality

/blog

Source: official_site

Hex Security | AI-Powered Autonomous Penetration Testing Demo D Blogs Hex Security Is Now Free for Open Source Projects May 25, 2025 Open source maintainers can now get continuous AI pentesting at no cost. Hex Security covers IDORs, broken access control, XSS, and infra misconfig

Source ↗
4
Mon, May 11, 04:11 AM · blog · 90% · publichigh quality

Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing

Source: Blog / news

Open source maintainers can now get continuous AI pentesting at no cost. Hex Security covers IDORs, broken access control, XSS, and infra misconfigs across every deploy.

Source ↗
5
Mon, May 11, 04:11 AM · blog · 90% · publichigh quality

Hex Security | AI-Powered Autonomous Penetration Testing

Source: Blog / news

Hex Security's AI agents find critical vulnerabilities in your systems continuously—not just once a year. Trusted by YC companies. Start your free pentest.

Source ↗
6
Wed, May 20, 05:37 PM · press · 85% · verified_publicmedium quality

Launch YC: Hex Security

Launch post on continuous pentesting agents.

Source ↗
7
Wed, May 20, 08:01 AM · social · 88% · publicmedium quality

Gleam v1.15.0 has been published

Source: hackernews

Source ↗
8
Wed, May 20, 08:01 AM · social · 88% · publicmedium quality

Your hex editor should color-code bytes

Source: hackernews

Source ↗
9
Wed, May 20, 08:01 AM · social · 88% · publicmedium quality

Building a Procedural Hex Map with Wave Function Collapse

Source: hackernews

Source ↗
10
Wed, May 20, 08:01 AM · other · 50% · publicmedium quality

Head of the Security Service of Ukraine

Source: wikipedia

Source ↗
11
Wed, May 20, 08:01 AM · other · 50% · publicmedium quality

HRU (security)

Source: wikipedia

Source ↗
12
Wed, May 20, 08:01 AM · social · 88% · publiclow quality

Show HN: ClawShield – Open-source security proxy for AI agents (Go, eBPF)

Source: hackernews

Source ↗
13
Wed, May 20, 08:01 AM · social · 88% · publiclow quality

Show HN: InferShield – open-source security proxy for LLM inference

Source: hackernews

Source ↗
14
Wed, May 20, 08:01 AM · github · 58% · publiclow quality

Hex-Security/hex-nest

Source: github

Source ↗

Official / company site

2 row(s)

company_site·Wed, May 20, 05:37 PM·Confidence 85%high qualityverified_public

Hex Security | AI-Powered Autonomous Penetration Testing

Continuous offensive security agents for startups and enterprises.

https://hex.co/
official_site·Wed, May 20, 08:01 AM·Confidence 75%high qualitypublic

/blog

Source name: official_site

Hex Security | AI-Powered Autonomous Penetration Testing Demo D Blogs Hex Security Is Now Free for Open Source Projects May 25, 2025 Open source maintainers can now get continuous AI pentesting at no cost. Hex Security covers IDORs, broken access control, XSS, and infra misconfig

https://hex.co/blog

News

3 row(s)

press·Wed, May 20, 05:37 PM·Confidence 85%medium qualityverified_public

Launch YC: Hex Security

Launch post on continuous pentesting agents.

https://www.ycombinator.com/launches/POq-hex-security-ai-that-hacks-before-attackers-do
other·Wed, May 20, 08:01 AM·Confidence 50%medium qualitypublic

Head of the Security Service of Ukraine

Source name: wikipedia

https://en.wikipedia.org/wiki/Head_of_the_Security_Service_of_Ukraine
other·Wed, May 20, 08:01 AM·Confidence 50%medium qualitypublic

HRU (security)

Source name: wikipedia

https://en.wikipedia.org/wiki/HRU_(security)

Funding / news

1 row(s)

funding_article·Wed, May 20, 05:37 PM·Confidence 88%high qualityverified_public

Hex Security | Y Combinator

Winter 2026 batch; continuous AI penetration testing.

https://www.ycombinator.com/companies/hex-security

GitHub

3 row(s)

social·Wed, May 20, 08:01 AM·Confidence 88%low qualitypublic

Show HN: ClawShield – Open-source security proxy for AI agents (Go, eBPF)

Source name: hackernews

https://github.com/SleuthCo/clawshield-public
social·Wed, May 20, 08:01 AM·Confidence 88%low qualitypublic

Show HN: InferShield – open-source security proxy for LLM inference

Source name: hackernews

https://github.com/InferShield/infershield
github·Wed, May 20, 08:01 AM·Confidence 58%low qualitypublic

Hex-Security/hex-nest

Source name: github

https://github.com/Hex-Security/hex-nest

Social

3 row(s)

social·Wed, May 20, 08:01 AM·Confidence 88%medium qualitypublic

Gleam v1.15.0 has been published

Source name: hackernews

https://gleam.run/news/upgrading-hex-security/
social·Wed, May 20, 08:01 AM·Confidence 88%medium qualitypublic

Your hex editor should color-code bytes

Source name: hackernews

https://simonomi.dev/blog/color-code-your-bytes/
social·Wed, May 20, 08:01 AM·Confidence 88%medium qualitypublic

Building a Procedural Hex Map with Wave Function Collapse

Source name: hackernews

https://felixturner.github.io/hex-map-wfc/article/

Blog

2 row(s)

blog·Mon, May 11, 04:11 AM·Confidence 90%high qualitypublic

Hex Security Is Now Free for Open Source Projects - Hex Security | AI-Powered Autonomous Penetration Testing

Source name: Blog / news

Open source maintainers can now get continuous AI pentesting at no cost. Hex Security covers IDORs, broken access control, XSS, and infra misconfigs across every deploy.

https://hex.co/blog/open-source-announcement
blog·Mon, May 11, 04:11 AM·Confidence 90%high qualitypublic

Hex Security | AI-Powered Autonomous Penetration Testing

Source name: Blog / news

Hex Security's AI agents find critical vulnerabilities in your systems continuously—not just once a year. Trusted by YC companies. Start your free pentest.

https://hex.co/blog

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