diff --git a/src/main/java/me/zhyd/oauth/config/AuthConfig.java b/src/main/java/me/zhyd/oauth/config/AuthConfig.java
index 43c2147dca38189443be26985100ee13fc0eb251..e65e94ce72747fa80be7434438975022c7010246 100644
--- a/src/main/java/me/zhyd/oauth/config/AuthConfig.java
+++ b/src/main/java/me/zhyd/oauth/config/AuthConfig.java
@@ -2,8 +2,8 @@ package me.zhyd.oauth.config;
 
 import com.xkcoding.http.config.HttpConfig;
 import lombok.*;
-import me.zhyd.oauth.enums.scope.AuthScope;
 import me.zhyd.oauth.model.AuthCallback;
+import me.zhyd.oauth.utils.StringUtils;
 
 import java.util.List;
 
@@ -66,13 +66,17 @@ public class AuthConfig {
     private String agentId;
 
     /**
-     * 使用 Coding 登录时，需要传该值。
+     * 域名前缀。
      * <p>
-     * 团队域名前缀，比如以“ https://justauth.coding.net/ ”为例，{@code codingGroupName} = justauth
+     * 使用 Coding 登录和 Okta 登录时，需要传该值。
+     * <p>
+     * Coding 登录：团队域名前缀，比如以“ https://justauth.coding.net ”为例，{@code domainPrefix} = justauth
+     * <p>
+     * Okta 登录：Okta 账号域名前缀，比如以“ https://justauth.okta.com ”为例，{@code domainPrefix} = justauth
      *
-     * @since 1.15.5
+     * @since 1.16.0
      */
-    private String codingGroupName;
+    private String domainPrefix;
 
     /**
      * 针对国外服务可以单独设置代理
@@ -138,4 +142,26 @@ public class AuthConfig {
      * @since 1.15.9
      */
     private boolean pkce;
+
+    /**
+     * Okta 授权服务器的 ID， 默认为 default。如果要使用自定义授权服务，此处传实际的授权服务器 ID（一个随机串）
+     * <p>
+     * 创建自定义授权服务器，请参考：
+     * <p>
+     * ① https://developer.okta.com/docs/concepts/auth-servers
+     * <p>
+     * ② https://developer.okta.com/docs/guides/customize-authz-server
+     *
+     * @since 1.16.0
+     */
+    private String authServerId;
+
+    /**
+     * 适配 builder 模式 set 值的情况
+     *
+     * @return authServerId
+     */
+    public String getAuthServerId() {
+        return StringUtils.isEmpty(authServerId) ? "default" : authServerId;
+    }
 }
diff --git a/src/main/java/me/zhyd/oauth/request/AuthCodingRequest.java b/src/main/java/me/zhyd/oauth/request/AuthCodingRequest.java
index 03eb57aac9797315772251f082967452f56cd62b..85ff233ff36205dab778a43e7f3bf77f29ea5855 100644
--- a/src/main/java/me/zhyd/oauth/request/AuthCodingRequest.java
+++ b/src/main/java/me/zhyd/oauth/request/AuthCodingRequest.java
@@ -85,7 +85,7 @@ public class AuthCodingRequest extends AuthDefaultRequest {
      */
     @Override
     public String authorize(String state) {
-        return UrlBuilder.fromBaseUrl(String.format(source.authorize(), config.getCodingGroupName()))
+        return UrlBuilder.fromBaseUrl(String.format(source.authorize(), config.getDomainPrefix()))
             .queryParam("response_type", "code")
             .queryParam("client_id", config.getClientId())
             .queryParam("redirect_uri", config.getRedirectUri())
@@ -102,7 +102,7 @@ public class AuthCodingRequest extends AuthDefaultRequest {
      */
     @Override
     public String accessTokenUrl(String code) {
-        return UrlBuilder.fromBaseUrl(String.format(source.accessToken(), config.getCodingGroupName()))
+        return UrlBuilder.fromBaseUrl(String.format(source.accessToken(), config.getDomainPrefix()))
             .queryParam("code", code)
             .queryParam("client_id", config.getClientId())
             .queryParam("client_secret", config.getClientSecret())
@@ -119,7 +119,7 @@ public class AuthCodingRequest extends AuthDefaultRequest {
      */
     @Override
     public String userInfoUrl(AuthToken authToken) {
-        return UrlBuilder.fromBaseUrl(String.format(source.userInfo(), config.getCodingGroupName()))
+        return UrlBuilder.fromBaseUrl(String.format(source.userInfo(), config.getDomainPrefix()))
             .queryParam("access_token", authToken.getAccessToken())
             .build();
     }
diff --git a/src/main/java/me/zhyd/oauth/utils/AuthChecker.java b/src/main/java/me/zhyd/oauth/utils/AuthChecker.java
index 13a292ac4a0216680d221ffd53e48af7251f5485..f00113d1260fbdadc2d84ebfb96e23210cdc6cb6 100644
--- a/src/main/java/me/zhyd/oauth/utils/AuthChecker.java
+++ b/src/main/java/me/zhyd/oauth/utils/AuthChecker.java
@@ -35,8 +35,8 @@ public class AuthChecker {
         if (isSupported && AuthDefaultSource.WECHAT_ENTERPRISE == source) {
             isSupported = StringUtils.isNotEmpty(config.getAgentId());
         }
-        if (isSupported && AuthDefaultSource.CODING == source) {
-            isSupported = StringUtils.isNotEmpty(config.getCodingGroupName());
+        if (isSupported && (AuthDefaultSource.CODING == source || AuthDefaultSource.OKTA == source)) {
+            isSupported = StringUtils.isNotEmpty(config.getDomainPrefix());
         }
         if (isSupported && AuthDefaultSource.XMLY == source) {
             isSupported = StringUtils.isNotEmpty(config.getDeviceId()) && null != config.getClientOsType();