To be more secure, crypto-chips should be protected against simple power analysis attack and differential power analysis attack.

为进一步提高密码芯片的安全性，密码芯片必须防止简单能量分析和差分能量分析的攻击。

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Differential power analysis attack (DPA) is a powerful tool for retrieving secrets embedded in cryptographic devices and it has been a considerable threat to the information security system.

差分功耗分析(DPA)作为一种获取密码芯片密钥的旁道攻击方法，对目前的信息安全系统构成了严峻挑战。

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Differential power analysis attack (DPA) is a powerful tool for retrieving secrets embedded in cryptographic devices and it has been a considerable threat to the information security system.

差分功耗分析(DPA)作为一种获取密码芯片密钥的旁道攻击方法，对目前的信息安全系统构成了严峻挑战。

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