# Keverd Docs > Agile Fruad Infra for Fintechs ## Docs - [API keys](https://developer.keverd.com/api-keys.md): Public, secret, and webhook secrets - [Verification](https://developer.keverd.com/api-reference/verify.md): Billable server-side decision for an event_id - [Welcome to Keverd Docs](https://developer.keverd.com/index.md): Identify devices, score risk, and stop fraud. - [JavaScript SDK](https://developer.keverd.com/java-script-1.md): Vanilla JS / CDN with @keverdjs/agent - [Next.js](https://developer.keverd.com/nextjs-quickstart.md): App Router with @keverdjs/react and server verify - [NodeJS](https://developer.keverd.com/node-js.md) - [PHP Laravel](https://developer.keverd.com/php-laravel.md) - [Python](https://developer.keverd.com/python.md) - [Quickstart](https://developer.keverd.com/quickstart.md): Get your account and API key, then integrate the SDK in three steps. - [React SDK](https://developer.keverd.com/react.md): KeverdProvider and hooks for React - [Server SDKs](https://developer.keverd.com/server/overview.md): Verify event_id on your backend - [Vue SDK](https://developer.keverd.com/vue.md): Vue 3 plugin and composables ## OpenAPI Specs - [openapi](https://developer.keverd.com/api-reference/openapi.json)