Cyber Crucible
Pittsburgh, US · 1 known investors
Cyber Crucible provides autonomous endpoint security software that detects and neutralizes threats at the kernel level, including malware, ransomware, and identity theft, without requiring manual analyst intervention. Its products include Core, which suspends attacks in memory, and FortressAI, which enforces acceptable-use policies and redacts sensitive data before it reaches external generative AI tools.
AI & Machine LearningCybersecuritySaaS
Founders & leadership
DU
Dennis UnderwoodFounder
Investors · 1
Reported raises · per SEC filings
Form D private placements$132.8K disclosed across 1 round · 2023
▶$132.8KraisedAug 2023 · 2 investors · Other TechnologyRule 506(b)
▶$132.8KraisedAug 2023 · 2 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Dennis UnderwoodExecutive Officer, Director, Promoter
- Offering amount
- $1M
- Amount sold
- $132.8K
- First sale
- Aug 2023
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 5
by search overlapCyble17 shared keywordsCyble provides threat intelligence and security solutions for organizations to protect against cyber threats across their attack surface. The company serves enterprises including Fortune 500 firms and government entities in the cybersecurity industry.
SafeHill6 shared keywordsSafeHill is a cybersecurity company that combines AI and human ethical hackers to help security teams identify and prioritize real security exposures and attack paths. The platform targets security teams and CISOs seeking threat exposure management and penetration testing validation without alert fatigue.
Cybrary6 shared keywordsCybrary provides online cybersecurity training courses, certification prep programs, and hands-on labs for individuals and enterprise teams. The platform offers role-based learning paths, AI security content, and virtual labs to help professionals develop skills in threat detection and response.
Coalition6 shared keywordsCoalition offers Active Insurance, a cybersecurity-focused insurance product designed to help organizations identify, mitigate, and respond to digital risks before they occur. The company serves businesses of all types across the US, UK, Europe, and Canada.
Thecyberwire5 shared keywordsThe CyberWire is a media and news platform that covers cybersecurity industry insights, threats, and research through podcasts, briefings, and daily news coverage. The platform serves cybersecurity professionals, researchers, and decision-makers with information on vulnerabilities, threats, compliance, and emerging security challenges.
Companies competing with Cyber Crucible for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Cyber Crucible do?
- Cyber Crucible provides autonomous endpoint security software that detects and neutralizes threats at the kernel level, including malware, ransomware, and identity theft, without requiring manual analyst intervention. Its products include Core, which suspends attacks in memory, and FortressAI, which enforces acceptable-use policies and redacts sensitive data before it reaches external generative AI tools.
- Who founded Cyber Crucible?
- Cyber Crucible was founded by Dennis Underwood.
- Who are Cyber Crucible's investors?
- Cyber Crucible's investors include TBD Angels.
- How much funding has Cyber Crucible raised?
- Cyber Crucible has disclosed $132.8K raised across 1 round.
- Where is Cyber Crucible headquartered?
- Cyber Crucible is headquartered in Pittsburgh, US.

