地址簿将被加密，主要密码。

Address book will be encrypted by main password.

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填写密码值(此处不使用主要密码的检验规则)，然后点击OK。

Fill in the password value (no major password checking rules apply here), then OK.

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流密码与分组密码是基于位运算的图像加密算法中两种主要密码体制。

Stream cipher and block cipher are main cipher systems in image encryption algorithm based on bit operation.

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