challenge and reply
| authentication
| challenge and reply | |
| IT | 询问和应答 |
| authentication | |
| comp., MS | 驗證 |
| econ. | 认证 |
| interntl.trade. | 密押 |
| multimed. | 数字认证 |
| space | 确认; 鉴证; 鉴权; 鉴别 |
| telecom. | 验证; 文电鉴别 |
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| 询问和应答 | |||
| 询问与应答 | |||
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challenge and reply : 4 phrases in 3 subjects |
| Cryptography | 1 |
| Information technology | 2 |
| Telecommunications | 1 |