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ubuntu下的加密压缩与解压

有一些数据放在哪里都觉得不安全,放在本地硬盘又怕丢,放在网盘更担心,就用ubuntu的加密压缩简单加个密扔网盘算了,加密压缩一种是使用tar,一种是使用zip

使用tar加解密压缩

加密压缩:
tar -zcf - filename |openssl des3 -salt -k password | dd of=filename.des3
解密解压:
dd if=filename.des3 |openssl des3 -d -k password | tar zxf -

注意命令最后面的“-” 它将释放所有文件, -k password 可以没有,没有时在解压时会提示输入密码

zip对文件加密压缩和解压

加密压缩:
zip -re filename.zip filename 回车,输入2次密码
zip -rP passwork filename.zip filename passwork是要输入的密码
解密解压:
unzip filename.zip 按提示输入密码
unzip -P passwork filename.zip passwork是要解压的密码,这个不会有提示输入密码的操作

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