diff --git a/maxkey-protocols/maxkey-protocol-extendapi/src/main/java/org/maxkey/authz/exapi/endpoint/adapter/ExtendApiZentaoDefaultAdapter.java b/maxkey-protocols/maxkey-protocol-extendapi/src/main/java/org/maxkey/authz/exapi/endpoint/adapter/ExtendApiZentaoDefaultAdapter.java
new file mode 100644
index 000000000..bb51000f0
--- /dev/null
+++ b/maxkey-protocols/maxkey-protocol-extendapi/src/main/java/org/maxkey/authz/exapi/endpoint/adapter/ExtendApiZentaoDefaultAdapter.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright [2020] [MaxKey of copyright http://www.maxkey.top]
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+
+package org.maxkey.authz.exapi.endpoint.adapter;
+
+import java.time.Instant;
+import org.maxkey.authn.SigninPrincipal;
+import org.maxkey.authz.endpoint.adapter.AbstractAuthorizeAdapter;
+import org.maxkey.crypto.DigestUtils;
+import org.maxkey.domain.ExtraAttrs;
+import org.maxkey.domain.UserInfo;
+import org.maxkey.domain.apps.Apps;
+import org.maxkey.web.WebContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.servlet.ModelAndView;
+/**
+ * https://www.zentao.net/book/zentaopmshelp/344.html
+ * http://www.zentao.net/api.php?m=user&f=apilogin&account=account&code=test&time=timestamp&token=token
+ * 
+ * $code  = 'test';
+ * $key   = 'a5246932b0f371263c252384076cd3f0';
+ * $time  = '1557034496';
+ * $token = md5($code . $key . $time);
+ * 
+ * @author shimi
+ *
+ */
+public class ExtendApiZentaoDefaultAdapter extends AbstractAuthorizeAdapter {
+	final static Logger _logger = LoggerFactory.getLogger(ExtendApiZentaoDefaultAdapter.class);
+	static String login_url_template="api.php?m=user&f=apilogin&account=%s&code=%s&time=%s&token=%s";
+	static String login_url_m_template="account=%s&code=%s&time=%s&token=%s";
+	
+	@Override
+	public String generateInfo(SigninPrincipal authentication,UserInfo userInfo,Object app) {
+		return null;
+	}
+
+	@Override
+	public String encrypt(String data, String algorithmKey, String algorithm) {
+		return null;
+	}
+
+	@Override
+	public ModelAndView authorize(UserInfo userInfo, Object app, String data,ModelAndView modelAndView) {
+		Apps details=(Apps)app;
+		//extraAttrs from Applications
+		ExtraAttrs extraAttrs=null;
+		if(details.getIsExtendAttr()==1){
+			extraAttrs=new ExtraAttrs(details.getExtendAttr());
+		}
+		String code = details.getPrincipal();
+		String key   = details.getCredentials();
+		String time  = ""+Instant.now().getEpochSecond();
+
+		String token =DigestUtils.md5Hex(code+key+time);
+		
+		_logger.debug(""+token);
+		String account = userInfo.getUsername();
+		
+		String redirec_uri = details.getLoginUrl();
+		if(redirec_uri.indexOf("api.php?")<0) {
+			if(redirec_uri.endsWith("/")) {
+				redirec_uri += String.format(login_url_template,account,code,time,token);
+			}else {
+				redirec_uri +="/" + String.format(login_url_template,account,code,time,token);
+			}
+		}else if(redirec_uri.endsWith("&")){
+			redirec_uri += String.format(login_url_m_template,account,code,time,token);
+		}else {
+			redirec_uri += "&" +String.format(login_url_m_template,account,code,time,token);
+		}
+		
+		_logger.debug("redirec_uri : "+redirec_uri);
+		
+		return WebContext.redirect(redirec_uri);
+	}
+
+}