Log every executed command to syslog.
Generate password digest for basic authentication of HTTP users.
Revoke specific key used to perform key-based login with OpenSSH utilizing simple public key revocation list or OpenSSH Key Revocation List (KRL).
Protect Netdata using basic access authentication.
Determine which SSH key was used to perform key-based login using public key fingerprint.
Handle domains that are not defined in the configuration using dedicated backend.
I have already described how to create VLAN interface, but things have changed over time, so I decided to update the know-how.
openssl utility to display and verify the certificate chain for a specific domain.
Perform a dictionary attack on the forgotten LUKS passphrase to access the encrypted device.
Learn how to erase the LUKS header on a specific device.