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How to display details for specific OpenSSL cipher

Display details for specific OpenSSL cipher, only single one.

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How to undo fsck operations performed on the Ext4 filesystem

Undo undo fsck operations performed on the Ext4 filesystem.

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How to reindex directories located in the Ext4 filesystem

Reindex directories located in the Ext4 filesystem after removing a huge number of files to optimize directory sizes.

Categories
SysOps

How to inspect OpenSSH client configuration

Inspect OpenSSH client configuration to search and display configured hosts.

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How to expand an existing XFS filesystem on LVM Logical Volume

Expand an existing XFS filesystem on LVM Logical Volume.

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How to revoke specific key used to login with OpenSSH

Revoke specific key used to perform key-based login with OpenSSH utilizing simple public key revocation list or OpenSSH Key Revocation List (KRL).

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How to determine which key was used to login with OpenSSH

Determine which SSH key was used to perform key-based login using public key fingerprint.

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How to display message before OpenSSH authentication

Display message before OpenSSH authentication using simple built-in mechanism.

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How to convert units using command-line

Use dedicated command-line utility to convert various units to different measurement systems.

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How to display count and rate statistics for data read on standard input

Use wcs stream meter created by Arno Wagner to display count and rate statistics for data read on standard input.