rkhunter:tldr:ef9cf

The command "sudo rkhunter --check" is used to run the Rootkit Hunter tool as a superuser (root) to perform a system check for rootkits and other security vulnerabilities.

Here is a breakdown of the command:

• "sudo": This command is used in Unix-like operating systems to execute commands with superuser (root) privileges. It allows the user to run programs as another user, typically the superuser.
• "rkhunter": This refers to the Rootkit Hunter tool, which is a Unix-based scanning tool used to detect rootkits, backdoors, and other security vulnerabilities on a system.
• "--check": This option is used to initiate a system check or scan by the Rootkit Hunter tool. It scans the system for known rootkits, suspicious files, and other security issues.

By running "sudo rkhunter --check", you are executing the Rootkit Hunter tool with elevated privileges to perform a comprehensive scan of your system's files and directories, looking for any signs of rootkits or suspicious activities.