您需要在请求中添加更多参数： csrf，时间，哈希
空表代码：
import org.jsoup.Connection;import org.jsoup.Jsoup;import org.jsoup.nodes.Element;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.nio.charset.StandardCharsets;import java.security.MessageDigest;import java.security.NoSuchAlgorithmException;import java.util.Scanner;public class Quadrigacx { public static String[] TABLE = new String[]{}; // Add data here public static void main(String[] args) throws IOException, NoSuchAlgorithmException { final String URL = "https://www.quadrigacx.com/login/"; String password = "password"; String clientId = "id"; String hashPassword = getHash(new String[]{clientId, password}); Connection.Response response = Jsoup.connect(URL) .userAgent("Mozilla") .method(Connection.Method.GET) .execute(); Element csrf = response.parse().select("input[name=csrf]").first(); Element time = response.parse().select("input[name=time]").first(); Element hash = response.parse().select("input[name=hash]").first(); Jsoup.connect(URL) .userAgent("Mozilla") .method(Connection.Method.POST) .cookies(response.cookies()) .data("password", hashPassword) .data("client_id", clientId) .data("csrf", csrf.attr("value")) .data("time", time.attr("value")) .data("hash", hash.attr("value")) .execute(); String googleCode = ""; while (!googleCode.matches("^(?=[0-9]+)\d{6}$")) { System.out.print("Please enter the Two-Factor Authentication to validate your login. (Numbers Only): "); Scanner in = new Scanner(System.in); googleCode = in.nextLine(); } Jsoup.connect("https://www.quadrigacx.com/authenticate") .userAgent("Mozilla") .method(Connection.Method.POST) .cookies(response.cookies()) .data("google_pre", googleCode) .data("redirect", "dash") .data("authenticate", "Authenticate") .execute(); response = Jsoup.connect("https://www.quadrigacx.com/dash/") .userAgent("Mozilla") .cookies(response.cookies()) .method(Connection.Method.GET) .execute(); System.out.println(response.body()); } private static String getHash(String[] loginArray) throws NoSuchAlgorithmException, UnsupportedEncodingException { StringBuilder h = new StringBuilder(); for (String data: loginArray) h.append(data).append(getSalt(data)); MessageDigest digest = MessageDigest.getInstance("SHA-256"); byte[] byteHash = digest.digest(h.toString().getBytes(StandardCharsets.UTF_8)); StringBuilder sb = new StringBuilder(byteHash.length * 2); for (byte b : byteHash) sb.append(String.format("%02x", b)); return sb.toString(); } private static String getSalt(String arg) throws UnsupportedEncodingException { return TABLE[getLastByte(arg)]; } private static int getLastByte(String login) throws UnsupportedEncodingException { final byte[] utf8Bytes = login.getBytes("UTF-8"); return utf8Bytes[utf8Bytes.length - 1]; }}完整的工作代码，您可以在这里找到（很长）：
https://pastebin.com/aBf1M3fX
