curl-command

curl is used in command lines or scripts to transfer data.

Description

curl is a tool to transfer data from or to a server, using one of the supported protocols (DICT, FILE, FTP, FTPS, GOPHER, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET and TFTP). The command is designed to work without user interaction.

Tool

• Git Bash
• tiny-curl

Simple GET Request

• curl https://jsonplaceholder.typicode.com/posts
• curl https://jsonplaceholder.typicode.com/posts/1

Include HTTP Header (--include, -i)

curl --include https://jsonplaceholder.typicode.com/posts/1

Header Only (--head, -I)

curl --head https://jsonplaceholder.typicode.com/posts/1

Write output to file (-o, --output)

curl -o test.txt https://jsonplaceholder.typicode.com/posts/1

Download File (-O, --remote-name)

curl -O http://i.imgur.com/QRlAg0b.png

Limit Transfer Rate

curl -O --limit-rate 1000B http://i.imgur.com/QRlAg0b.png

Spoof user agent

curl -O test.txt http://wajeeha.com/test.txt -A "Mozilla"

POST Data (-d, --data)

curl -d "title=Hello&body=Hello World" https://jsonplaceholder.typicode.com/posts

PUT Data (-X PUT -d)

curl -X PUT -d "title=Hello&body=Hello World" https://jsonplaceholder.typicode.com/posts/1

Delete Data (-X DELETE)

curl -X DELETE https://jsonplaceholder.typicode.com/posts/1

Secured Routes

curl -u Wajeeha:mypassword https://jsonplaceholder.typicode.com/posts/1

Follow Redirection (-L)

• curl http://google.com
• curl -L http://google.com

Download Files From FTP Server

curl -u ftpuser:ftppass -O ftp://x.x.x.x/public_html/sopmefile.php

Upload via FTP

curl -u test@site:credential! -T hello.txt ftp://ftp.test.com

Download via FTP

curl -u test@site:credential! -O ftp://ftp.test.com/hello.txt