Security
rkhunter
Rootkit Detection - Searches for rootkits and security vulnerabilities.
Ubuntu
Debian
Fedora
CentOS
RHEL
macOS
Verified: 2026-05-10
Syntax
$rkhunter [OPTIONS]
Examples
$rkhunter --check
$rkhunter --update
$rkhunter --check --skip-key-detection
Typical use cases
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Standard usage
rkhunter --help
Note
Checks for known rootkits, suspicious files and configuration issues.
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