We discuss the security of the PKI and propose an improved public key certificate system.

分析了现有PKI结构的缺陷，并设计了一个改进的公钥证书系统。

youdao

The concept, significance, feasibility and method of the miner certificate system are described.

对矿工资格证制度的概念、推行意义、可行性、方法进行了论述。

youdao

This essay designs a type for interns operation training, that is to carry out the certificate system.

设计了一种实习生操作技能训练的模式，即推行合格证制度。

youdao

The last certificate proving that the electrical system in the property had been tested was dated 1981.

BBC: Pettigrew Cottage, Porthscatho

But herein lies the heart of the problem, because the entire web security architecture rests upon the integrity of the embedded SSL certificate authority (CA) system.

FORBES: Cryptocat Increases Security In Move Away From JavaScript Web Delivery

Liberal Democrats had opposed the introduction of the English Baccalaureate Certificate, believing they would bring in a two-tier system, which would damage teenagers who were not academic enough to pass the new exams.

BBC: Education & Family