The formal security proof of this scheme is provided in the random oracle model.

我们在随机预言模型下给出了方案的安全性证明。

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The security proof of the first scheme is based on the disperse logarithm problem (DLP);

一种方案的安全性证明是基于离散对数问题；

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Lastly, under the DDH assumption, the detailed security proof of NLWZ protocol is presented.

最后，在DDH假设下，给出了改进协议(NL WZ协议)的安全性证明。

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In his request to be relieved of duty, General Fonseka asked the president to allow him to keep a security detail, including trained combat soldiers, and a bullet proof vehicle, saying the defeated rebels are yet capable of trying to kill him.

VOA: standard.2009.11.14

Still, the university student plans to open source the full application and invite more auditing before making any claims about its fool-proof security.

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Provisional ballots are issued in Ohio when voters lack proper identification or are using the last four digits of a Social Security number as proof of ID.

CNN: Movie star among voters running into problems

Khalid Kidwai, head of the army's strategic plans division, told a news conference Saturday that the weapons were protected by a "fool-proof" security system.

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