[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Crypto](https://evolu.dev/docs/api-reference/common/Crypto) › XChaCha20Poly1305Ciphertext

```ts
const XChaCha20Poly1305Ciphertext: brand(
  "XChaCha20Poly1305Ciphertext",
  Uint8Array,
);
```

Defined in: [packages/common/src/Crypto.ts:147](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Crypto.ts#L147)

Branded Uint8Array for XChaCha20-Poly1305 encryption.

## See

[encryptWithXChaCha20Poly1305](https://evolu.dev/docs/api-reference/common/Crypto/functions/encryptWithXChaCha20Poly1305)