# Page Not Found

The URL `security-features/hardware-security/device-authentication-mechanism` does not exist.

You might be looking for one of these pages:
- [Device authentication mechanism](https://docs.safepal.io/safepal-hardware-wallet/security-features/hardware-security/device-authentication-mechanism.md)
- [Independent security element & multi-sensors](https://docs.safepal.io/safepal-hardware-wallet/security-features/hardware-security/independent-crypto-element.md)
- [Air-gapped Signing Mechanism](https://docs.safepal.io/safepal-hardware-wallet/security-features/hardware-security/hardware-architect.md)
- [True random number generator](https://docs.safepal.io/safepal-hardware-wallet/security-features/hardware-security/true-random-number-generator.md)
- [Hardware security](https://docs.safepal.io/safepal-hardware-wallet/security-features/hardware-security.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.safepal.io/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.safepal.io/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/safepal-hardware-wallet/security-features/hardware-security/device-authentication-mechanism.md`)
- Use `Accept: text/markdown` header for content negotiation