diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..dfe0770
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+# Auto detect text files and perform LF normalization
+* text=auto
diff --git a/DXCaptchaSDK-1.7.0.zip b/DXCaptchaSDK-1.7.0.zip
new file mode 100644
index 0000000..b7d7d25
Binary files /dev/null and b/DXCaptchaSDK-1.7.0.zip differ
diff --git a/DXCaptchaSDK.podspec b/DXCaptchaSDK.podspec
new file mode 100644
index 0000000..649bc78
--- /dev/null
+++ b/DXCaptchaSDK.podspec
@@ -0,0 +1,16 @@
+Pod::Spec.new do |s|
+
+    s.authors      = "DX"
+    s.name         = "DXCaptchaSDK"
+    s.version      = "1.7.0"
+    s.summary      = "顶象无感验证"
+    s.description  = "顶象无感验证 dx-captcha SDK"
+    s.homepage     = "https://www.dingxiang-inc.com/docs/detail/captcha#doc-h3-12"
+    s.license      = { :type => "Commercial", :text => "dingxiang-inc"}
+    s.author       = { "CMBSDK" => "marketing@dingxiang-inc.com" }
+    s.source       = { :http => "https://github.com/letspod/DXCaptchaSDK/raw/master/DXCaptchaSDK-1.7.0.zip" }
+    s.requires_arc = true  
+    s.ios.deployment_target = '8.0'
+    s.vendored_frameworks ='DingxiangCaptchaSDK.framework'
+    s.resource     = 'DXCaptcha.bundle'  
+  end
\ No newline at end of file