diff --git a/response.go b/response.go
index 7af212ec08e89370bab2fc981d67957a7f774d73..992785505f96f5042902be1c8bc1a18189fbe8d4 100644
--- a/response.go
+++ b/response.go
@@ -38,3 +38,10 @@ type UserInfo struct {
 	ErrCode        int      `json:"errcode"`         // 错误码
 	ErrMsg         string   `json:"errmsg"`          // 错误信息
 }
+
+type JsapiTicket struct {
+	Ticket    string `json:"ticket"`     // 获取到的凭证
+	ExpiresIn int64  `json:"expires_in"` // SessionKey超时时间（秒）
+	ErrCode   int    `json:"errcode"`    // 错误码
+	ErrMsg    string `json:"errmsg"`     // 错误信息
+}
diff --git a/service_sign.go b/service_sign.go
index a84c2d5115d71cdcd666866bfa53d0a19577209d..2c4f7711e562f64953c0586ab674b9d83f5c694b 100644
--- a/service_sign.go
+++ b/service_sign.go
@@ -4,9 +4,11 @@ import (
 	"bytes"
 	"crypto/hmac"
 	"crypto/md5"
+	"crypto/sha1"
 	"crypto/sha256"
 	"encoding/hex"
 	"fmt"
+	"sort"
 	"strings"
 )
 
@@ -78,3 +80,36 @@ func GetAppPaySign(appId, nonceStr, partnerId, prepayId, signType, timeStamp, ap
 	paySign = strings.ToUpper(hex.EncodeToString(hashSign))
 	return
 }
+
+// 生成JS-SDK权限验证的签名
+func GetTicketSign(nonceStr, ticket, timeStamp, url string) (ticketSign string) {
+	// 生成参数排序并拼接
+	signStr := sortSignParams(nonceStr, ticket, timeStamp, url)
+
+	// 加密签名
+	h := sha1.New()
+	h.Write([]byte(signStr))
+	ticketSign = hex.EncodeToString(h.Sum([]byte("")))
+	return
+}
+
+// 获取根据Key排序后的请求参数字符串
+func sortSignParams(nonceStr, ticket, timeStamp, url string) string {
+	body := make(map[string]interface{})
+	body["noncestr"] = nonceStr
+	body["jsapi_ticket"] = ticket
+	body["timestamp"] = timeStamp
+	body["url"] = url
+
+	keyList := make([]string, 0)
+	for k := range body {
+		keyList = append(keyList, k)
+	}
+	sort.Strings(keyList)
+	buffer := new(bytes.Buffer)
+	for _, k := range keyList {
+		s := fmt.Sprintf("%s=%s&", k, fmt.Sprintf("%v", body[k]))
+		buffer.WriteString(s)
+	}
+	return buffer.String()
+}
diff --git a/service_ticket.go b/service_ticket.go
new file mode 100644
index 0000000000000000000000000000000000000000..cb329b5a37aa7a44609a10f7a9fbdd5e53b1308e
--- /dev/null
+++ b/service_ticket.go
@@ -0,0 +1,21 @@
+/*
+ 基础支持相关的接口。
+*/
+
+package wechat
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+// 获取jsapi_ticket
+func GetJSAPITicket(access_token string) (ticket JsapiTicket, err error) {
+	url := fmt.Sprintf("https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=%s&type=jsapi", access_token)
+	body, err := httpGet(url)
+	if err != nil {
+		return
+	}
+	err = json.Unmarshal(body, &ticket)
+	return
+}