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| public key certificate (In cryptography, a public key certificate (also known as a digital certificate or identity certificate) is an electronic document that uses a digital signature to bind a public key with an identity – information such as the name of a person or an organization, their address, and so forth. The certificate can be used to verify that a public key belongs to an individual. WAD Alexander Demidov) | |||
| signature key certificate (andrew_egroups) | |||
| сертификат ключа подписи: 4 短语, 3 学科 |
| 信息技术 | 2 |
| 安全系统 | 1 |
| 银行业 | 1 |