* **[密钥使用介绍及通用流程](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-key-use-overview)**
* **[加密/解密](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-encryption-decryption)**
* **[签名/验签](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-signing-signature-verification)**
* **[密钥协商](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-key-agreement)**
* **[密钥派生](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-key-derivation)**
* **[访问控制](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-identity-authentication)**
* **[HMAC](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-hmac)**
* **[CMAC](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/huks-cmac)**