1) Now enter some fake data in both username and password fields and
send it through the proxy server. With this procedure, all the data will be
sent and the request will be of POST category. The post is an HTML
request category where the arguments are sent along with the request.
2) Now select all the post requests and send them to the intruder tab. In the
intruder tab, you can select the entered username and password arguments
using a dollar sign. After the arguments becoming highlighted user can
select the payload procedure type. There are a lot of procedures like a single
hammer, cluster bomb, and pitcher fork.