subtle.encapsulateKey(encapsulationAlgorithm, encapsulationKey, sharedKeyAlgorithm, extractable, usages)

• encapsulationAlgorithm <string>

• encapsulationKey <CryptoKey>

• sharedKeyAlgorithm <string> | <HmacImportParams>

• extractable <boolean>

• usages <string[]> 参见 关键用法。

  ¥usages <string[]> See Key usages.

• 返回：<Promise> 成功时将使用 EncapsulatedKey 履行。

  ¥Returns: <Promise> Fulfills with EncapsulatedKey upon success.

使用消息接收者的非对称公钥加密临时对称密钥。此加密密钥是 "封装密钥"，表示为 EncapsulatedKey。

¥Uses a message recipient's asymmetric public key to encrypt a temporary symmetric key. This encrypted key is the "encapsulated key" represented as EncapsulatedKey.

目前支持的算法包括：

¥The algorithms currently supported include:

• 'ML-KEM-512'⁴

• 'ML-KEM-768'⁴

• 'ML-KEM-1024'⁴