{"id":19310583,"url":"https://github.com/sepppenner/portknocker","last_synced_at":"2025-04-22T13:34:26.347Z","repository":{"id":82869342,"uuid":"243089717","full_name":"SeppPenner/PortKnocker","owner":"SeppPenner","description":"PortKnocker is a project to run a simple port knocking client for UDP and TCP 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is a project to run a simple [port knocking](https://en.wikipedia.org/wiki/Port_knocking) client for UDP and TCP connections.\n\n[![Build status](https://ci.appveyor.com/api/projects/status/02q1t1mf09sk95n3?svg=true)](https://ci.appveyor.com/project/SeppPenner/portknocker)\n[![GitHub issues](https://img.shields.io/github/issues/SeppPenner/PortKnocker.svg)](https://github.com/SeppPenner/PortKnocker/issues)\n[![GitHub forks](https://img.shields.io/github/forks/SeppPenner/PortKnocker.svg)](https://github.com/SeppPenner/PortKnocker/network)\n[![GitHub stars](https://img.shields.io/github/stars/SeppPenner/PortKnocker.svg)](https://github.com/SeppPenner/PortKnocker/stargazers)\n[![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](https://raw.githubusercontent.com/SeppPenner/PortKnocker/master/License.txt)\n[![Known Vulnerabilities](https://snyk.io/test/github/SeppPenner/PortKnocker/badge.svg)](https://snyk.io/test/github/SeppPenner/PortKnocker)\n[![Blogger](https://img.shields.io/badge/Follow_me_on-blogger-orange)](https://franzhuber23.blogspot.de/)\n[![Patreon](https://img.shields.io/badge/Patreon-F96854?logo=patreon\u0026logoColor=white)](https://patreon.com/SeppPennerOpenSourceDevelopment)\n[![PayPal](https://img.shields.io/badge/PayPal-00457C?logo=paypal\u0026logoColor=white)](https://paypal.me/th070795)\n\n## Basic usage\n```cmd\nPortKnocker -i 192.168.0.1 -u 23                    Knocks with UDP on 192.168.0.1:23.\nPortKnocker -i 192.168.0.1 -u 25 -u 26              Knocks with UDP on 192.168.0.1:25 and 192.168.0.1:26.\nPortKnocker -i 192.168.0.1 -u 38 -p test            Knocks with UDP on 192.168.0.1:38 and sends the string 'test'.\nPortKnocker -i 192.168.0.1 -u 40 -b 0103            Knocks with UDP on 192.168.0.1:40 and sends the hexadecimal value '0x01 0x03'.\nPortKnocker -i 192.168.0.1 -i 192.168.0.2 -u 23     Knocks with UDP on 192.168.0.1:23 and 192.168.0.2:23.\nPortKnocker -i 192.168.0.1 -t 24                    Knocks with TCP on 192.168.0.1:24.\nPortKnocker -i 192.168.0.1 -t 32 -t 17              Knocks with TCP on 192.168.0.1:32 and 192.168.0.1:17.\nPortKnocker -i 192.168.0.1 -t 11 -p test            Knocks with TCP on 192.168.0.1:11 and sends the string 'test'.\nPortKnocker -i 192.168.0.1 -t 42 -b 0103            Knocks with TCP on 192.168.0.1:42 and sends the hexadecimal value '0x01 0x03'.\nPortKnocker -i 192.168.0.1 -i 192.168.0.2 -t 25     Knocks with TCP on 192.168.0.1:25 and 192.168.0.2:25.\n```\n\nCheckout the examples in the [PortKnockerTest](https://github.com/SeppPenner/PortKnocker/tree/master/PortKnockerTest) project as well.\n\n## Hints\nThe `-b` option will overwrite the `-p` option if both are specified.\n\n## Commands\n\n```html\nPortKnocker                   Commands manual                   PortKnocker\n\nNAME\n     PortKnocker — I'm the one who knocks.\n\nSYNOPSIS\n     PortKnocker { -i ipAddress { -u udpPort [-p packet | -b binary] | -t tcpPort [-p packet | -b binary]\n                 | -u udpPort -t tcpPort [-p packet | -b binary] } | -h }\n\nDESCRIPTION\n     PortKnocker is a program to run a simple port knocking client for UDP and TCP connections.\n\n     The options are as follows:\n\n     -i || -ip          Specifies the IP address(es) to knock on.\n\n     -u || -udp         Specifies the UDP port(s).\n\n     -t || -tcp         Specifies the TCP port(s).\n\n     -p || -packet      Specifies the packet.\n\n     -b || -binary      Specifies the packet (in binary form).\n\n     -h || -help        Shows the help.\n\nDEFAULT VALUES\n     Packet         0x00 0x01\nSEE ALSO\n     Port knocking, https://en.wikipedia.org/wiki/Port_knocking.\nAUTHORS\n     PortKnocker is a free software provided under the MIT license. It is written by SeppPenner.\n\nHaemmer Electronics               Feb 26, 2020              Haemmer Electronics\n```\n\n## Further links\n* https://github.com/sebastienwarin/Knock\n* https://en.wikipedia.org/wiki/Port_knocking\n* https://github.com/xamarin/XamarinComponents/tree/master/XPlat/Mono.Options\n\nChange history\n--------------\n\nSee the [Changelog](https://github.com/SeppPenner/PortKnocker/blob/master/Changelog.md).","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsepppenner%2Fportknocker","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsepppenner%2Fportknocker","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsepppenner%2Fportknocker/lists"}