diff --git a/sa-token-core/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java b/sa-token-core/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java
index 239c1337..7db8c218 100644
--- a/sa-token-core/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java
+++ b/sa-token-core/src/main/java/cn/dev33/satoken/config/SaTokenConfig.java
@@ -17,6 +17,7 @@ package cn.dev33.satoken.config;
 
 import cn.dev33.satoken.stp.parameter.enums.SaLogoutMode;
 import cn.dev33.satoken.stp.parameter.enums.SaLogoutRange;
+import cn.dev33.satoken.stp.parameter.enums.SaRepeatLoginsMode;
 import cn.dev33.satoken.stp.parameter.enums.SaReplacedRange;
 import cn.dev33.satoken.util.SaFoxUtil;
 
@@ -64,6 +65,11 @@ public class SaTokenConfig implements Serializable {
 	 */
 	private Boolean isShare = false;
 
+	/**
+	 * 当 isConcurrent=false 时，多客户端登录时的处理策略
+	 */
+	private SaRepeatLoginsMode repeatLoginsMode = SaRepeatLoginsMode.KICKOUT;
+
 	/**
 	 * 当 isConcurrent=false 时，顶人下线的范围 (CURR_DEVICE_TYPE=当前指定的设备类型端, ALL_DEVICE_TYPE=所有设备类型端)
 	 */
@@ -713,6 +719,22 @@ public class SaTokenConfig implements Serializable {
 		return this;
 	}
 
+	/**
+	 * @return 不允许并发登录时，重复登录处理策略
+	 */
+	public SaRepeatLoginsMode getRepeatLoginsMode() {
+		return repeatLoginsMode;
+	}
+
+	/**
+	 * @param repeatLoginsMode 不允许并发登录时，重复登录处理策略
+	 * @return 对象自身
+	 */
+	public SaTokenConfig setRepeatLoginsMode(SaRepeatLoginsMode repeatLoginsMode) {
+		this.repeatLoginsMode = repeatLoginsMode;
+		return this;
+	}
+
 	/**
 	 * 获取 当 isConcurrent=false 时，顶人下线的范围 (CURR_DEVICE_TYPE=当前指定的设备类型端 ALL_DEVICE_TYPE=所有设备类型端)
 	 *
@@ -860,6 +882,7 @@ public class SaTokenConfig implements Serializable {
 				+ ", isConcurrent=" + isConcurrent
 				+ ", isShare=" + isShare
 				+ ", replacedRange=" + replacedRange
+				+ ", repeatLoginsMode=" + repeatLoginsMode
 				+ ", maxLoginCount=" + maxLoginCount
 				+ ", overflowLogoutMode=" + overflowLogoutMode
 				+ ", maxTryTimes=" + maxTryTimes
diff --git a/sa-token-core/src/main/java/cn/dev33/satoken/error/SaErrorCode.java b/sa-token-core/src/main/java/cn/dev33/satoken/error/SaErrorCode.java
index bd5e329a..c6cd3e93 100644
--- a/sa-token-core/src/main/java/cn/dev33/satoken/error/SaErrorCode.java
+++ b/sa-token-core/src/main/java/cn/dev33/satoken/error/SaErrorCode.java
@@ -80,6 +80,9 @@ public interface SaErrorCode {
 	/** 更改 Token 指向的 账号Id 时，账号Id值为空 */
 	int CODE_11003 = 11003;
 
+	/** 当前账号已经登录 */
+	int CODE_11004 = 11004;
+
 	/** 未能读取到有效Token */
 	int CODE_11011 = 11011;
 	
diff --git a/sa-token-core/src/main/java/cn/dev33/satoken/stp/StpLogic.java b/sa-token-core/src/main/java/cn/dev33/satoken/stp/StpLogic.java
index 539b4497..362dea08 100644
--- a/sa-token-core/src/main/java/cn/dev33/satoken/stp/StpLogic.java
+++ b/sa-token-core/src/main/java/cn/dev33/satoken/stp/StpLogic.java
@@ -36,6 +36,7 @@ import cn.dev33.satoken.stp.parameter.SaLoginParameter;
 import cn.dev33.satoken.stp.parameter.SaLogoutParameter;
 import cn.dev33.satoken.stp.parameter.enums.SaLogoutMode;
 import cn.dev33.satoken.stp.parameter.enums.SaLogoutRange;
+import cn.dev33.satoken.stp.parameter.enums.SaRepeatLoginsMode;
 import cn.dev33.satoken.stp.parameter.enums.SaReplacedRange;
 import cn.dev33.satoken.strategy.SaStrategy;
 import cn.dev33.satoken.util.SaFoxUtil;
@@ -538,13 +539,27 @@ public class StpLogic {
 	protected String distUsableToken(Object id, SaLoginParameter loginParameter) {
 
 		// 1、获取全局配置的 isConcurrent 参数
-		//    如果配置为：不允许一个账号多地同时登录，则需要先将这个账号的历史登录会话标记为：被顶下线
+		//    如果配置为：不允许一个账号多地同时登录，则需要根据配置选择：
+		//    	一.将这个账号的历史登录会话标记为：被顶下线
+		//    	二.提示错误并拒绝本次登录
 		if( ! loginParameter.getIsConcurrent()) {
-			if(loginParameter.getReplacedRange() == SaReplacedRange.CURR_DEVICE_TYPE) {
-				replaced(id, loginParameter.getDeviceType());
-			}
-			if(loginParameter.getReplacedRange() == SaReplacedRange.ALL_DEVICE_TYPE) {
-				replaced(id, createSaLogoutParameter());
+			if (loginParameter.getRepeatLoginsMode() == SaRepeatLoginsMode.KICKOUT){
+				if(loginParameter.getReplacedRange() == SaReplacedRange.CURR_DEVICE_TYPE) {
+					replaced(id, loginParameter.getDeviceType());
+				}
+				if(loginParameter.getReplacedRange() == SaReplacedRange.ALL_DEVICE_TYPE) {
+					replaced(id, createSaLogoutParameter());
+				}
+			} else if (loginParameter.getRepeatLoginsMode() == SaRepeatLoginsMode.INTERCEPT){
+				List<SaTerminalInfo> terminalListByLoginId = getTerminalListByLoginId(id);
+                // 只有当存在有效的会话时才拒绝登录
+                boolean hasActiveSession = terminalListByLoginId.stream()
+                        .anyMatch(terminal -> isValidToken(terminal.getTokenValue()));
+
+                if (hasActiveSession) {
+                    throw new SaTokenException("当前账号已在其他客户端登录").setCode(SaErrorCode.CODE_11004);
+                }
+
 			}
 		}
 
diff --git a/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/SaLoginParameter.java b/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/SaLoginParameter.java
index ee3c4329..9ff21882 100644
--- a/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/SaLoginParameter.java
+++ b/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/SaLoginParameter.java
@@ -21,6 +21,7 @@ import cn.dev33.satoken.config.SaTokenConfig;
 import cn.dev33.satoken.dao.SaTokenDao;
 import cn.dev33.satoken.fun.SaParamFunction;
 import cn.dev33.satoken.stp.parameter.enums.SaLogoutMode;
+import cn.dev33.satoken.stp.parameter.enums.SaRepeatLoginsMode;
 import cn.dev33.satoken.stp.parameter.enums.SaReplacedRange;
 import cn.dev33.satoken.util.SaTokenConsts;
 
@@ -110,6 +111,11 @@ public class SaLoginParameter {
 	 */
 	private Boolean isWriteHeader;
 
+	/**
+	 * 当 isConcurrent=false 时，多客户端登录时的处理策略
+	 */
+	private SaRepeatLoginsMode repeatLoginsMode;
+
 	/**
 	 * 当 isConcurrent=false 时，顶人下线的范围 (CURR_DEVICE_TYPE=当前指定的设备类型端, ALL_DEVICE_TYPE=所有设备类型端)
 	 */
@@ -158,6 +164,7 @@ public class SaLoginParameter {
 		this.replacedRange = config.getReplacedRange();
 		this.overflowLogoutMode = config.getOverflowLogoutMode();
 		this.rightNowCreateTokenSession = config.getRightNowCreateTokenSession();
+		this.repeatLoginsMode = config.getRepeatLoginsMode();
 
 		this.setupCookieConfig(cookie -> {
 			SaCookieConfig gCookie = config.getCookie();
@@ -568,6 +575,23 @@ public class SaLoginParameter {
 		return this;
 	}
 
+
+	/**
+	 * 获取：多客户端登录时的处理策略
+	 * @return 多客户端登录时的处理策略
+	 */
+	public SaRepeatLoginsMode getRepeatLoginsMode() {
+		return repeatLoginsMode;
+	}
+
+	/**
+	 * 设置：多客户端登录时的处理策略
+	 * @param repeatLoginsMode 多客户端登录时的处理策略
+	 */
+	public void setRepeatLoginsMode(SaRepeatLoginsMode repeatLoginsMode) {
+		this.repeatLoginsMode = repeatLoginsMode;
+	}
+
 	/*
 	 * toString
 	 */
@@ -577,6 +601,7 @@ public class SaLoginParameter {
 				+ "deviceType=" + deviceType
 				+ ", deviceId=" + deviceId
 				+ ", replacedRange=" + replacedRange
+				+ ", repeatLoginsMode=" + repeatLoginsMode
 				+ ", overflowLogoutMode=" + overflowLogoutMode
 				+ ", isLastingCookie=" + isLastingCookie
 				+ ", timeout=" + timeout
diff --git a/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/enums/SaRepeatLoginsMode.java b/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/enums/SaRepeatLoginsMode.java
new file mode 100644
index 00000000..8458c883
--- /dev/null
+++ b/sa-token-core/src/main/java/cn/dev33/satoken/stp/parameter/enums/SaRepeatLoginsMode.java
@@ -0,0 +1,21 @@
+package cn.dev33.satoken.stp.parameter.enums;
+
+/**
+ * SaRepeatLoginsMode: 重复登录模式
+ * @author 石泽旭
+ * @since 1.44.0
+ */
+public enum SaRepeatLoginsMode {
+
+    /**
+     * 将旧会话踢出
+     */
+    KICKOUT,
+
+    /**
+     * 拦截新的登录会话
+     */
+    INTERCEPT
+
+
+}