Пишу вход на сайт, снифнул post запрос. Содержимое:
Method: POST
Cookie: __cfduid=d304a76534c082c8d6a2d045f6e4d47041527458736;dev=c8hgGNqeqmAQpRa0Co4JhrscWiUn9HqqKH4f2wPZaL0;SESSID=lmJjAzuloYd8VSYiPzPcJtAnkV0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Origin: https://www.kraken.com
User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36
Upgrade-Insecure-Requests: 1
Referer: https://www.kraken.com/login
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip, deflate
csr=f55LADs2TY07YvBamqWvx35FxLucJz2KjTC2GYX6KGzxvl99TCMkQ0VZKJy81lI2Wp8v%2FIMfs0P%2FzHcxADyq%2ByCQCuysvf6%2Fe3Rd5CL0U50bH2s%2Ft2EGRO696D6EorWGdkQpDo%2FaOmJAvPqKhOjvllmvn8KMmwzdo7NFwQ1U520FqujjDyPsuWbYQ5UZ%2BuLakNGAz7Uq2C79ADOxHAVUw2hNvl12MgX647%2BICaNO9CCDOdBA9JAaXyRoQF%2FzPj%2Fzrx7WzAp8m7nRt94MSFRVcCuRjL54wgZYxNrgDFpVvUB72DnNh0i%2B96FZzP%2BGbxBLWcdOHPWmLzdG5BwhislFBswFJB7CPaxYsfP4FB%2FVlfpWLnCjHJNwRwH07tyAhlJjdvUe52mxH%2FFhdODUXLUiYX4SEGMuUpTbVJV6nzSrChk3mZ6oohpdvdOxo%2FhpOk1Aw3%2Bp6ENVqJeDkRVJhkB8jEoU4Syhj7P0mOm5tL8L%2FNko6B8oEDrecIa3NWd4%2FWkFnMhmqIor3gdPnLJABzlBWEPsc7im7sf5mQajXDeiu7PkBa8Hhi8pcyS0PCwg%2Bkkn%2B5huUDoFjXQ%2BLqEVlKnJ13y3%2FSup0Ehoa1Sc3fKV%2FHsjA4Y3TAAUwhrBHrGxl9UO7x32eI5LgzGIhWaKJ9a3ifETZaSNdeF7IwAue%2FyKr5L5hpCF%2BcUfys2WZbuKkf47cGg%3D&username=dajeyay&password=NjkrtyF1&otp=
С username и password все понятно, а укак узнать какой скрипт на сайте делает параметр csr?