# KEY_SIZE

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

Defined in: [packages/filecoin-encryption-envelope/src/constants.ts:71](https://github.com/FilOzone/synapse-sdk/blob/4fe24ea1c76c9b1fa1489b7cdbb1cc279bd2576a/packages/filecoin-encryption-envelope/src/constants.ts#L71)

Content encryption key size (AES-256).