gistfile1.txt

# GET запрос без параметров
~$ nc -C httpbin.org 80
GET /anything HTTP/1.1
Host: httpbin.org
Accept: application/json

HTTP/1.1 200 OK
Date: Thu, 31 Mar 2022 17:02:55 GMT
Content-Type: application/json
Content-Length: 321
Connection: keep-alive
Server: gunicorn/19.9.0
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true

{
  "args": {},
  "data": "",
  "files": {},
  "form": {},
  "headers": {
    "Accept": "application/json",
    "Host": "httpbin.org",
    "X-Amzn-Trace-Id": "Root=1-6245debf-745ad26c18facfe9372c44ed"
  },
  "json": null,
  "method": "GET",
  "origin": "89.107.138.75",
  "url": "http://httpbin.org/anything"
}

# GET запрос с любыми параметрами строки URL
~$ nc -C httpbin.org 80
GET /anything?username=serge&pass=mypass HTTP/1.1
Host: httpbin.org
Accept: application/json

HTTP/1.1 200 OK
Date: Thu, 31 Mar 2022 17:05:22 GMT
Content-Type: application/json
Content-Length: 398
Connection: keep-alive
Server: gunicorn/19.9.0
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true

{
  "args": {
    "pass": "mypass",
    "username": "serge"
  },
  "data": "",
  "files": {},
  "form": {},
  "headers": {
    "Accept": "application/json",
    "Host": "httpbin.org",
    "X-Amzn-Trace-Id": "Root=1-6245df52-6b3abf257f7b68ab0cfee30b"
  },
  "json": null,
  "method": "GET",
  "origin": "89.107.138.75",
  "url": "http://httpbin.org/anything?username=serge&pass=mypass"
}

# POST запрос с  любыми параметрами --> Попытка
~$ nc httpbin.org 80
POST /anything HTTP/1.1
Host: httpbin.org
Accept: application/json
Content-Length:22

login=serge
pass=mypass
HTTP/1.1 200 OK
Date: Thu, 31 Mar 2022 17:28:06 GMT
Content-Type: application/json
Content-Length: 374
Connection: keep-alive
Server: gunicorn/19.9.0
Access-Control-Allow-Origin: *
Access-Control-Allow-Credentials: true

{
  "args": {},
  "data": "login=serge\npass=mypas",
  "files": {},
  "form": {},
  "headers": {
    "Accept": "application/json",
    "Content-Length": "22",
    "Host": "httpbin.org",
    "X-Amzn-Trace-Id": "Root=1-6245e498-14c90bc67dd484d11b20677b"
  },
  "json": null,
  "method": "POST",
  "origin": "89.107.138.75",
  "url": "http://httpbin.org/anything"
}