aeadParams.iv

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

  ¥Type: <ArrayBuffer> | <TypedArray> | <DataView> | <Buffer>

对于使用给定密钥的每个加密操作，初始化向量必须是唯一的。

¥The initialization vector must be unique for every encryption operation using a given key.