diff --git a/api/server.go b/api/server.go
index bb0a6eaf..e6463472 100644
--- a/api/server.go
+++ b/api/server.go
@@ -697,6 +697,21 @@ func (s *Server) handleGetExchangeConfigs(c *gin.Context) {
 	}
 	log.Printf("✅ 找到 %d 个交易所配置", len(exchanges))
 
+	// 🛡️ 安全过滤：根据交易所类型清空对应的敏感密钥字段
+	for _, exchange := range exchanges {
+		switch exchange.ID {
+		case "aster":
+			// Aster交易所：清空私钥
+			exchange.AsterPrivateKey = ""
+		case "binance":
+			// Binance交易所：清空Secret Key
+			exchange.SecretKey = ""
+		case "hyperliquid":
+			// Hyperliquid交易所：清空API Key
+			exchange.APIKey = ""
+		}
+	}
+
 	c.JSON(http.StatusOK, exchanges)
 }
 
@@ -1458,6 +1473,21 @@ func (s *Server) handleGetSupportedExchanges(c *gin.Context) {
 		return
 	}
 
+	// 🛡️ 安全过滤：根据交易所类型清空对应的敏感密钥字段（此接口无需认证，风险更高）
+	for _, exchange := range exchanges {
+		switch exchange.ID {
+		case "aster":
+			// Aster交易所：清空私钥
+			exchange.AsterPrivateKey = ""
+		case "binance":
+			// Binance交易所：清空Secret Key
+			exchange.SecretKey = ""
+		case "hyperliquid":
+			// Hyperliquid交易所：清空API Key
+			exchange.APIKey = ""
+		}
+	}
+
 	c.JSON(http.StatusOK, exchanges)
 }
 
diff --git a/web/src/components/AITradersPage.tsx b/web/src/components/AITradersPage.tsx
index 6965d8f8..fa55704d 100644
--- a/web/src/components/AITradersPage.tsx
+++ b/web/src/components/AITradersPage.tsx
@@ -812,6 +812,7 @@ export function AITradersPage({ onTraderSelect }: AITradersPageProps) {
       {showExchangeModal && (
         <ExchangeConfigModal
           allExchanges={supportedExchanges}
+          configuredExchanges={allExchanges}
           editingExchangeId={editingExchange}
           onSave={handleSaveExchangeConfig}
           onDelete={handleDeleteExchangeConfig}
@@ -1144,6 +1145,7 @@ function ModelConfigModal({
 // Exchange Configuration Modal Component
 function ExchangeConfigModal({
   allExchanges,
+  configuredExchanges,
   editingExchangeId,
   onSave,
   onDelete,
@@ -1151,6 +1153,7 @@ function ExchangeConfigModal({
   language
 }: {
   allExchanges: Exchange[];
+  configuredExchanges: Exchange[];
   editingExchangeId: string | null;
   onSave: (exchangeId: string, apiKey: string, secretKey?: string, testnet?: boolean, hyperliquidWalletAddr?: string, asterUser?: string, asterSigner?: string, asterPrivateKey?: string) => Promise<void>;
   onDelete: (exchangeId: string) => void;
@@ -1171,8 +1174,12 @@ function ExchangeConfigModal({
   const [asterSigner, setAsterSigner] = useState('');
   const [asterPrivateKey, setAsterPrivateKey] = useState('');
 
-  // 获取当前编辑的交易所信息
-  const selectedExchange = allExchanges?.find(e => e.id === selectedExchangeId);
+  // 获取当前选择的交易所信息
+  // 编辑模式：从 configuredExchanges 查找（包含用户配置的 apiKey、secretKey 等）
+  // 新增模式：从 allExchanges 查找（系统支持的交易所列表）
+  const selectedExchange = editingExchangeId
+    ? configuredExchanges?.find(e => e.id === selectedExchangeId)
+    : allExchanges?.find(e => e.id === selectedExchangeId);
 
   // 如果是编辑现有交易所，初始化表单数据
   useEffect(() => {
@@ -1181,10 +1188,10 @@ function ExchangeConfigModal({
       setSecretKey(selectedExchange.secretKey || '');
       setPassphrase(''); // Don't load existing passphrase for security
       setTestnet(selectedExchange.testnet || false);
-      
+
       // Hyperliquid 字段
       setHyperliquidWalletAddr(selectedExchange.hyperliquidWalletAddr || '');
-      
+
       // Aster 字段
       setAsterUser(selectedExchange.asterUser || '');
       setAsterSigner(selectedExchange.asterSigner || '');