Next, modify the fstab file using a text editor. If you don’t know the partition UUID, you can get it with the following command. The content of crypttab is used to unlock encrypted partition. You can use it to automatically open encrypted partition. $ sudo chown ubuntu:ubuntu /home/ubuntu/filesįstab & crypttab files are used during system boot.

$ sudo mount /dev/mapper/cryptpart /home/ubuntu/files It is important to note that any file or data you add to an encrypted partition will automatically be encrypted before writing to the disk. Now you can mount it and add new files to it. Run the following command to create ext4 filesystem on your partition. We will use the string cryptpart for this purpose. After the partition location, you need to specify the name with you want to identify the opened partition. In the above command, you need to specify the partition /dev/sdb1 after cyptsetup command and luksOpen keyword. $ sudo cryptsetup luksOpen /dev/sdb1 cryptpart We will open it using cryptosetup command. $ lsblk -fīy default, the encrypted partition is closed. Once it is completer, you can verify it with the following command.

Next, enter passphrase to encrypt the partition. Next, run the following command to format partition in LUKS. $ sudo yum install cryptsetup (for RHEL/CentOS distributions) $ sudo apt-get install cryptsetup (for Debian distributions) Here are the commands to install cryptosetup. We will use cryptosetup utility for this purpose.

It is a protocol to store all encrypted devices. Next, enter ‘w’ to write changes to disk. For our example, you can create a partition of 5GB by entering +5GB. It will also ask you the space to be allocated for partition. We will enter 1 to create partition /dev/sdb1 in disk /dev/sdb Next, enter 1-4 to determine the partition number. Enter ‘n’ first and then ‘p’ to select partition type as primary partition. You will get a prompt asking you to enter what kind of partition you want to create. This is because when you encrypt a partition, it is formatted and its data is completely erased.įor our example, we will create new disk partition in Linux. The first step is to ensure that you have taken backup of your disk partition. Here are the steps to encrypt partition in Linux. You can use these steps on almost any Linux distribution such as Ubuntu, Debian, RHEL, Fedora, CentOS. In this article, we will learn how to encrypt partition in Linux. Sometimes you may need to encrypt your entire disk partition in Linux to keep your data secure and protect it from malicious attacks.

Partition find and mount key