# Layergram in AdvixyOS

> Use of a v3 post-quantum Layergram public identity to exchange short-lived secrets.

- Canonical HTML page: [https://os.advixy.com/en/self-employed/security/layergram](https://os.advixy.com/en/self-employed/security/layergram)
- Language: en-GB

## Key information

- AdvixyOS accepts Layergram 2.0.0-or-later public identities using the post-quantum LMF v3 format.
- Layergram is reserved for short-lived secrets; documents must be sent through the portal.
- If an identity is old, update Layergram and redistribute the new public identity without revealing the 24-word recovery phrase.

## Related public resources

- [Security in AdvixyOS](https://os.advixy.com/en/self-employed/security/index.md): Secure channels for documents, access, payments and short-lived secrets.
- [AdvixyOS Privacy Policy](https://os.advixy.com/en/privacy-policy/index.md): Personal-data processing on os.advixy.com.

## Other language versions

- [es-ES](https://os.advixy.com/autonomos/seguridad/layergram/index.md)
- [en-GB](https://os.advixy.com/en/self-employed/security/layergram/index.md)
- [it-IT](https://os.advixy.com/it/autonomi/sicurezza/layergram/index.md)

## Source and limits

This Markdown representation supports retrieval. The rendered HTML page and, where contracting occurs, the accepted proposal and contractual version are the current source for prices, scope and commitments.

- [View the current HTML page](https://os.advixy.com/en/self-employed/security/layergram)