Block bots & bad behavior
Instantly stop automated and human-originated account takeovers, fake accounts, and any behavior that violates your platform policies.
Hiring by function
What they do:
AI-native on-call and incident response carefully crafted to help…
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HQ: San Francisco, CA, United States
What they do:
Automatically find and fix your software vulnerabilities
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HQ: San Francisco, CA, United States
Funding:
$7.03M · SAFE · Mar 2026
What they do:
Unified platform for secrets, certs, and privileged access management
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HQ: San Francisco, CA, United States
What they do:
Authorization Infrastructure securing AI at OpenAI, Zoom, & more
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HQ: New York, NY, United States
What they do:
Corgea finds, and fixes insecure code and packages autonomously.
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HQ: San Francisco, CA, United States
What they do:
Encrypted AI with verifiable privacy
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HQ: San Francisco, CA, United States
Block bots & bad behavior
San Francisco, CA, United States
20 employees, according to the company profile.
There are no funding rounds for Castle in our data.
Yes: 2 open roles on the company’s job board.
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