数据经过加密后，只有能提供密码的用户可以解密数据。
Once the data is encrypted, only users who can provide a secret password can decrypt the data.
以明文方式传输消息、传输加密的但以明文方式存储的消息、或者由于密钥被窃取或通过密码分析获取后对消息进行解密，在以上几种情况下都可能发生这种攻击。
This can happen to messages being transmitted in the clear, transmitted encrypted but stored in the clear, or decryption of messages due to stolen key or cryptoanalysis.
一旦安装获得强大密码后，每加上一个ane - mail地址，LastPass就会对所有的登录和密码重新加密存到你的电脑里。
Once installed and given a strong password of its own, plus an E-mail address, LastPass encrypts all the logons and passwords stored on your computer.
该方法使用数据库存放加密后的动态密码，能起到很好的保护作用。
And the method USES an encrypted dynamic code in the data - base and is very safe and reliable in use.
并给出了改进算法加密图像数据的应用实例，分析比较了改进后的算法和传统分组密码算法在安全性和抗破译性方面的性能。
An application example is given. Finally the security performance and anti-attack performance from both traditional block encryption algorithm and improved algorithm are analyzed and compared.
出于这个原因，在版本1.6和以后，以前的版本文件将不会被删除后，加密解密过程中使用的情况下，是不正确的密码。
For this reason, in version 1.6 and afterward, the previous version file will not be removed after decryption in case the incorrect password is used during encrypting.
分发的子密钥通过椭圆曲线密码进行了加密，使得受托人掌握的子密钥是加密后的密文形式，增强了安全性；
The shared key distributed by the dealer is encrypted based on ECC to enhance the security. Meanwhile the length of the key of ECC is much shorter than that of RSA cryptography.
太复杂的太偏的密码加密后无法还原，我希望有大师能在我的基础上完善它，再传上来。-Is a compact Password Manager。
Too complex too partial can not restore the password encrypted, and I hope I can master the basis of sound it, and transmits it up.
太复杂的太偏的密码加密后无法还原，我希望有大师能在我的基础上完善它，再传上来。-Is a compact Password Manager。
Too complex too partial can not restore the password encrypted, and I hope I can master the basis of sound it, and transmits it up.
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