Slow Rate HTTP2 DoS PoC

PoC of five Slow Rate HTTP/2 DoS attacks seen in the following research paper:

Nikhil Tripathi and Neminath Hubballi. Slow rate denial of service attacks against http/2 and detection. Comput. Secur., 72(C):255–272, January 2018.

The tool measures the connection waiting time at the web server for the specified attack payload.

Prerequisites

You will need Python3 with the Hyper-h2 dependency:

apt install python3 python3-pip
pip3 install h2

Run

$ ./slowh2attacks.py -h
usage: slowh2attacks.py [-h] {1,2,3,4,5} target port

positional arguments:
  {1,2,3,4,5}  specify the attack number
  target       specify the hostname or IP of the target
  port         target port

Debug

Instructions to capture the decrypted traffic can be found here.