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SynFlood

Start a SYN flood attack to an ip address.

Requirements

  • libnet1. libnet1-dev under Debian.

  • Root access for sending a packet.

  • Its recommended to block all RST packets from the source host on the source host.

      iptables -I OUTPUT -p tcp --dport 80 --tcp-flags RST RST -j DROP
  iptables -I OUTPUT -p tcp --dport 80 --tcp-flags RST ACK -j DROP

Build

  1. Clone:

     git clone https://github.com/TheFox/synflood.git

  2. In synflood directory, make:

     mkdir -p build && cd build && cmake -DCMAKE_BUILD_TYPE=Release .. && make && make test

  3. Done.

Usage

./synflood SRC DST DPT [CONNECTIONS]
  • SRC: Source IP address.
  • DST: Destination IP address.
  • DPT: Destination port.
  • CONNECTIONS: Number of connections.

Examples:

./synflood 192.168.241.31 192.168.1.3 80
./synflood 192.168.241.31 192.168.1.3 80 1000

Links

License

Copyright (C) 2013 Christian Mayer http://fox21.at

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.