# Fortify Your Business with Unbreakable Identity Security

Stop fraud, block bots, and protect every authentication flow automatically.

Free plan includes **unlimited MAUs**

## Bot Detection & CAPTCHA Protection

Detect and block automated sign-ups and brute-force attempts using CAPTCHAs, JA4 fingerprinting, and proof-of-work challenges.

## Phishing-Resistant Authentication

Passkey and WebAuthn support ensure only legitimate users can log in, protecting against phishing attacks.

## Multi-Factor Authentication (MFA)

Add another layer of defense with flexible MFA options.

## IP and Country Blocklist

Block or throttle traffic from high-risk geographies and IP ranges to stop abuse before it starts.

## Account Lockout Policies

Prevent brute-force attacks with configurable lockout thresholds and timed re-enablement.

## Rate Limits

Protect your APIs and login flows from spamming and enumeration with per-action, per-user, or per-IP rate limits.

## Breached Password Detection

Stop users from using compromised credentials. Detect and require reset when a password appears in public breach datasets.

## SMS Pumping Protection

Detect and stop automated SMS fraud in real time. Authgear analyzes OTP traffic for unusual patterns, blocks suspicious activity automatically, and alerts admins instantly.

## Protect your apps and users

Prevent losses from SMS fraud and automated abuse.

Protect user trust with phishing-resistant, frictionless authentication.

Reduce operational load; automated detection and response means fewer manual interventions.

Scale securely; flexible policies adapt to traffic spikes without blocking real users.

## Built for Developers & Security Teams

Plug it in once, protect everywhere. Authgear's SDKs and APIs make it simple to deploy robust protection across your apps.

## Ready to transform your authentication experience?

Ready to explore Authgear? Request a demo today!

Free plan includes **unlimited MAUs**.