The encrypting technology and digital signature are important components of security technology of electronic commerce.
加密技术和数字签名技术是电子商务安全技术的重要组成部分。
Nowadays, in the computer network environment, all the confidentiality, security, integrality, usability and nonrepudiation of the information must be resolved by encrypting technology.
如今在计算机网络环境下信息的机密性、安全性、完整性、可用性等特性，都需要采用密码技术来解决。
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