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SysOps

How to display memory used by processes in human readable form

Display memory used by processes in human-readable form using ps and awk utilities.

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How to erase LUKS header

Learn how to erase the LUKS header on a specific device.

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How to locate LUKS devices

Discover two distinct and easily sriptable methods and combine features from both of these to locate and identify LUKS devices.

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How to test LUKS passphrase

Learn how to test LUKS passphrase on a specific device.

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SysOps

How to determine maximum LUKS passphrase length

Determine maximum LUKS key file size or maximum interactive passphrase length.

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SysOps

How to move files based on specific time criteria

Use find a utility to move files based on specific time criteria.

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How to assign binary key to LUKS key-slot

Learn how to create and assign binary key instead of passphrase to LUKS key-slot on a specific device.

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How to mount exFAT filesystem

I am surprised that exFAT is not supported out of the box as it is a default filesystem used on SDXC cards. You need to install a FUSE-based implementation to access data on devices using it.