Port knocking tools

Tools

Knock (port knocking tool)

A port knocking implementation to make network ports to become stealth or trigger events based on a port knocking sequence.

pyknock (port knocking tool)

network traffic filtering, system hardening

Port knocking tools typically hide services from the outside world by requesting a 'secret'. This secret is like a special way of knocking on a door, to let others know you can be trusted. It does not replace a password or other method of authentication, yet adds another layer to it.

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