You can use Castle to protect your applications from automated attacks, credential stuffing, and account takeovers. It provides APIs and SDKs that inspect visitor IP addresses, generate device fingerprints, and assess risk scores in real time. You can monitor user sessions, spot impossible travel anomalies, detect residential proxies or disposable email domains, and trigger custom responses like step-up authentication or outright blocks. Castle also stores historical session data so your security team can audit incidents and track emerging abuse patterns.
What Castle does
Pricing breakdown
Pricing model: Free tier, Paid
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