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Xen Virtualization by Prabhakar Chaganti

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Device Mapper-Based Encryption Using LUKS

Linux Unified Key Setup (LUKS) provides a standard format for encrypted partitions and enables multiple users/passwords. It also provides effective password revocation and security against low entropy attacks. In this section we will once again use a device mapper-based encryption scheme, but enhance it using LUKS.

Time for Action—by Extending dm-crypt

Since we will be using a device mapper-based encyption scheme as in the previous section, a lot of our initial steps will be same as the previous section, the main difference being that we will use the LUKS format for the hard disk encryption.

1. As described previously, ensure that you compile your kernel to have all the required modules. Also install the ...

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