About
Socket provides a platform that analyzes the behavior of open-source packages in real-time to detect and prevent supply chain attacks, including backdoors, typosquatting, and obfuscated code, before they reach production environments. The company's Socket Firewall blocks malicious dependencies at the point of installation, and its platform extends protection to browser and editor extensions, MCP servers, and AI tools. Socket aims to help enterprises build securely with AI by addressing the growing vulnerabilities in open-source dependencies.
Key facts
At-a-glance profile data
- Website
- socket.dev
- Headquarters
- San Francisco, United States
- Founded
- 2020
- Employees
- 132
- Total funding
- $60M (Series C)
- Business model
- B2B
Funding rounds
| Date | Round | Amount | Post-money | Lead investors |
|---|---|---|---|---|
| 20 May 2026 | Series C | $60M | $1.0B | Thrive Capital |
Tech stack
Detected on socket.dev, last scanned 20 Sept 2026. Run your own scan
- Support
- Zendesk
- CMS / Builders
- ReadMe
- CDN
- Cloudflare
- Email provider
- Google Workspace
- Status page
- Statuspage
Frequently asked
What is Socket's Effective Domain Rating?
StartupHub's Effective Domain Rating for Socket is 81 out of 100, measuring real cross-surface visibility in search engines and AI answers rather than claimed link authority. That is fairly rated against its Ahrefs Domain Rating of 79.
Is Socket trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Socket is 87 out of 100, based on site security posture and privacy practices.
How much funding has Socket raised?
Socket has raised a total of $60M in funding. The most recent round on record is Series C.
How many employees does Socket have?
Socket has approximately 132 people on record.