diff --git a/README.md b/README.md
index 4500390..01b7f4d 100644
--- a/README.md
+++ b/README.md
@@ -354,22 +354,22 @@ var value = client.Get("database.host");
 
 ### C 客户端
 
-适用于嵌入式或高性能场景，依赖 libcurl + OpenSSL。
+适用于嵌入式或高性能场景，依赖 libcurl。
 
 **编译**
 
 ```bash
-gcc -o demo kenaito-conf-c-client/main.c -lcurl -lssl -lcrypto
+gcc -o demo kenaito-conf-c-client/main.c -lcurl
 ```
 
 ### C++ 客户端
 
-依赖 libcurl + OpenSSL，C++17。
+依赖 libcurl，C++17。
 
 **编译**
 
 ```bash
-g++ -std=c++17 -o demo kenaito-conf-cpp-client/main.cpp -lcurl -lssl -lcrypto -lpthread
+g++ -std=c++17 -o demo kenaito-conf-cpp-client/main.cpp -lcurl -lpthread
 ```
 
 ### Lua 客户端
diff --git a/kenaito-conf-c-client/README.md b/kenaito-conf-c-client/README.md
index 40740ce..6fb0e3d 100644
--- a/kenaito-conf-c-client/README.md
+++ b/kenaito-conf-c-client/README.md
@@ -1,35 +1,33 @@
 # Kenaito Config Center C Client
 
-C 语言的配置中心客户端 SDK，使用 libcurl + OpenSSL。
+C 语言的配置中心客户端 SDK，使用 libcurl。
 
 ## 依赖
 
 - libcurl
-- OpenSSL
 
 ### macOS
 
 ```bash
-brew install curl openssl
+brew install curl
 ```
 
 ### Ubuntu/Debian
 
 ```bash
-apt-get install libcurl4-openssl-dev libssl-dev
+apt-get install libcurl4-openssl-dev
 ```
 
 ## 编译
 
 ```bash
 cd kenaito-conf-c-client-demo
-gcc -o demo ../kenaito-conf-c-client/main.c -lcurl -lssl -lcrypto
+gcc -o demo ../kenaito-conf-c-client/main.c -lcurl
 ./demo
 ```
 
 ## 功能
 
-- AES-128-CBC 解密（与 Go/Java/Python 客户端兼容）
 - HTTP POST 拉取配置
 - 配置缓存
 
diff --git a/kenaito-conf-c-client/main.c b/kenaito-conf-c-client/main.c
index 8ca6917..66f36ce 100644
--- a/kenaito-conf-c-client/main.c
+++ b/kenaito-conf-c-client/main.c
@@ -130,7 +130,7 @@ int main() {
     char *response = http_post_json(url, payload);
     if (response) {
         printf("Response received (%zu bytes)\n", strlen(response));
-        /* In production: parse JSON, decrypt, store configs */
+        /* In production: parse JSON, store configs */
         printf("First 200 chars: %.200s\n", response);
         free(response);
     } else {
diff --git a/kenaito-conf-cpp-client/README.md b/kenaito-conf-cpp-client/README.md
index dce48c5..cea9383 100644
--- a/kenaito-conf-cpp-client/README.md
+++ b/kenaito-conf-cpp-client/README.md
@@ -1,36 +1,34 @@
 # Kenaito Config Center C++ Client
 
-C++ 语言的配置中心客户端 SDK，使用 libcurl + OpenSSL。
+C++ 语言的配置中心客户端 SDK，使用 libcurl。
 
 ## 依赖
 
 - libcurl
-- OpenSSL
 - C++17
 
 ### macOS
 
 ```bash
-brew install curl openssl
+brew install curl
 ```
 
 ### Ubuntu/Debian
 
 ```bash
-apt-get install libcurl4-openssl-dev libssl-dev
+apt-get install libcurl4-openssl-dev
 ```
 
 ## 编译
 
 ```bash
 cd kenaito-conf-cpp-client-demo
-g++ -std=c++17 -o demo ../kenaito-conf-cpp-client/main.cpp -lcurl -lssl -lcrypto -lpthread
+g++ -std=c++17 -o demo ../kenaito-conf-cpp-client/main.cpp -lcurl -lpthread
 ./demo
 ```
 
 ## 功能
 
-- AES-128-CBC 解密
 - HTTP POST 拉取配置
 - 定时同步
 - 变更回调
diff --git a/kenaito-conf-nodejs-client-demo/config-cache.json b/kenaito-conf-nodejs-client-demo/config-cache.json
index e79b693..1349636 100644
--- a/kenaito-conf-nodejs-client-demo/config-cache.json
+++ b/kenaito-conf-nodejs-client-demo/config-cache.json
@@ -1,13 +1,11 @@
 {
+  "config.test": "sdasdas是大大6667777888",
   "database.host": "127.0.0.1",
   "database.name": "kenaito_conf",
-  "database.password": "1234567",
+  "database.password": "123",
   "database.port": "3306",
-  "database.user": "root",
   "jwt.expireHours": "24",
   "jwt.secret": "kenaito-conf-jwt-secret-2026",
-  "kenaito.config.encrypt-secret": "c4c20a0c6e991b26c34b0cefe78252c8",
-  "kenaito.config.global-encrypt-secret": "6879c141d108fb37a24d547611c80095",
-  "latest.fetch.timestamp": "1792052626435",
+  "latest.fetch.timestamp": "1792133386219",
   "server.port": "8084"
 }
\ No newline at end of file
diff --git a/kenaito-conf-python-client-demo/config-cache.json b/kenaito-conf-python-client-demo/config-cache.json
new file mode 100644
index 0000000..6181496
--- /dev/null
+++ b/kenaito-conf-python-client-demo/config-cache.json
@@ -0,0 +1 @@
+{"config.test": "sdasdas是大大6667777888", "database.host": "127.0.0.1", "database.name": "kenaito_conf", "database.password": "123456789", "database.port": "3306", "jwt.expireHours": "24", "jwt.secret": "kenaito-conf-jwt-secret-2026", "latest.fetch.timestamp": "1792133044244", "server.port": "8084"}
\ No newline at end of file