syn-flood

README

Syn Flood

This project is developed with the objective of learning low level network operations with Golang. It starts a syn flood attack with raw sockets.

Please do not use that tool with devil needs.

Prerequisites

You need root access to run syn-flood

Configuration

syn-flood can be customized with several command line arguments:

--host              string      Provide public ip or DNS of the target
--port              int         Provide reachable port of the target
--payloadLength     int         Provide payload length in bytes for each packet
--floodType         string      Provide the attack type. Proper values are: syn, ack, synack

Download

Binary

Binary can be downloaded from Releases page.

After then, you can simply run binary by providing required command line arguments:

$ sudo ./syn-flood --host 10.0.0.100 --port 443

Or with DNS:

$ sudo ./syn-flood --host foo.example.com --port 443

Docker

Docker image can be downloaded with below command:

$ docker run bilalcaliskan/syn-flood:latest

Development

This project requires below tools while developing:

• Golang 1.16
• pre-commit
• golangci-lint - required by pre-commit

References

• https://www.devdungeon.com/content/packet-capture-injection-and-analysis-gopacket
• https://www.programmersought.com/article/74831586115/
• https://github.com/rootVIII/gosynflood
• https://golangexample.com/repeatedly-send-crafted-tcp-syn-packets-with-raw-sockets/
• https://github.com/kdar/gorawtcpsyn/blob/master/main.go
• https://pkg.go.dev/github.com/google/gopacket
• https://github.com/david415/HoneyBadger/blob/021246788e58cedf88dee75ac5dbf7ae60e12514/packetSendTest.go
• mac spoofing -> https://github.com/google/gopacket/issues/153
• free proxies -> https://www.sslproxies.org/
• What is an ACK flood DDoS attack? | Types of DDoS attacks
• https://bariskoparmal.com/2021/08/22/spesifik-ddos-saldirilari-ve-saldiri-komutlari/
• https://github.blog/2016-07-12-syn-flood-mitigation-with-synsanity/

License

Apache License 2.0