The Ghost Operator's Signal
An important aspect of virtualization is ensuring the security of the disk images used by VMs. Encrypting these disk images helps protect sensitive data from unauthorized access. This post will guide you through the process of encrypting a KVM QCOW2 disk image using LUKS (Linux Unified Key Setup).
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Migrating just a couple of virtual machines from other virtualization platforms to KVM is easy. Virtualbox uses the Virtual Disk Image (.vdi) format. You can clone the vdi image to a RAW image format using vboxmanage. This way you will not alter your original virtual image file. Then QEMU provides the necessary tools to convert the RAW image to the qcow2 format. Qcow2 is QEMU’s Copy On Write image format.
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