cURL

Usage

Basic

GET

curl http://example.com

POST

# when -d is used it defaults to POST
curl -d 'username=user&password=pass' http://example.com/register

Content-Type

# defaults to 'application/x-www-form-urlencoded'
curl -H 'Content-Type: application/json" -d '{"username":"user","password":"pass"}' http://example.com/register

Response Header

# defaults to returns just the response body
curl -i http://example.com/register

Banner Grabbing

curl <--head | -I> <IP:PORT>

Redirections

curl -L <URL>

Extract Status Code

curl -s <URL> -L -o /dev/null -w "%{http_code}"

JSON

curl <URL> | json_pp