# KEY_SIZE

> `const` **KEY\_SIZE**: `32` = `32`

Defined in: [packages/filecoin-encryption-envelope/src/constants.ts:23](https://github.com/FilOzone/synapse-sdk/blob/9ad84d812e1dd635b76420a7d9388555a04f31b6/packages/filecoin-encryption-envelope/src/constants.ts#L23)

Content encryption key size (AES-256).