> ## Documentation Index
> Fetch the complete documentation index at: https://s2.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Security

> How we secure your data

## Encryption

<CardGroup cols={2}>
  <Card title="Data in Transit">
    S2 [endpoints](/api/endpoints) are secured by TLS, and S2 uses TLS for service-to-service traffic internally as well.
  </Card>

  <Card title="Data at Rest">
    Data at rest is encrypted by the cloud systems S2 relies on.
  </Card>

  <Card title="Client-supplied Encryption Keys" href="/concepts/encryption">
    Configure a basin with a cipher and provide the encryption key for reads and writes at request time.
  </Card>

  <Card title="Client-side Encryption">
    Get end-to-end protection by encrypting and decrypting on the client-side.
  </Card>
</CardGroup>

## Compliance

Email [trust@s2.dev](mailto:trust@s2.dev) to request access to our **SOC 2** report, for **HIPAA** BAA, or **GDPR** DPA.

## Responsible Disclosure

Ethical hackers and security researchers can report vulnerabilities to us at [security@s2.dev](mailto:security@s2.dev).

## See also

<CardGroup cols={2}>
  <Card title="Cells" icon="grid" href="/platform/cells">
    Tenancy options
  </Card>

  <Card title="Private networking" icon="network-wired" href="/platform/private-networking">
    Avoiding the internet
  </Card>
</CardGroup>