> ## Documentation Index
> Fetch the complete documentation index at: https://docs.fingerprint.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Use Case Tutorials

> Step-by-step tutorials for implementing Fingerprint in common fraud prevention scenarios

Use case tutorials are step-by-step guides that show how to implement Fingerprint to solve specific challenges, with complete sample applications you can run locally and adapt. Each includes a starter repository, integration instructions, and server-side logic built with plain JavaScript, Node.js, and SQLite so you can quickly understand the patterns and apply them to your own stack.

## Protect your users

<Columns cols={3}>
  <Card title="Account Takeover" icon="shield-alert" href="/docs/v3/account-takeover-use-case-tutorial">
    Detect and block attackers from hijacking accounts.
  </Card>

  <Card title="Card Testing" icon="credit-card" href="/docs/v3/card-testing-use-case-tutorial">
    Reduce fraud. Increase real payments.
  </Card>

  <Card title="Credential Stuffing" icon="key" href="/docs/v3/credential-stuffing-use-case-tutorial">
    Stop automated logins using stolen credentials.
  </Card>

  <Card title="Loan Fraud" icon="landmark" href="/docs/v3/loan-fraud-use-case-tutorial">
    Identify risky devices during loan applications.
  </Card>
</Columns>

## Grow your revenue

<Columns cols={3}>
  <Card title="Coupon Abuse" icon="ticket-percent" href="/docs/v3/coupon-abuse-use-case-tutorial">
    Prevent repeated or automated coupon redemption.
  </Card>

  <Card title="Account Sharing" icon="users-round" href="/docs/v3/account-sharing-use-case-tutorial">
    Stop multiple users accessing one paid account.
  </Card>

  <Card title="Paywall Enforcement" icon="brick-wall" href="/docs/v3/paywall-use-case-tutorial">
    Block free access to premium content.
  </Card>

  <Card title="Personalization" icon="sparkles" href="/docs/v3/personalization-use-case-tutorial">
    Personalize the user experience for any visitor.
  </Card>

  <Card title="New Account Fraud" icon="user-round-plus" href="/docs/v3/new-account-fraud-use-case-tutorial">
    Block repeat signups and trial abuse.
  </Card>

  <Card title="Regional Pricing" icon="globe" href="/docs/v3/regional-pricing-use-case-tutorial">
    Stop users exploiting cheaper regional prices.
  </Card>

  <Card title="Survey Fraud" icon="clipboard-check" href="/docs/v3/survey-fraud-use-case-tutorial">
    Prevent survey fraud and abuse.
  </Card>

  <Card title="SMS Pumping" icon="message-square-warning" href="/docs/v3/sms-pumping-use-case-tutorial">
    Prevent automated SMS abuse that drives carrier costs.
  </Card>
</Columns>

## Protect your platform

<Columns cols={3}>
  <Card title="Web Scraping" icon="bot" href="/docs/v3/web-scraping-use-case-tutorial">
    Block automated scraping of site content or data.
  </Card>

  <Card title="Ban Enforcement" icon="ban" href="/docs/v3/ban-enforcement-use-case-tutorial">
    Prevent banned users from returning.
  </Card>

  <Card title="Chargeback Dispute" icon="receipt" href="/docs/v3/chargeback-dispute-use-case-tutorial">
    Provide device evidence to challenge fraud claims.
  </Card>
</Columns>