Cryptography is an important technology of information security. It can guarantees information's confidentiality, integrality and authentication.
密码学作为信息安全的重要技术，能有效保障信息的机密性、完整性和鉴别。
Electron signature seal, as modern authentication technology, guarantees for its rapid transmission and security of information.
作为现代认证技术的电子签名印章，为其快速传送信息和确保信息安全提供了重要保障。
Electron signature seal, as modern authentication technology, guarantees for its rapid transmission and security of information.
作为现代认证技术的电子签名印章，为其快速传送信息和确保信息安全提供了重要保障。
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