aeadParams.additionalData

• 类型：<ArrayBuffer> | <TypedArray> | <DataView> | <Buffer> | <undefined>

额外输入数据未被加密，但包含在数据的认证中。additionalData 的使用是可选的。

【Extra input that is not encrypted but is included in the authentication of the data. The use of additionalData is optional.】