Create an encrypted file storage from other systems in Ubuntu

Source: Internet
Author: User
If you work between different computers and operating systems, creating an encrypted storage is definitely meaningful. You can copy the encrypted file to the USB flash drive and carry it with you. This encrypted storage is a separate file, which can be loaded as a virtual disk in the operating system. After the work is completed, you can detach the disk. Other people cannot access the content without a password. TrueCrypt is an open-source encryption software that can run under Ubuntu, Windows, and MacOSX. It is easy to use and can

If you work between different computers and operating systems, creating an encrypted storage is definitely meaningful. You can copy the encrypted file to the USB flash drive and carry it with you. This encrypted storage is a separate file, which can be loaded as a virtual disk in the operating system. After the work is completed, you can detach the disk. Other people cannot access the content without a password.

TrueCrypt is an open-source encryption software that can run under Ubuntu, Windows, and Mac OS X. It is easy to use and can be customized as needed.

Install TrueCrypt

Log on to the TrueCrypt website and download the Ubuntu x86 installation package. You can also download the installation packages for other operating systems.

Currently, the package provided by TrueCrypt is a compressed package, so decompression is required first. After decompression, install the TrueCrypt software package. The command is as follows:

$ Sudo apt-get install dmsetup

$ Tar zxf ~ // Desktop/truecrypt-6.0a-ubuntu-x86.tar.gz

$ Sudo dpkg-I truecrypt-6.0a/truecrypt_6.0a-0_i386.deb

The path and file name in the preceding command are determined based on your own situation.

Create an encrypted Storage

After TrueCrypt is installed, press "Alt + F2" and then enter "trueCrypt" to run it. The procedure is as follows:

1. Create an initial file Volume (Volume ). Click "Create volume". A prompt wizard is displayed. In the wizard, make sure that "Create a file container" is selected and click "Next ".

2. Next, select the Volume type. The default TrueCrypt type is "Standard TrueCrypt volume ".

3. In the "Volume Location" edit box, enter the name of the encrypted Volume. If you want to create an encrypted volume on the USB flash drive, click "Browse for other folders" and select the path of the USB flash drive. In addition, do not forget to enter the file name in the "name" of the dialog box. The suffix of the created file name is '. fc', because this suffix can be opened by double-clicking on Windows or Mac. After entering the information, click "Save. Click "Next" to go to the Next step of the wizard.

4. Select the encryption algorithm. You can select from the drop-down list. "AES" is a good choice. Select complete and click "Next ".

5. Select the file size. If you select a USB flash drive in step 3, The Wizard will prompt the remaining space of the USB flash drive. You must select the capacity unit-GB or MB from the drop-down box, but cannot enter xxGB or xxMB in the input box. After entering the information, click "Next ".

6. Select the password. You can use both cases, but make sure you can remember them. Click "Next ".

7. Select the file system of the encrypted volume. The FAT format is a file system supported by Windows, Mac, and Ubuntu. Select complete and click "Next ".

8. Enter the "generation phase ". Before generation, you must generate random numbers for encryption. It's very easy. Just shake your mouse.

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