组合公钥技术是一种新的认证技术，它是基于标识的公钥算法技术。

This technology is a new authentication technique, and it's an algorithm based on the identity technology.

youdao

利用组合公钥体制（CPK）的基本思想，结合椭圆曲线加密（ECC）算法，提出了一种改进的数字签名方案。

This paper represents an improved method of digital signature, which is based on the principle of combined public key(CPK) and combined with the algorithm of elliptic curve cryptosystem(ECC).

youdao