Risk assessment as one of the core technologies ensures it system security.
风险评估是信息系统安全保证的关键技术。
Technologies of cryptography are the core of information security.
密码技术是信息安全的核心技术。
Risk assessment is the key and core technologies ensuring it system security.
风险评估是确保IT系统的安全性的关键技术和核心技术。
Technologies of cryptography, especially encryption technologies are the core of information security.
密码技术，特别是加密技术是信息安全技术的核心。
Technologies of cryptography, especially encryption technologies are the core of information security.
密码技术，特别是加密技术是信息安全技术的核心。
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