diff --git a/api/api.go b/api/api.go
index fe4a4780..ddee8fc7 100644
--- a/api/api.go
+++ b/api/api.go
@@ -4,11 +4,28 @@ import (
 	"errors"
 	"github.com/0xJacky/Nginx-UI/internal/logger"
 	"github.com/gin-gonic/gin"
+	"github.com/gin-gonic/gin/binding"
 	val "github.com/go-playground/validator/v10"
 	"net/http"
 	"reflect"
+	"regexp"
+	"strings"
 )
 
+func init() {
+	if v, ok := binding.Validator.Engine().(*val.Validate); ok {
+		err := v.RegisterValidation("alphanumdash", func(fl val.FieldLevel) bool {
+			return regexp.MustCompile(`^[a-zA-Z0-9-]+$`).MatchString(fl.Field().String())
+		})
+
+		if err != nil {
+			logger.Fatal(err)
+		}
+		return
+	}
+	logger.Fatal("binding validator engine is not initialized")
+}
+
 func ErrHandler(c *gin.Context, err error) {
 	logger.GetLogger().Errorln(err)
 	c.JSON(http.StatusInternalServerError, gin.H{
@@ -22,7 +39,6 @@ type ValidError struct {
 }
 
 func BindAndValid(c *gin.Context, target interface{}) bool {
-	errs := make(map[string]string)
 	err := c.ShouldBindJSON(target)
 	if err != nil {
 		logger.Error("bind err", err)
@@ -31,24 +47,23 @@ func BindAndValid(c *gin.Context, target interface{}) bool {
 		ok := errors.As(err, &verrs)
 
 		if !ok {
-			logger.Error("valid err", verrs)
 			c.JSON(http.StatusNotAcceptable, gin.H{
 				"message": "Requested with wrong parameters",
 				"code":    http.StatusNotAcceptable,
-				"error":   verrs,
 			})
 			return false
 		}
 
+		t := reflect.TypeOf(target).Elem()
+		errorsMap := make(map[string]interface{})
 		for _, value := range verrs {
-			t := reflect.ValueOf(target)
-			realType := t.Type().Elem()
-			field, _ := realType.FieldByName(value.StructField())
-			errs[field.Tag.Get("json")] = value.Tag()
+			var path []string
+			getJsonPath(t, value.StructNamespace(), &path)
+			insertError(errorsMap, path, value.Tag())
 		}
 
 		c.JSON(http.StatusNotAcceptable, gin.H{
-			"errors":  errs,
+			"errors":  errorsMap,
 			"message": "Requested with wrong parameters",
 			"code":    http.StatusNotAcceptable,
 		})
@@ -58,3 +73,45 @@ func BindAndValid(c *gin.Context, target interface{}) bool {
 
 	return true
 }
+
+// findField recursively finds the field in a nested struct
+func getJsonPath(t reflect.Type, namespace string, path *[]string) {
+	fields := strings.Split(namespace, ".")
+	if len(fields) == 0 {
+		return
+	}
+	f, ok := t.FieldByName(fields[0])
+	if !ok {
+		return
+	}
+
+	*path = append(*path, f.Tag.Get("json"))
+
+	if len(fields) > 1 {
+		subFields := strings.Join(fields[1:], ".")
+		getJsonPath(f.Type, subFields, path)
+	}
+}
+
+// insertError inserts an error into the errors map
+func insertError(errorsMap map[string]interface{}, path []string, errorTag string) {
+	if len(path) == 0 {
+		return
+	}
+
+	jsonTag := path[0]
+	if len(path) == 1 {
+		// Last element in the path, set the error
+		errorsMap[jsonTag] = errorTag
+		return
+	}
+
+	// Create a new map if necessary
+	if _, ok := errorsMap[jsonTag]; !ok {
+		errorsMap[jsonTag] = make(map[string]interface{})
+	}
+
+	// Recursively insert into the nested map
+	subMap, _ := errorsMap[jsonTag].(map[string]interface{})
+	insertError(subMap, path[1:], errorTag)
+}
diff --git a/app/src/version.json b/app/src/version.json
index ffe66b94..06a27421 100644
--- a/app/src/version.json
+++ b/app/src/version.json
@@ -1 +1 @@
-{"version":"2.0.0-beta.11","build_id":110,"total_build":314}
\ No newline at end of file
+{"version":"2.0.0-beta.11","build_id":111,"total_build":315}
\ No newline at end of file
diff --git a/app/src/views/certificate/WildcardCertificate.vue b/app/src/views/certificate/WildcardCertificate.vue
index 3e858cb9..0c007e5b 100644
--- a/app/src/views/certificate/WildcardCertificate.vue
+++ b/app/src/views/certificate/WildcardCertificate.vue
@@ -43,7 +43,7 @@ const issueCert = () => {
   step.value++
   modalVisible.value = true
 
-  refObtainCertLive.value.issue_cert(computedDomain.value, [computedDomain.value], () => {
+  refObtainCertLive.value.issue_cert(computedDomain.value, [computedDomain.value, domain.value], () => {
     message.success($gettext('Renew successfully'))
     emit('issued')
   })
diff --git a/app/version.json b/app/version.json
index ffe66b94..06a27421 100644
--- a/app/version.json
+++ b/app/version.json
@@ -1 +1 @@
-{"version":"2.0.0-beta.11","build_id":110,"total_build":314}
\ No newline at end of file
+{"version":"2.0.0-beta.11","build_id":111,"total_build":315}
\ No newline at end of file
diff --git a/settings/casdoor.go b/settings/casdoor.go
index 5a869ddc..d874699f 100644
--- a/settings/casdoor.go
+++ b/settings/casdoor.go
@@ -1,13 +1,13 @@
 package settings
 
 type Casdoor struct {
-	Endpoint     string `json:"endpoint"`
-	ClientId     string `json:"client_id"`
-	ClientSecret string `json:"client_secret"`
-	Certificate  string `json:"certificate"`
-	Organization string `json:"organization"`
-	Application  string `json:"application"`
-	RedirectUri  string `json:"redirect_uri"`
+	Endpoint     string `json:"endpoint" protected:"true"`
+	ClientId     string `json:"client_id" protected:"true"`
+	ClientSecret string `json:"client_secret" protected:"true"`
+	Certificate  string `json:"certificate" protected:"true"`
+	Organization string `json:"organization" protected:"true"`
+	Application  string `json:"application" protected:"true"`
+	RedirectUri  string `json:"redirect_uri" protected:"true"`
 }
 
 var CasdoorSettings = Casdoor{
diff --git a/settings/nginx.go b/settings/nginx.go
index 3727d348..62005fe9 100644
--- a/settings/nginx.go
+++ b/settings/nginx.go
@@ -1,8 +1,8 @@
 package settings
 
 type Nginx struct {
-	AccessLogPath string `json:"access_log_path"`
-	ErrorLogPath  string `json:"error_log_path"`
+	AccessLogPath string `json:"access_log_path" binding:"omitempty,file"`
+	ErrorLogPath  string `json:"error_log_path" binding:"omitempty,file"`
 	ConfigDir     string `json:"config_dir" protected:"true"`
 	PIDPath       string `json:"pid_path" protected:"true"`
 	TestConfigCmd string `json:"test_config_cmd" protected:"true"`
diff --git a/settings/openai.go b/settings/openai.go
index 79c4958c..140d619e 100644
--- a/settings/openai.go
+++ b/settings/openai.go
@@ -1,10 +1,10 @@
 package settings
 
 type OpenAI struct {
-	BaseUrl string `json:"base_url"`
-	Token   string `json:"token"`
-	Proxy   string `json:"proxy"`
-	Model   string `json:"model"`
+	BaseUrl string `json:"base_url" binding:"omitempty,url"`
+	Token   string `json:"token" binding:"omitempty,alphanumdash"`
+	Proxy   string `json:"proxy" binding:"omitempty,url"`
+	Model   string `json:"model" binding:"omitempty,alphanumdash"`
 }
 
 var OpenAISettings = OpenAI{}
diff --git a/settings/server.go b/settings/server.go
index 97d15bd4..bacf914f 100644
--- a/settings/server.go
+++ b/settings/server.go
@@ -10,10 +10,10 @@ type Server struct {
 	Email             string `json:"email" protected:"true"`
 	Database          string `json:"database" protected:"true"`
 	StartCmd          string `json:"start_cmd" protected:"true"`
-	CADir             string `json:"ca_dir"`
+	CADir             string `json:"ca_dir" binding:"omitempty,url"`
 	Demo              bool   `json:"demo" protected:"true"`
 	PageSize          int    `json:"page_size" protected:"true"`
-	GithubProxy       string `json:"github_proxy"`
+	GithubProxy       string `json:"github_proxy" binding:"omitempty,url"`
 }
 
 var ServerSettings = Server{