[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) › EncryptionKey

```ts
const EncryptionKey: brand("EncryptionKey", Entropy32);
```

Defined in: [packages/common/src/Crypto.ts:152](https://github.com/evoluhq/evolu/blob/037c390af081e9944d616ff298a729515c5c5ab7/packages/common/src/Crypto.ts#L152)

The encryption key for symmetric encryption.