> For the complete documentation index, see [llms.txt](https://docs.facephi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.facephi.com/docs.facephi-en/getting-started/quickstart.md).

# Welcome and basic concepts

Welcome to the documentation for **Facephi**.\
Here you'll find everything you need to integrate our solutions for **biometric identity verification** into your products in a **secure, efficient, and scalable way**.

This documentation is designed to help you:

* Understand what problems we solve.
* Learn about the available solutions.
* Choose the type of integration that best fits your product.
* Start integrating step by step.

### Who is this documentation for?

This guide is aimed at technical profiles working with Facephi solutions:

* **Developers** who integrate APIs or SDKs into web or mobile applications.
* **Technical teams** from customers or partners.
* **QA and testing** for validating biometric flows.
* **Integrators** who implement solutions in production environments.

No prior knowledge of biometrics is necessary, but technical experience in software integration is required.

***

### What you can build with Facephi

Our technology allows you to implement complete solutions for **digital identity**, adapted to different use cases.

#### Biometric Verification of identity

Verify that a person is who they claim to be through:

* Facial authentication.
* liveness checks (**Liveness Detection**).
* Secure biometric comparison.

***

#### Document validation

Automate the capture and validation of identity documents using AI:

* National documents (ID card, Passport, licenses).
* Data extraction (OCR).
* Authenticity validation.

***

#### Flexible integrations

Access Facephi technology through:

* **REST APIs**.
* **Native SDKs** for iOS and Android.
* Hybrid solutions for other environments.

This allows you to adapt the integration to your product's technology stack.

***

#### Fraud detection

Protect your workflows against impersonation attempts with:

* Advanced biometric controls.
* Detection of attacks and anomalous behavior.
* Real-time event monitoring.

***

### Security and compliance

Security and privacy are fundamental pillars of our solutions.

* **End-to-end encryption**\
  Sensitive data is never stored or transmitted in plain text.
* **Regulatory compliance**\
  Aligned with standards and regulations such as:
  * GDPR
  * eIDAS
  * ISO 27001
  * Applicable local regulations
* **Privacy by Design**\
  Designed from the outset to minimize the use and exposure of personal data.