Use a YubiKey challenge-response at system startup to open a LUKS-encrypted disk volume.
Linux Hardening
vsKnockKnock
Linux Hardening vs KnockKnock
How do Linux Hardening and KnockKnock compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Linux Hardening | KnockKnock |
|---|---|---|
| What it is | Follow this Linux hardening guide for steps to improve the security of a Linux system. | Check which software is persistently installed on a Mac with KnockKnock, a tool for inspecting startup items. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Linux, Web | macOS, Web |
| Open source | Not stated | Not stated |
| Language | English | — |
| Alternatives |
Other options to consider
Sites similar to both Linux Hardening and KnockKnock.
Open source
24 alternativesCollision checks file hashes on Linux, with installation available through Flathub.
OnionHop routes desktop traffic through Tor, with proxy and system-wide VPN modes, bridges, split tunneling, and a kill switch.
Tunnelblick is free, open-source macOS software for controlling OpenVPN connections, with downloads and support information on its site.
Check file origin and cryptographic signing details from Finder with this macOS utility.
BlockBlock monitors for malware that installs itself persistently to run automatically after a restart or login.






