The POST method

The POST method is similar to the GET method. It is used to retrieve data from the server, but it passes the content via the body of the request. Since the data is now passed in the body of the request, it becomes more difficult for an attacker to detect and attack the underlying operation. As shown in the following POST request, the username (login) and password (pwd) are not sent in the URL but rather in the body, which is separated from the header by a blank line: