Seal Security
Agent50Agent Readiness: 50/100. Top 25%. Measured by StartupHub.ai. Median 41.Trust92Data Trust: 92/100. Top 25%. Measured by StartupHub.ai. Median 61.Seal Security, a cybersecurity startup operating in stealth mode, was founded by three software vulnerability experts with more than 30 years of combined experience in vulnerability mitigation and exploitation. Our aspiration is to be the first line of defense for organizations in mitigating the risks of open source vulnerabilities.
About
Seal Security, a cybersecurity startup operating in stealth mode, was founded by three software vulnerability experts with more than 30 years of combined experience in vulnerability mitigation and exploitation. Our aspiration is to be the first line of defense for organizations in mitigating the risks of open source vulnerabilities. Our unique approach enables security teams and R&D departments to address these risks surgically, bypassing the unnecessary challenges that often come with this territory.
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Key facts
- Website
- seal.security
- Headquarters
- Tel Aviv, Israel
- Founded
- 2023
- Employees
- 113
- Total funding
- $20M (Seed)
- Business model
- B2B
Seal Security pricing
| Plan | Price |
|---|---|
| StarterDefined scope for specific apps or packages, Guided setup to validate outcomes | Contact sales |
| BusinessGuided onboarding and success plan, Full access to the Seal Patch Catalogue across supported ecosystems, Ongoing usage for selected scope | Contact sales |
| ScaleUnlimited expansion across apps, teams and environments, Enterprise rollout support, Governance and reporting options | Contact sales |
Pricing depends on scope of coverage, supported ecosystems, deployment requirements and support level. Contact us for tailored quote. Get 5 Free Patches included. Chat with an expert included in every plan.
Plans as published by Seal Security, checked September 2026. Current prices on seal.security
Funding rounds
| Date | Round | Amount | Post-money | Lead investors |
|---|---|---|---|---|
| 29 Jul 2025 | Seed | $13M | Liberty Strategic Capital | |
| 13 Feb 2024 | Seed | $7M | $45M | Vertex Ventures |
Tech stack
Detected on seal.security, last scanned 9 Nov 2026. Run your own scan
- Compliance
- SOC 2, ISO 27001, PCI DSS, FedRAMP
- Analytics
- Google Tag Manager
- Support
- HubSpot
- CMS / Builders
- Webflow
- CDN
- Cloudflare
- Email provider
- Google Workspace
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Frequently asked
What does Seal Security do?
Our advanced secure artifact server allows organizations to seamlessly integrate our open source security patches into their existing security policies. This not only leads to a significant reduction in MTTR and related labor costs but also substantially improves the internal and external security posture. Seal Security is proud to be SOC2 and ISO27001 compliant, affirming our commitment to maintaining the highest standards in information security and operational processes.
Is Seal Security trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Seal Security is 92 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How much funding has Seal Security raised?
Seal Security has raised a total of $20M in funding. The most recent round on record is Seed.
How many employees does Seal Security have?
Seal Security has approximately 113 people on record.
A tool we built
API and MCP Security Scanner
See what an API or MCP server gives a stranger: transport, auth, CORS, rate limits, and which tools answer with no credentials. Use it before you publish an endpoint.
Need it connected to Seal Security or your own stack? Ask for a custom integration. We reply within 2 days.
SEC filings, insider activity, nonprofit links and pay benchmarks for Seal Security:
Company details: from public sources. Funding: no announced round on file. Ownership: not yet claimed by the company. Scores: measured by named tools; each links to its method. Our rules
